{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08348_015.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Memphis, Tennessee | 1951 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"110"},{"label":"placed","value":"104"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 61, georef 47"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 12 panels"},{"label":"unplaced pages","value":"p0 (tier 4, 35.14925,-90.00389 +/-2324m); p444 (tier 1, 35.15261,-90.01409 +/-242m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0401/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p401","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0401/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0401","type":"ImageService3","width":1421,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1237.2,2038.0 -0.0,2038.0 -0.0,-0.0 1421.0,0.0 1421.0,78.3 1237.9,78.5 1237.2,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0401/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01832976806978,35.16566309736545]}},{"type":"Feature","properties":{"resourceCoords":[1421.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0152191225707,35.16532713427549]}},{"type":"Feature","properties":{"resourceCoords":[1421.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01580439037737,35.161654246534965]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01891503587645,35.161990209624925]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0402/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p402","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"16"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0402/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0402","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"269.8,2038.0 -0.0,2038.0 -0.0,-0.0 17.6,94.2 1240.4,111.3 1260.5,1883.5 671.5,1898.9 269.8,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0402/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[196.0,1170.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0187996,35.1600006]}},{"type":"Feature","properties":{"resourceCoords":[882.0,1432.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0173474,35.1593779]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0403/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p403","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0403/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0403","type":"ImageService3","width":1412,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"157.8,2038.0 161.3,51.5 345.1,42.9 345.2,0.0 1260.0,0.0 1274.0,2038.0 157.8,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0403/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[517.0,1274.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.01521,35.162967]}},{"type":"Feature","properties":{"resourceCoords":[886.0,44.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0140595,35.1650759]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0404/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p404","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0404/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0404","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1283.9,1915.9 215.7,1942.8 190.0,186.8 1282.7,195.1 1283.9,1915.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0404/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[192.0,639.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.016326,35.1608619]}},{"type":"Feature","properties":{"resourceCoords":[1283.0,639.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0138925,35.1606209]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0405/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p405","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0405/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0405","type":"ImageService3","width":1421,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1293.8,2038.0 201.3,2038.0 215.9,0.0 1421.0,0.0 1421.0,60.5 1297.5,60.5 1293.8,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0405/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01369859094284,35.165122792967345]}},{"type":"Feature","properties":{"resourceCoords":[1421.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0106207195015,35.164831033363214]}},{"type":"Feature","properties":{"resourceCoords":[1421.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01112897924232,35.161196822436274]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01420685068365,35.161488582040406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0406/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p406","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0406/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0406","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1275.8,1847.2 186.2,1896.5 188.3,158.4 1260.6,153.2 1275.8,1847.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0406/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01414416639255,35.16177585080508]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.011041266596,35.16146921129891]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01158074045573,35.15776883733566]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01468364025229,35.15807547684183]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0407/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p407","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0407/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0407","type":"ImageService3","width":1406,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"93.6,79.8 216.3,79.2 215.9,18.6 1406.0,0.0 1406.0,85.9 1286.0,86.0 1291.8,1844.8 101.2,1859.3 93.6,79.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0407/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1286.0,1318.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0086315,35.1622869]}},{"type":"Feature","properties":{"resourceCoords":[1286.0,86.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0083075,35.1644809]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0408/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p408","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0408/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0408","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1302.2,1524.4 1044.2,1645.9 1040.9,1938.9 615.3,1938.7 475.5,1860.2 115.8,1914.8 120.1,0.0 1304.0,0.0 1302.2,1524.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0408/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[116.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0115235,35.1603749]}},{"type":"Feature","properties":{"resourceCoords":[829.0,1724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0102095,35.1583479]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0409/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p409","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0409/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0409","type":"ImageService3","width":1406,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"215.9,31.1 1233.7,0.0 1236.7,33.7 1161.3,38.3 1164.5,1883.3 220.7,1883.0 215.9,31.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0409/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.008771494459,35.16458360527518]}},{"type":"Feature","properties":{"resourceCoords":[1406.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00569630986392,35.16427888546489]}},{"type":"Feature","properties":{"resourceCoords":[1406.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00623280637474,35.16060908293384]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00930799096982,35.16091380274413]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0410/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p410","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0410/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0410","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"240.8,0.0 1177.0,0.0 1187.1,940.8 1109.2,977.4 1118.3,1656.7 654.3,1658.2 653.3,1797.0 -0.0,1805.2 -0.0,1516.0 254.9,1392.8 240.8,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0410/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00931554065706,35.16119776881113]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00621326422716,35.16088961298956]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00675540213419,35.15718995771343]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00985767856409,35.157498113535]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0411/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p411","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0411/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0411","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"192.1,42.8 266.6,37.9 263.4,4.3 1100.8,12.7 1183.1,36.7 1210.5,2038.0 208.8,2038.0 192.1,42.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0411/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[196.0,1251.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0065685,35.1620779]}},{"type":"Feature","properties":{"resourceCoords":[1209.0,1251.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0043285,35.1618479]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0412/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p412","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0412/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0412","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"149.7,2037.5 159.2,1048.5 134.2,967.1 213.0,928.7 193.1,131.4 1217.2,120.8 1233.0,2038.0 149.7,2037.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0412/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00713716489489,35.16093239466992]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00409867207115,35.160594066371736]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00469389059757,35.15697046626878]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0077323834213,35.157308794566966]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0413/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p413","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0413/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0413","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1264.7,1826.9 811.2,2038.0 184.3,2038.0 191.8,25.3 109.4,0.0 1401.0,0.0 1401.0,48.2 1275.4,48.1 1264.7,1826.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0413/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00446461674106,35.16413251624248]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00138150628867,35.16385634354089]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00186947480466,35.16016393183844]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00495258525706,35.16044010454003]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0414/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p414","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0414/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0414","type":"ImageService3","width":1407,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"24.3,2038.0 34.2,169.3 582.9,142.6 581.9,197.2 992.1,0.0 1191.6,0.0 1212.8,1982.1 1407.0,1979.8 1407.0,2038.0 24.3,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0414/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00457718050971,35.16071999310343]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0014610349657,35.16040848648091]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00200906430449,35.15669226684933]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0051252098485,35.15700377347185]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0415/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p415","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0415/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0415","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"92.0,38.0 216.1,36.8 215.7,0.0 1401.0,20.8 1401.0,1788.8 189.4,1801.0 190.0,1861.0 -0.0,1860.5 102.2,1807.2 92.0,38.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0415/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1076.0,1536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9998797,35.160854]}},{"type":"Feature","properties":{"resourceCoords":[92.0,38.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0016695,35.1637939]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0416/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p416","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0416/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0416","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1411.0,0.0 1411.0,1777.0 135.2,1753.2 131.1,258.1 -0.0,259.4 -0.0,0.0 1411.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0416/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99897049624283,35.164036784240864]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99586358323367,35.16372058002848]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99641832253958,35.16002602501492]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99952523554875,35.160342229227304]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0417/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p417","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0417/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0417","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"981.9,2038.0 -0.0,2038.0 -0.0,-0.0 1112.8,0.0 1074.8,1747.3 1188.8,1750.0 984.3,1848.9 981.9,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0417/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1008.0,638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9998245,35.1591959]}},{"type":"Feature","properties":{"resourceCoords":[448.0,325.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0009996,35.1598809]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0418/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p418","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0418/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0418","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2038.0 -0.0,279.9 94.7,277.7 91.4,0.0 1377.3,13.1 1385.8,1733.0 389.3,1756.0 391.2,1880.8 343.6,1921.9 115.5,2038.0 -0.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0418/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99935130266238,35.16084980066941]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99624266011243,35.1605099911163]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99683878860668,35.156813234813534]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99994743115663,35.157153044366645]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0419/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p419","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0419/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0419","type":"ImageService3","width":1390,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.7,1818.7 101.5,1767.1 90.4,1765.7 131.9,0.0 1167.5,0.0 1159.3,271.5 1282.8,275.3 1243.9,1876.6 100.7,1818.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0419/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99616205464903,35.16368840532494]}},{"type":"Feature","properties":{"resourceCoords":[1390.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99312799805627,35.16344049828244]}},{"type":"Feature","properties":{"resourceCoords":[1390.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99356948795935,35.15977805823107]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99660354455212,35.16002596527357]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0420/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p420","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0420/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0420","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1411.0,1914.4 133.3,1892.0 123.9,276.4 -0.0,276.1 0.0,0.0 1411.0,0.0 1411.0,1865.2 1384.0,1865.6 1411.0,1914.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0420/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[706.0,270.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9921555,35.1628439]}},{"type":"Feature","properties":{"resourceCoords":[134.0,1866.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9938448,35.1601402]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0421/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p421","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0421/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0421","type":"ImageService3","width":1371,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"87.5,392.6 1203.8,421.1 1205.3,1495.2 82.4,1497.2 87.5,392.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0421/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99642044852682,35.1611356794519]}},{"type":"Feature","properties":{"resourceCoords":[1371.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99339388644503,35.16082190055343]}},{"type":"Feature","properties":{"resourceCoords":[1371.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99396041156946,35.15711775882201]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99698697365125,35.157431537720484]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0422/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p422","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0422/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0422","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1342.0,1705.4 -0.0,1724.9 -0.0,447.6 1281.0,472.6 1339.2,655.8 1342.0,1705.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0422/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99375735854795,35.16090755089656]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99064573615466,35.1605888033804]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99120491653471,35.15688851046318]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.994316538928,35.157207257979344]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0423/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p423","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0423/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0423","type":"ImageService3","width":1382,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1247.3,1866.6 132.5,1862.7 140.2,539.7 693.6,531.8 696.7,342.3 995.0,199.8 991.1,1254.5 1249.8,1262.5 1247.3,1866.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0423/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00163883607856,35.15774690310711]}},{"type":"Feature","properties":{"resourceCoords":[1382.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99857368645866,35.15747621292109]}},{"type":"Feature","properties":{"resourceCoords":[1382.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99905850506943,35.15375454876502]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00212365468933,35.15402523895104]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0424/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p424","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0424/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0424","type":"ImageService3","width":1412,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1412.0,1482.0 1412.0,1927.5 260.4,1925.0 260.7,1312.0 -0.0,1304.4 -0.0,234.2 188.2,126.3 189.0,0.0 1189.8,0.0 1175.3,1478.5 1412.0,1482.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0424/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1174.0,1321.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.99716,35.1549994]}},{"type":"Feature","properties":{"resourceCoords":[692.0,1321.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9982205,35.1550949]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0425/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p425","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0425/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0425","type":"ImageService3","width":1382,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1382.0,2038.0 107.2,2038.0 97.3,0.0 1310.8,0.0 1314.2,201.3 1382.0,200.3 1382.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0425/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[96.0,1304.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9970173,35.1560437]}},{"type":"Feature","properties":{"resourceCoords":[1307.0,753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9941925,35.1567639]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0426/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p426","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0426/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0426","type":"ImageService3","width":1412,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"180.6,2038.0 170.9,192.4 1381.0,167.1 1412.0,2038.0 180.6,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0426/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99418758591719,35.15812452642091]}},{"type":"Feature","properties":{"resourceCoords":[1412.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9911522148937,35.15779660835437]}},{"type":"Feature","properties":{"resourceCoords":[1412.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99172705586962,35.15418942368572]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9947624268931,35.15451734175227]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0427/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p427","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0427/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0427","type":"ImageService3","width":1382,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"251.8,2038.0 -0.0,2038.0 0.0,0.0 61.1,0.0 60.1,313.4 333.4,313.9 741.0,174.6 992.6,160.2 991.0,662.5 1123.2,661.8 1118.2,1884.0 259.1,1879.4 251.8,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0427/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01951493331634,35.1590457563541]}},{"type":"Feature","properties":{"resourceCoords":[1382.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01648905644436,35.15875844506834]}},{"type":"Feature","properties":{"resourceCoords":[1382.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01700365255353,35.15508452492164]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.02002952942551,35.1553718362074]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0428/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p428","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0428/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0428","type":"ImageService3","width":1412,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"280.5,1589.3 180.4,1589.4 179.9,2038.0 -0.0,2038.0 -0.0,0.0 25.8,0.0 25.8,421.6 279.6,421.6 286.9,261.7 1152.8,266.4 1151.9,952.2 982.5,954.7 982.5,1067.0 1152.7,1065.0 1156.1,1758.8 280.0,1759.3 280.5,1589.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0428/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01997991532953,35.15613119336852]}},{"type":"Feature","properties":{"resourceCoords":[1412.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01691258367954,35.15584001619391]}},{"type":"Feature","properties":{"resourceCoords":[1412.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01742300520307,35.152194760056055]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.02049033685306,35.152485937230665]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0429/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p429","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0429/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0429","type":"ImageService3","width":1386,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1223.4,1876.6 130.9,1891.7 132.0,671.6 -0.0,672.8 -0.0,171.3 1223.4,149.1 1223.4,1876.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0429/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01733748255153,35.15885990230585]}},{"type":"Feature","properties":{"resourceCoords":[1386.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01429852568725,35.1585631816337]}},{"type":"Feature","properties":{"resourceCoords":[1386.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01482843961995,35.154884019724996]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01786739648422,35.15518074039714]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0430/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p430","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0430/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0430","type":"ImageService3","width":1408,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1895.4 -0.0,156.3 1313.3,103.8 1315.2,1880.2 -0.0,1895.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0430/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01465345839746,35.158609275906706]}},{"type":"Feature","properties":{"resourceCoords":[1408.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01158662970346,35.15830985322163]}},{"type":"Feature","properties":{"resourceCoords":[1408.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0121130124284,35.15465495203189]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0151798411224,35.154954374716965]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0431/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p431","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0431/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0431","type":"ImageService3","width":1386,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1386.0,160.2 1386.0,1864.3 76.0,1892.0 90.8,136.1 446.1,82.2 584.1,159.7 1386.0,160.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0431/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[76.0,688.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0119851,35.1571443]}},{"type":"Feature","properties":{"resourceCoords":[76.0,1892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0122744,35.1549577]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0432/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p432","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0432/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0432","type":"ImageService3","width":1408,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"647.4,1620.0 156.1,1833.5 139.7,140.4 406.0,138.0 407.3,0.0 865.5,0.0 856.1,369.1 856.1,369.5 1390.3,379.1 1408.0,1218.5 1261.3,1296.7 1264.3,1629.6 647.4,1620.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0432/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[858.0,1512.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0077059,35.1551863]}},{"type":"Feature","properties":{"resourceCoords":[406.0,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0083532,35.1577925]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0433/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p433","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0433/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0433","type":"ImageService3","width":1386,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"612.3,2038.0 613.0,1570.9 172.0,1637.7 168.9,944.3 -0.0,946.0 -0.0,833.7 168.2,831.5 169.4,146.1 1079.0,138.0 1086.2,828.6 1386.0,841.7 1386.0,920.9 1080.7,938.4 1067.0,2019.0 612.3,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0433/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[172.0,1638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0179089,35.152747]}},{"type":"Feature","properties":{"resourceCoords":[1079.0,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0155494,35.1552459]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0434/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p434","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0434/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0434","type":"ImageService3","width":1408,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2038.0 -0.0,1805.7 113.6,249.6 1352.8,262.4 1306.5,1174.6 746.6,2038.0 -0.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0434/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1320.0,744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0124847,35.1539239]}},{"type":"Feature","properties":{"resourceCoords":[110.0,822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0157061,35.1540084]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0435/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p435","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0435/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0435","type":"ImageService3","width":1391,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.7,1866.5 -0.0,1862.8 -0.0,1474.5 57.1,1385.3 -0.0,1374.2 -0.0,1294.9 111.3,1300.5 156.9,213.5 1391.0,188.2 1391.0,1928.4 98.1,1907.9 98.7,1866.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0435/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01256988150347,35.155375639415404]}},{"type":"Feature","properties":{"resourceCoords":[1391.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00950442102274,35.15510556236274]}},{"type":"Feature","properties":{"resourceCoords":[1391.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00998499787296,35.15140749634489]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01305045835369,35.15167757339755]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0436/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p436","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0436/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0436","type":"ImageService3","width":1419,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1120.8,1948.7 158.9,1960.0 114.9,240.4 694.3,0.0 1318.2,0.0 1334.5,716.4 1193.7,715.3 1195.4,809.5 1419.0,806.4 1419.0,1950.8 1392.0,1950.6 1120.8,1948.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0436/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00973508885482,35.15520193948569]}},{"type":"Feature","properties":{"resourceCoords":[1419.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00660739691128,35.15485962869517]}},{"type":"Feature","properties":{"resourceCoords":[1419.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00720448638918,35.15116093206761]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01033217833273,35.15150324285813]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0437/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p437","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0437/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0437","type":"ImageService3","width":1386,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"948.8,1999.5 948.5,2038.0 -0.0,2038.0 -0.0,928.6 150.4,850.3 137.3,16.6 653.6,29.5 653.7,37.1 1210.9,43.5 1201.8,690.6 1386.0,698.8 1386.0,2003.8 948.8,1999.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0437/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00652086943462,35.157198418937575]}},{"type":"Feature","properties":{"resourceCoords":[1386.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00342826893575,35.15691878510847]}},{"type":"Feature","properties":{"resourceCoords":[1386.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0039276573267,35.1531746027924]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00702025782557,35.1534542366215]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0438/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p438","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0438/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0438","type":"ImageService3","width":1417,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"104.2,694.0 112.8,41.2 936.8,49.9 937.4,0.0 1181.2,0.0 1178.1,1326.0 1169.4,2038.0 291.2,2018.4 290.0,702.2 104.2,694.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0438/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00406901631342,35.156972128916095]}},{"type":"Feature","properties":{"resourceCoords":[1417.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00093469687677,35.15668634875325]}},{"type":"Feature","properties":{"resourceCoords":[1417.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00143389517972,35.15297466561622]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00456821461637,35.15326044577907]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0439/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p439","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0439/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0439","type":"ImageService3","width":1386,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1112.7,1889.0 -0.0,1878.8 -0.0,1373.2 199.0,1378.2 219.2,256.6 -0.0,255.7 -0.0,163.3 138.0,166.9 138.3,234.6 1386.0,257.4 1386.0,847.2 1073.8,843.2 1070.8,1451.1 1115.0,1455.0 1112.7,1889.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0439/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00727138601606,35.153918926759346]}},{"type":"Feature","properties":{"resourceCoords":[1386.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00414793699288,35.1536241730579]}},{"type":"Feature","properties":{"resourceCoords":[1386.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00467430620508,35.149842490159074]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00779775522825,35.15013724386052]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0440/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p440","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0440/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0440","type":"ImageService3","width":1417,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.9,1280.4 -0.0,1276.7 -0.0,660.3 316.6,662.7 313.6,64.7 -0.0,64.1 0.0,-0.0 1312.6,0.0 1302.2,1906.3 503.9,1896.3 503.7,1814.5 44.7,1817.5 44.9,1280.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0440/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00489371303692,35.153333462413556]}},{"type":"Feature","properties":{"resourceCoords":[1417.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00174631928586,35.1530232786089]}},{"type":"Feature","properties":{"resourceCoords":[1417.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00228812127516,35.1492959450417]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00543551502622,35.14960612884636]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0441/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p441","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0441/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0441","type":"ImageService3","width":1394,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"158.5,2016.7 164.8,36.1 1270.4,26.4 1260.2,2023.9 158.5,2016.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0441/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00214642553904,35.15442227914572]}},{"type":"Feature","properties":{"resourceCoords":[1394.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99903335485465,35.15411521451255]}},{"type":"Feature","properties":{"resourceCoords":[1394.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99957856495128,35.150367748504195]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00269163563567,35.150674813137364]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0442/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p442","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0442/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0442","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"264.6,25.3 1411.0,0.0 1411.0,1468.7 1171.6,1470.7 1181.5,2007.9 282.8,2012.3 264.6,25.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0442/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99990175954272,35.15420606510349]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9967399783933,35.15385653328154]}},{"type":"Feature","properties":{"resourceCoords":[1411.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99735311255782,35.15009627789314]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00051489370725,35.15044580971509]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0443/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p443","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"5"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0443/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0443","type":"ImageService3","width":1394,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.6,2038.0 -0.0,2038.0 0.0,0.0 101.5,0.0 98.0,168.0 980.1,164.6 1394.0,101.3 1394.0,563.2 1394.0,807.4 1394.0,894.1 1355.2,1800.2 97.2,1805.4 99.6,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0443/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[958.0,168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0179089,35.152747]}},{"type":"Feature","properties":{"resourceCoords":[98.0,168.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0198122,35.1529267]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0445/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p445","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0445/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0445","type":"ImageService3","width":1394,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.0,285.8 1275.5,298.1 1259.8,1727.8 114.7,1766.6 111.0,285.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0445/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[622.0,290.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0106564,35.1516823]}},{"type":"Feature","properties":{"resourceCoords":[622.0,1752.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0110442,35.1490499]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0446/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p446","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0446/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0446","type":"ImageService3","width":1406,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"989.5,307.2 975.2,1699.7 274.0,1730.0 274.0,316.0 989.5,307.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0446/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[274.0,316.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0092195,35.1515259]}},{"type":"Feature","properties":{"resourceCoords":[274.0,1730.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0096332,35.1489551]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0447/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p447","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0447/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0447","type":"ImageService3","width":1394,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1394.0,2038.0 -0.0,2038.0 -0.0,319.6 88.5,319.1 86.3,85.5 1394.0,74.2 1394.0,927.0 1351.2,928.3 1360.4,1998.7 1394.0,1999.7 1394.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0447/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0203987321981,35.15013635526915]}},{"type":"Feature","properties":{"resourceCoords":[1394.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01735096087162,35.149835925724986]}},{"type":"Feature","properties":{"resourceCoords":[1394.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01788436243147,35.14616687641772]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.02093213375795,35.146467305961885]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0448/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p448","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0448/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0448","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"30.1,1716.9 71.7,1715.2 64.0,885.9 29.9,885.9 39.1,0.0 1290.0,24.5 1289.5,53.9 1415.0,52.3 1415.0,2038.0 1380.7,2038.0 1378.6,1898.0 33.8,1920.4 30.1,1716.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0448/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01725723107687,35.15135555341934]}},{"type":"Feature","properties":{"resourceCoords":[1415.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01407999969865,35.15101766719617]}},{"type":"Feature","properties":{"resourceCoords":[1415.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0146710092159,35.147249585307044]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01784824059412,35.147587471530215]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0449/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p449","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0449/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0449","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"224.9,328.2 229.1,30.3 100.4,30.1 101.4,0.0 573.2,0.0 572.1,32.4 729.5,33.6 728.5,108.4 1212.0,122.9 1209.0,906.6 1200.7,1914.8 208.3,1890.5 206.9,393.2 224.9,328.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0449/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0145903188291,35.1510233436882]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01151532412764,35.15073234973195]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01202939736235,35.14704906377888]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0151043920638,35.14734005773513]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p450 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5660.0"},{"label":"split_canvas_h","value":"8152.0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1287.9,1928.5 1307.2,728.7 145.2,756.0 131.8,1899.6 1287.9,1928.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[660.0,1568.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0112405,35.1475899]}},{"type":"Feature","properties":{"resourceCoords":[660.0,746.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0110442,35.1490499]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p450 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2668.4"},{"label":"split_canvas_h","value":"2805.6"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"152.5,628.4 153.8,701.2 622.8,700.5 603.9,25.4 152.5,40.5 151.8,0.0 -0.0,-0.0 -0.0,631.8 152.5,628.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0450__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[152.0,628.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0129976,35.1508111]}},{"type":"Feature","properties":{"resourceCoords":[152.0,40.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0128036,35.1518946]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0451/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p451","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0451/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0451","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1172.6,1534.7 228.0,1539.8 220.7,250.6 935.7,218.3 942.6,1012.4 1167.2,1009.2 1172.6,1534.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0451/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01004175873686,35.14945762317323]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00698740288328,35.14912339168072]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00757784867685,35.145464756905]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01063220453042,35.14579898839751]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0452/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p452","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0452/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0452","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"218.2,1634.5 -0.0,1635.7 0.0,-0.0 1145.8,0.0 1149.0,815.2 1285.5,810.2 1298.6,2038.0 218.7,2038.0 218.2,1634.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0452/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00782458431559,35.150439684904896]}},{"type":"Feature","properties":{"resourceCoords":[1415.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00464725610288,35.15011528361872]}},{"type":"Feature","properties":{"resourceCoords":[1415.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00521467276316,35.14634704806523]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00839200097586,35.14667144935141]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0453/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p453","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0453/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0453","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1318.0,98.5 1320.9,1909.2 188.6,1891.2 187.1,734.3 47.9,738.0 51.8,0.0 514.2,0.0 514.0,83.0 1318.0,98.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0453/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1322.0,1345.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0028125,35.1473119]}},{"type":"Feature","properties":{"resourceCoords":[514.0,83.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0042785,35.1497549]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0454/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p454","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0454/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0454","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"170.0,1960.5 159.0,82.0 1301.0,87.4 1299.9,1943.4 170.0,1960.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0454/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1308.0,713.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0001505,35.1481859]}},{"type":"Feature","properties":{"resourceCoords":[170.0,1960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0029715,35.1461889]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p455 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3977.6"},{"label":"split_canvas_w","value":"5604.0"},{"label":"split_canvas_h","value":"4174.4"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1146.0,1181.3 208.2,1166.8 221.8,2038.0 1146.2,2038.0 1146.0,1181.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1146.0,1181.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9978583,35.1502086]}},{"type":"Feature","properties":{"resourceCoords":[220.0,1798.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0000035,35.1493099]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p455 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5604.0"},{"label":"split_canvas_h","value":"3978.4"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"128.0,185.4 128.0,801.7 1257.4,795.1 1237.1,183.6 128.0,185.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0455__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[128.0,185.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.002332,35.150679]}},{"type":"Feature","properties":{"resourceCoords":[128.0,801.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0025082,35.1495619]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0456/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p456","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0456/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0456","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1415.0,0.0 1415.0,2038.0 1293.5,2038.0 1287.2,1758.9 158.0,1768.0 135.8,0.0 1415.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0456/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99802930237315,35.151234508306715]}},{"type":"Feature","properties":{"resourceCoords":[1415.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99491913439067,35.15091211580814]}},{"type":"Feature","properties":{"resourceCoords":[1415.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99548304282087,35.147223565876985]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99859321080335,35.14754595837556]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0457/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p457","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0457/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0457","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"251.8,1874.5 258.8,328.9 1166.2,326.1 1159.9,1880.4 251.8,1874.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0457/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0005420023678,35.149534350776236]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99747093641764,35.14923943448226]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99799192922207,35.14556078613593]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00106299517222,35.145855702429905]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0458/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p458","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0458/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0458","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1319.2,2035.3 1319.9,1479.3 168.4,1477.2 170.0,390.0 1310.0,390.0 1314.5,673.8 1415.0,674.6 1415.0,2038.0 1319.2,2035.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0458/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[170.0,390.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9981712,35.1479987]}},{"type":"Feature","properties":{"resourceCoords":[1310.0,390.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9956868,35.1477579]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0459/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p459","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0459/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0459","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1401.0,1907.1 71.0,1895.5 71.5,1855.4 19.4,1854.6 -0.0,784.5 1368.6,816.2 1401.0,778.2 1401.0,1907.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0459/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1336.0,776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0179475,35.1462449]}},{"type":"Feature","properties":{"resourceCoords":[71.0,1896.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0209667,35.1444538]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0460/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p460","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0460/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0460","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.2,2005.5 96.2,870.6 30.9,869.4 28.4,0.0 1415.0,0.0 1415.0,1999.7 114.2,2005.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0460/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1232.0,1434.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0154655,35.1449949]}},{"type":"Feature","properties":{"resourceCoords":[514.0,2002.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0171727,35.1441262]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0461/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p461","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0461/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0461","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1174.7,0.0 1215.9,1981.6 197.1,1990.7 150.8,173.8 185.7,173.4 183.9,0.0 1174.7,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0461/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0150268465144,35.147611377861566]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01193902222542,35.147255921863504]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01256694805929,35.14355711066459]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01565477234827,35.14391256666265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0462/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p462","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0462/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0462","type":"ImageService3","width":1422,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"700.9,1897.0 166.8,1903.0 137.6,0.0 1295.9,0.0 1288.2,1876.5 700.9,1897.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0462/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01276533538083,35.14713664236912]}},{"type":"Feature","properties":{"resourceCoords":[1422.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00968899972236,35.14679624716429]}},{"type":"Feature","properties":{"resourceCoords":[1422.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01028143703869,35.14316560109913]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01335777269716,35.14350599630396]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0463/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p463","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0463/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0463","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1163.0,1724.5 202.0,1739.2 222.1,0.0 1156.6,0.0 1163.0,1724.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0463/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01048054741743,35.146690452002595]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00739096113008,35.14636616162057]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00796382522373,35.14266519742251]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01105341151107,35.142989487804535]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0464/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p464","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0464/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0464","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"147.6,145.7 1241.0,158.3 1241.0,201.1 1241.3,201.2 1242.0,1966.0 130.5,1982.9 147.6,145.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0464/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[694.0,192.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0066993,35.146425]}},{"type":"Feature","properties":{"resourceCoords":[1242.0,1966.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0059286,35.1430919]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0465/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p465","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0465/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0465","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1262.0,1406.3 1268.4,1894.3 145.7,1936.8 116.0,0.0 1265.5,0.0 1267.1,1027.4 1205.0,1295.4 1262.0,1406.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0465/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00570245806652,35.146585929556515]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00266266305768,35.14626289323194]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00323331151824,35.142621571134434]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00627310652709,35.14294460745901]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0466/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p466","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0466/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0466","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1314.3,1892.2 166.1,1919.8 162.9,1438.0 107.3,1328.2 170.2,1064.0 175.6,107.8 1302.1,85.1 1314.3,1892.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0466/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00332854060757,35.1464231357314]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00024697603956,35.146112110509584]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00079640564012,35.14242074614078]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00387797020812,35.1427317713626]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0467/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p467","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0467/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0467","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"253.1,1899.6 239.7,0.0 1157.3,0.0 1165.2,1876.0 253.1,1899.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0467/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00098881211213,35.14615063664428]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99795179755554,35.145842365148]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99849636108279,35.14220435603951]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00153337563937,35.14251262753579]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0468/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p468","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0468/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0468","type":"ImageService3","width":1400,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1400.0,557.6 1400.0,1949.9 152.5,1970.0 151.8,0.0 1309.2,0.0 1308.6,557.8 1400.0,557.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0468/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99878430514387,35.14609398784192]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9957498839323,35.14579532804106]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99627784461812,35.142157825206674]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99931226582969,35.142456485007536]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0469/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p469","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0469/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0469","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 51.0,0.0 51.1,39.2 1135.2,33.7 1111.0,1889.1 12.3,1880.3 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0469/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1022.0,1337.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0191143,35.1418743]}},{"type":"Feature","properties":{"resourceCoords":[80.0,1337.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0212273,35.1420675]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0470/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p470","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0470/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0470","type":"ImageService3","width":1400,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"12.2,1919.3 -0.0,40.2 1284.2,11.7 1290.2,2031.8 466.9,2038.0 466.7,1917.3 12.2,1919.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0470/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01852206185954,35.14431613321734]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01537017033279,35.1439891991543]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01594810029691,35.14021079412691]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01909999182367,35.14053772818995]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0471/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p471","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0471/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0471","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1158.7,2035.7 224.0,2038.0 242.5,20.5 1162.5,43.4 1158.7,2035.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0471/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0161763702192,35.14408384778204]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0130146235617,35.14378801324634]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01353720312476,35.14000048737896]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01669894978225,35.14029632191466]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0472/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p472","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0472/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0472","type":"ImageService3","width":1400,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"145.9,7.3 1166.0,0.0 1132.3,951.1 1180.5,1914.7 160.2,1917.8 145.9,7.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0472/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0138865367801,35.143803971979715]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01077206638014,35.143488055265095]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0113305173722,35.139754487543755]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01444498777217,35.140070404258374]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0473/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p473","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0473/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0473","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1147.0,2034.1 193.9,2023.2 168.5,955.4 226.7,11.2 1231.1,20.2 1147.0,2034.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0473/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01179898396134,35.143601975629416]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00865466122859,35.14335159154022]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00909695198673,35.13958491725161]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01224127471949,35.13983530134081]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0474/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p474","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0474/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0474","type":"ImageService3","width":1400,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"306.0,18.1 1160.8,11.6 1173.6,80.0 1142.5,2023.8 242.4,2029.9 306.0,18.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0474/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00972290427512,35.143438498795746]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00657975292566,35.143161606417046]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00706921761672,35.139393638331114]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01021236896618,35.139670530709814]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0475/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p475","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0475/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0475","type":"ImageService3","width":1401,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"40.5,35.9 1341.6,14.7 1314.5,140.0 1315.0,2038.0 31.9,2038.0 40.5,35.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0475/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.007199348218,35.14326035446268]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00412991253154,35.1429782731398]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0046281924937,35.139301290869895]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00769762818015,35.139583372192774]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0476/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p476","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0476/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0476","type":"ImageService3","width":1389,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.1,2038.0 120.9,164.4 148.5,39.2 1301.2,26.8 1283.9,2038.0 113.1,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0476/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00457993480575,35.14306310953136]}},{"type":"Feature","properties":{"resourceCoords":[1389.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0015357669725,35.142794813031585]}},{"type":"Feature","properties":{"resourceCoords":[1389.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00201379063051,35.13911658985657]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00505795846377,35.139384886356346]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0477/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p477","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0477/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0477","type":"ImageService3","width":1398,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"674.0,1729.5 42.0,1715.2 44.2,383.4 1322.9,364.8 1310.5,1538.8 671.6,1531.9 674.0,1729.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0477/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00173694520143,35.14415326022602]}},{"type":"Feature","properties":{"resourceCoords":[1398.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99566337517774,35.143583184863324]}},{"type":"Feature","properties":{"resourceCoords":[1398.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99667252852828,35.13629174723368]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00274609855197,35.13686182259637]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0478/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p478","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0478/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0478","type":"ImageService3","width":1400,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"173.4,1439.3 190.6,0.0 1400.0,0.0 1400.0,369.4 1161.7,363.3 1166.0,1775.2 824.9,1765.8 173.4,1439.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0478/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99689441682739,35.143768260420764]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99072176661971,35.14326942755757]}},{"type":"Feature","properties":{"resourceCoords":[1400.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99160354020502,35.135869594409684]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9977761904127,35.13636842727288]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0479/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p479","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0479/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0479","type":"ImageService3","width":1398,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1144.4,2038.0 -0.0,2038.0 -0.0,95.3 1122.8,103.0 1144.4,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0479/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99201294966137,35.1409445958864]}},{"type":"Feature","properties":{"resourceCoords":[1398.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98897580113596,35.14065087597989]}},{"type":"Feature","properties":{"resourceCoords":[1398.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98949573929293,35.13700466547347]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99253288781834,35.137298385379985]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0480/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p480","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"14"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0480/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0480","type":"ImageService3","width":1400,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1317.2,1662.2 146.2,1676.8 122.2,0.0 1400.0,0.0 1400.0,1694.0 1316.8,1693.9 1317.2,1662.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0480/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[134.0,1066.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9898381,35.1387132]}},{"type":"Feature","properties":{"resourceCoords":[1309.0,922.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9871855,35.1387189]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0481/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p481","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0481/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0481","type":"ImageService3","width":1398,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1133.8,1607.5 1133.1,1695.0 297.8,1689.0 308.6,0.0 1127.1,0.0 1133.8,1607.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0481/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[214.0,1588.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9873455,35.1374899]}},{"type":"Feature","properties":{"resourceCoords":[1126.0,154.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9850206,35.1398436]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p482 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5616.0"},{"label":"split_canvas_h","value":"8152.0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482","type":"ImageService3","width":1404,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"124.7,2008.5 916.9,2008.1 916.9,1971.6 1192.7,1971.5 1192.8,2038.0 1404.0,2038.0 1404.0,875.7 998.7,875.3 1005.2,995.0 118.2,1043.0 124.7,2008.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[914.0,616.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.983196,35.139661]}},{"type":"Feature","properties":{"resourceCoords":[105.0,616.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9850206,35.1398436]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p482 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3807.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1808.8"},{"label":"split_canvas_h","value":"3502.8"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482","type":"ImageService3","width":1404,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1404.0,0.0 951.8,0.0 957.4,875.3 1404.0,875.7 1404.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0482__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[951.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98484498264938,35.142237797174]}},{"type":"Feature","properties":{"resourceCoords":[1404.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98283112932695,35.14212622811305]}},{"type":"Feature","properties":{"resourceCoords":[1404.0,875.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9830949456642,35.13894143125985]}},{"type":"Feature","properties":{"resourceCoords":[951.8,875.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98510879898663,35.1390530003208]}},{"type":"Feature","properties":{"resourceCoords":[976.8,278.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9848179,35.1412169]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0483/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p483","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0483/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0483","type":"ImageService3","width":1398,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1121.8,0.0 1132.6,2038.0 -0.0,2038.0 0.0,-0.0 1121.8,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0483/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1027.0,366.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0193575,35.1402069]}},{"type":"Feature","properties":{"resourceCoords":[81.0,366.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0214338,35.1404104]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0484/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p484","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0484/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0484","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,2038.0 0.0,0.0 465.8,0.0 465.5,129.7 1309.4,121.1 1319.8,2038.0 -0.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0484/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01903880304295,35.14075493470833]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0159423551012,35.14044521989135]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01648632540498,35.13675682894453]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01958277334673,35.13706654376151]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0485/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p485","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0485/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0485","type":"ImageService3","width":1398,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1374.4,1980.5 1379.7,2038.0 203.5,2014.0 192.5,107.0 1140.0,98.0 1149.6,1976.3 1374.4,1980.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0485/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1140.0,98.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0140835,35.1400559]}},{"type":"Feature","properties":{"resourceCoords":[200.0,1972.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0166786,35.1368546]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0486/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p486","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0486/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0486","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"152.5,0.0 1190.1,0.0 1190.2,2038.0 159.6,2006.5 152.5,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0486/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01438939303945,35.14028752662796]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01130607128489,35.13998260590529]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01184161858865,35.136309830906455]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0149249403432,35.136614751629125]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0487/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p487","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0487/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0487","type":"ImageService3","width":1403,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1403.0,79.0 1403.0,2038.0 137.9,2015.3 148.6,95.8 1403.0,79.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0487/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.01210395797007,35.14003345024858]}},{"type":"Feature","properties":{"resourceCoords":[1403.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0090223836848,35.13972944108985]}},{"type":"Feature","properties":{"resourceCoords":[1403.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00955861145162,35.136043036250705]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0126401857369,35.13634704540944]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0488/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p488","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0488/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0488","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1119.7,83.5 1118.7,25.1 1409.0,16.3 1409.0,2038.0 536.6,2038.0 491.1,109.5 1119.7,83.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0488/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1130.0,1426.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0080457,35.1370386]}},{"type":"Feature","properties":{"resourceCoords":[805.0,97.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0083445,35.1395279]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0489/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p489","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0489/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0489","type":"ImageService3","width":1398,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"316.6,83.1 1288.5,67.7 1322.0,2013.4 1398.0,2038.0 285.5,2036.4 316.6,83.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0489/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00766282719168,35.139743937184086]}},{"type":"Feature","properties":{"resourceCoords":[1398.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00455381449598,35.13941691319464]}},{"type":"Feature","properties":{"resourceCoords":[1398.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0051326979601,35.135684368814076]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0082417106558,35.136011392803525]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0490/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p490","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0490/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0490","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1280.6,30.9 1367.8,2034.7 184.1,2036.0 135.5,62.9 1280.6,30.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0490/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00509169922488,35.13951131728895]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00196688543541,35.139162965545914]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00257870669643,35.13544072925822]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0057035204859,35.135789081001256]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0491/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p491","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0491/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0491","type":"ImageService3","width":1403,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1314.1,382.3 1274.0,2038.0 -0.0,2038.0 -0.0,1766.0 93.4,1768.5 72.7,349.6 1314.1,382.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0491/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[537.0,1780.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0017026,35.1353481]}},{"type":"Feature","properties":{"resourceCoords":[646.0,364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0011202,35.1378563]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0492/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p492","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0492/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0492","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1409.0,1768.8 1409.0,2038.0 -0.0,2038.0 45.6,2009.6 55.6,0.0 1309.2,0.0 1323.5,1768.5 1409.0,1768.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0492/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9997007723477,35.138411280588535]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99658460980025,35.13809062038532]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99714778787595,35.13437863890667]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00026395042339,35.13469929910988]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0493/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p493","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0493/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0493","type":"ImageService3","width":1405,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1138.4,2002.4 1138.5,2038.0 118.1,2038.0 32.2,2008.0 0.2,21.4 1352.2,22.9 1309.8,682.2 1314.0,1999.0 1138.4,2002.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0493/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[686.0,626.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9954165,35.1372249]}},{"type":"Feature","properties":{"resourceCoords":[1314.0,1999.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9944322,35.1345988]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p494 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2398.8"},{"label":"split_canvas_w","value":"5636.0"},{"label":"split_canvas_h","value":"5753.2"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1135.5,608.3 179.3,601.0 175.7,1964.8 -0.0,1967.6 -0.0,2038.0 286.0,2038.0 505.0,2038.0 1144.0,2038.0 1135.5,608.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[716.0,1423.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9930859,35.1354506]}},{"type":"Feature","properties":{"resourceCoords":[1142.0,1423.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.992146,35.1353515]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p494 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5636.0"},{"label":"split_canvas_h","value":"2441.6"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1409.0,-0.0 0.0,0.0 91.2,600.4 1172.2,608.6 1172.0,546.7 1409.0,545.4 1409.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0494__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1172.0,38.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9894204,35.1416992]}},{"type":"Feature","properties":{"resourceCoords":[1172.0,584.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9895921,35.1405779]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0495/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p495","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0495/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0495","type":"ImageService3","width":1414,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"255.8,1933.3 273.5,487.6 -0.0,479.4 -0.0,265.1 1110.4,271.7 1101.0,1211.0 1146.1,2018.9 -0.0,2038.0 -0.0,1929.2 255.8,1933.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0495/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99240505235015,35.13776891028012]}},{"type":"Feature","properties":{"resourceCoords":[1414.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98931789451818,35.13748576413268]}},{"type":"Feature","properties":{"resourceCoords":[1414.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98981342420923,35.133821309500775]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9929005820412,35.13410445564822]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0496/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p496","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0496/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0496","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1083.9,1905.8 1082.2,2037.5 185.9,2038.0 144.0,1234.0 157.2,0.0 1337.5,0.0 1326.4,1907.0 1083.9,1905.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0496/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[144.0,1234.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9902957,35.1353709]}},{"type":"Feature","properties":{"resourceCoords":[150.0,549.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9901189,35.136608]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0497/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p497","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0497/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0497","type":"ImageService3","width":1414,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"908.5,2038.0 -0.0,2038.0 -0.0,1904.3 246.0,1902.3 231.2,0.0 1146.2,0.0 1146.0,1905.5 896.4,1907.0 908.5,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0497/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1146.0,1906.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9858842,35.1337259]}},{"type":"Feature","properties":{"resourceCoords":[1146.0,552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9855287,35.1361341]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0498/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p498","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0498/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0498","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"89.9,2038.0 85.0,1986.0 329.0,1984.2 326.8,37.0 1129.5,37.0 1129.5,0.0 1409.0,0.0 1409.0,2038.0 89.9,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0498/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1130.0,661.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9837431,35.1359569]}},{"type":"Feature","properties":{"resourceCoords":[1130.0,37.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9835737,35.1370928]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p499","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499","type":"ImageService3","width":1414,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1414.0,2038.0 -0.0,2038.0 -0.0,-0.0 1414.0,0.0 1414.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98574113253093,35.16255042930613]}},{"type":"Feature","properties":{"resourceCoords":[1414.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97955592439328,35.162007536411856]}},{"type":"Feature","properties":{"resourceCoords":[1414.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98050630006293,35.15466776208761]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98669150820058,35.155210654981886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p499A","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499A","type":"ImageService3","width":1409,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1409.0,2038.0 -0.0,2038.0 -0.0,1775.0 251.6,1771.9 249.5,1718.8 -0.0,1613.5 1.1,738.0 1404.3,701.9 1386.3,0.0 1409.0,0.0 1409.0,2038.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499A/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98626600804866,35.15788027183693]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98007683131344,35.157204190906924]}},{"type":"Feature","properties":{"resourceCoords":[1409.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9812644924566,35.14983320814125]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98745366919182,35.15050928907126]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499C/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1951 | sanborn08348_015 p499C","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T10:56:12Z","modified":"2026-09-21T10:56:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499C/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499C","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"158.7,718.0 162.6,18.8 -0.0,18.2 0.0,0.0 1413.0,0.0 1413.0,48.2 1255.0,50.9 1286.2,1841.3 196.0,1875.5 193.0,1569.4 191.7,1045.4 144.3,930.2 157.6,930.0 158.7,718.0 158.7,718.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195104:08348_04_1951-0499C/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99125695591984,35.163302832996905]}},{"type":"Feature","properties":{"resourceCoords":[1413.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98501539149592,35.162664252721655]}},{"type":"Feature","properties":{"resourceCoords":[1413.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98613407521486,35.15525241886855]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99237563963878,35.1558909991438]}}]}}]}