{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08348_027.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Memphis, Tennessee | 1952 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"55"},{"label":"placed","value":"49"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef-snap 25, georef 23, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"6 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p0 (tier 4, 35.16590,-89.98734 +/-3842m); p702__3 (tier 2, 35.17257,-90.01492 +/-100m); p706__2 (tier 2, 35.17646,-89.98446 +/-219m); p711__1 (tier 1, 35.17137,-89.96988 +/-100m); p713__1 (tier 1, 35.17579,-89.95043 +/-134m); p714 (tier 1, 35.17619,-89.97422 +/-263m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0701/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p701","metadata":[{"label":"streets","value":"16"},{"label":"intersections","value":"18"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0701/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0701","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,0.0 1620.0,1980.0 1089.8,1980.0 1087.8,1851.2 248.4,1852.8 251.1,1707.6 -0.0,1708.7 -0.0,-0.0 1620.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0701/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[520.0,1670.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0163935,35.1734439]}},{"type":"Feature","properties":{"resourceCoords":[245.0,1004.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.017534,35.1759474]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702__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 | 1952 | sanborn08348_027 p702 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"7920.0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"310.2,0.0 -0.0,-0.0 0.0,1311.0 -0.0,1980.0 175.1,1980.0 156.4,1493.8 917.0,1505.5 935.3,1980.0 969.1,1980.0 989.2,1506.1 984.3,1210.5 841.7,1125.1 849.3,440.0 971.4,439.9 970.4,381.8 1620.0,370.9 1620.0,267.9 1116.7,265.8 1115.3,141.8 307.1,139.8 310.2,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[571.0,137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0164105,35.1727819]}},{"type":"Feature","properties":{"resourceCoords":[571.0,541.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0164685,35.1712289]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702__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 | 1952 | sanborn08348_027 p702 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3366.8"},{"label":"split_canvas_y","value":"1758.4"},{"label":"split_canvas_w","value":"3113.2"},{"label":"split_canvas_h","value":"3264.0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,571.3 848.3,529.8 841.7,1125.1 1001.4,1220.7 1620.0,1255.6 1620.0,571.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0702__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[964.6,1101.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.017972,35.1654656]}},{"type":"Feature","properties":{"resourceCoords":[1285.3,1143.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.016497,35.1653169]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0703/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p703","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0703/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0703","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"246.9,1794.2 -0.0,1219.7 0.0,-0.0 1530.6,0.0 1616.5,1872.2 1261.5,1885.8 1265.2,1980.0 513.9,1980.0 522.0,1817.2 246.9,1794.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0703/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00233842488679,35.17331185639429]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99508946371307,35.17304801133795]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99548119072155,35.16575441757635]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00273015189526,35.1660182626327]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0704/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p704","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0704/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0704","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"397.2,1533.5 407.9,179.3 -0.0,170.7 -0.0,-0.0 990.6,0.0 990.3,154.9 1456.8,63.4 1454.2,549.7 1620.0,550.0 1620.0,1976.9 159.8,1980.0 160.5,1864.0 -0.0,1863.3 -0.0,1528.6 397.2,1533.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0704/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99735315862729,35.173779743040974]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98987430276078,35.17363786397298]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9900849498462,35.16611300461199]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99756380571272,35.16625488367998]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0705/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p705","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0705/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0705","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"476.8,1482.7 -0.0,1577.1 -0.0,0.0 1487.0,0.0 1487.4,91.5 1620.0,90.8 1620.0,1980.0 475.0,1980.0 476.8,1482.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0705/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99262149512741,35.17896577122567]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98530716080852,35.17881668796859]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98552851809815,35.171457833703926]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99284285241704,35.171606916961004]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0706__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 | 1952 | sanborn08348_027 p706 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3360.8"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"4559.2"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0706__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0706","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,1867.5 1620.0,840.2 362.2,853.5 0.0,856.9 -0.0,1841.2 1126.8,1829.0 1620.0,1867.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0706__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1037.0,1157.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9620902,35.1767778]}},{"type":"Feature","properties":{"resourceCoords":[1037.0,1829.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9622625,35.1741609]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0707/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p707","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0707/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0707","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 756.8,0.0 756.4,72.5 896.8,71.0 901.5,845.1 887.3,852.8 885.8,908.9 962.1,911.4 967.7,1659.5 796.7,1660.9 799.4,1980.0 -0.0,1980.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0707/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98470921357418,35.178257566013635]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97749302123972,35.178047782153044]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97780450334085,35.17078760146761]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9850206956753,35.1709973853282]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0708/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p708","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0708/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0708","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1369.5,1970.8 -0.0,1951.8 -0.0,286.4 1363.1,275.3 1369.5,1970.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0708/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98070693946272,35.17840969963262]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97707323441124,35.17832230626582]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97720299730847,35.17466654386987]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98083670235995,35.174753937236666]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0709/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p709","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0709/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0709","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"302.0,1980.0 -0.0,1980.0 -0.0,-0.0 1318.3,0.0 1329.2,1896.8 302.6,1899.0 302.0,1980.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0709/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98142147823803,35.17206426744752]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97414606403152,35.17190246311252]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9743862890734,35.164582145065445]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98166170327991,35.164743949400446]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0710/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p710","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0710/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0710","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"856.0,1943.2 851.5,1801.5 223.9,1794.5 221.4,40.6 1025.5,68.8 1020.3,1196.0 1620.0,1198.6 1618.4,1980.0 1478.3,1980.0 1478.8,1935.7 856.0,1943.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0710/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9765067891536,35.171792902477385]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.96917579970578,35.171656696371564]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9693780193151,35.16428043571131]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97670900876292,35.164416641817134]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0711__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 | 1952 | sanborn08348_027 p711 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"7920.0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0711__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0711","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"212.0,54.0 212.0,861.0 -0.0,860.1 0.0,1631.5 457.6,1621.2 469.4,1980.0 506.0,1980.0 1620.0,1980.0 1620.0,74.0 996.0,65.2 997.7,0.0 522.0,0.0 521.1,58.4 212.0,54.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0711__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[212.0,861.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9709005,35.1714259]}},{"type":"Feature","properties":{"resourceCoords":[212.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9708005,35.1744519]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0712/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p712","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0712/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0712","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"586.7,1769.5 583.6,1980.0 -0.0,1980.0 -0.0,1856.9 565.5,1864.6 589.8,128.0 1098.5,143.9 1560.5,198.6 1568.7,0.0 1620.0,0.0 1620.0,1980.0 987.6,1980.0 989.8,1775.3 586.7,1769.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0712/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.96728486781633,35.174793101610504]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.95918451840426,35.1747050591227]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.95931523572048,35.16655495255669]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.96741558513256,35.16664299504449]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0713__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 | 1952 | sanborn08348_027 p713 [2]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"7920.0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0713__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0713","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"599.0,0.0 567.0,0.0 589.4,994.3 285.7,1012.3 283.1,1528.7 753.8,1525.5 753.9,1704.7 1074.2,1703.8 1075.8,1778.9 1620.0,1780.4 1620.0,0.0 599.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0713__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[542.0,1018.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9741215,35.1773929]}},{"type":"Feature","properties":{"resourceCoords":[1307.0,1780.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9708005,35.1744519]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0715/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p715","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0715/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0715","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"277.2,1959.1 236.1,263.9 -0.0,269.6 -0.0,0.0 749.1,0.0 755.1,243.4 1306.1,225.8 1313.0,1952.8 277.2,1959.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0715/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97816710609172,35.178336264851694]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97453683731106,35.178187598461065]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97475757898621,35.174535288767615]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97838784776687,35.174683955158244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0716/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p716","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0716/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0716","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,192.4 1351.1,201.5 1363.1,703.6 1087.6,702.5 1094.3,1131.2 1370.0,1134.4 1378.2,1644.6 736.6,1650.6 732.0,1126.8 -0.0,1124.6 -0.0,192.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0716/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[841.0,198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9766006,35.1746547]}},{"type":"Feature","properties":{"resourceCoords":[1377.0,1562.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9754965,35.172086]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0717/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p717","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0717/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0717","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"900.6,214.8 892.3,1135.2 1620.0,1143.6 1620.0,1660.8 -0.0,1662.0 -0.0,203.2 900.6,214.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0717/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98055403369281,35.17517318090892]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97685274714856,35.17508851426568]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97697845626779,35.17136460905349]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98067974281204,35.17144927569673]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0718/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p718","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0718/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0718","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1323.0,1800.8 330.3,1788.3 316.2,0.0 859.9,0.0 860.5,150.8 1327.4,161.8 1323.0,1800.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0718/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97376894254828,35.17481080774383]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97013531352731,35.17473740239567]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97024430197123,35.17108155391511]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9738779309922,35.17115495926327]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0719/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p719","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0719/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0719","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"278.1,1089.9 -0.0,1082.2 -0.0,649.5 278.0,655.0 268.9,0.0 1330.2,0.0 1337.7,1821.4 278.1,1773.2 278.1,1089.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0719/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[278.0,655.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9754569,35.1736805]}},{"type":"Feature","properties":{"resourceCoords":[278.0,1796.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9755104,35.1715812]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720__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 | 1952 | sanborn08348_027 p720 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"18"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3323.6"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"4596.4"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,1841.2 1620.0,996.2 1575.0,989.7 0.0,830.9 -0.0,1700.4 129.9,1980.0 1620.0,1841.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[374.0,1487.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9841928,35.1792558]}},{"type":"Feature","properties":{"resourceCoords":[1003.0,1915.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9813645,35.1776159]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720__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 | 1952 | sanborn08348_027 p720 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"3976.8"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"942.9,888.6 1499.3,954.2 1496.2,981.7 1547.9,986.9 1560.6,961.4 1620.0,968.4 1620.0,0.0 -0.0,0.0 -0.0,771.5 157.1,791.6 169.1,679.8 956.1,765.6 942.9,888.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0720__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[346.0,107.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9955335,35.1657629]}},{"type":"Feature","properties":{"resourceCoords":[883.0,882.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9931715,35.1629409]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0721/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p721","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0721/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0721","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"151.4,1087.0 295.8,1035.9 312.5,991.2 -0.0,945.9 -0.0,-0.0 1620.0,0.0 1620.0,1968.7 1311.5,1980.0 1313.2,1885.5 1036.3,1885.9 1037.0,1763.6 660.9,1752.1 656.8,1887.5 578.5,1887.0 579.0,1030.0 516.5,1030.5 511.2,1886.5 -0.0,1886.3 -0.0,1097.9 151.4,1087.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0721/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98096905204555,35.184823081793645]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97373438068587,35.184709283663416]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97390335924482,35.177431105484146]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9811380306045,35.177544903614375]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0722/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p722","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"23"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0722/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0722","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"34.4,72.9 1466.5,-0.0 1620.0,-0.0 1620.0,1980.0 -0.0,1980.0 -0.0,1268.0 34.4,72.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0722/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[708.0,1113.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9804565,35.1608059]}},{"type":"Feature","properties":{"resourceCoords":[1475.0,430.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9774295,35.1579422]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0723/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p723","metadata":[{"label":"streets","value":"15"},{"label":"intersections","value":"24"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0723/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0723","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1495.2,0.0 1518.1,28.9 1562.8,0.0 1620.0,0.0 1620.0,1873.0 1456.0,1887.8 1439.5,1608.5 1052.2,1634.8 1044.9,1911.0 0.0,1905.9 0.0,1678.5 269.3,1685.9 275.4,1572.3 0.0,1563.8 0.0,1145.5 291.9,1150.0 297.3,1013.6 0.0,1006.8 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0723/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1440.0,1608.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0015525,35.1680819]}},{"type":"Feature","properties":{"resourceCoords":[283.0,1430.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0028043,35.1639263]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0724/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p724","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0724/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0724","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1237.2,1980.0 594.8,1923.4 546.7,1673.2 539.3,425.2 538.0,200.6 1446.7,-0.0 1620.0,-0.0 1620.0,887.4 1237.2,1980.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0724/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97536155287862,35.16329649633864]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97559322660288,35.157309464805195]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98448108278563,35.15754259131332]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98424940906138,35.16352962284677]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0725/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p725","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0725/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0725","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,0.0 1620.0,1980.0 -0.0,1980.0 -0.0,0.0 1620.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0725/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9504312,35.1795489]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9431185,35.1793834]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9433659,35.172077699999996]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9506786,35.1722432]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0726/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p726","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"7"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0726/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0726","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"712.4,1411.5 712.7,1106.2 630.2,1105.5 629.1,67.6 1094.7,64.5 1095.2,94.7 1209.8,106.3 1241.8,129.8 1243.9,191.1 1620.0,189.6 1620.0,416.6 1246.0,419.0 1243.4,655.6 1620.0,650.8 1620.0,805.3 1493.6,795.6 1486.8,882.1 1620.0,882.2 1620.0,1931.5 1079.8,1926.6 1080.5,1980.0 -0.0,1980.0 -0.0,1411.0 712.4,1411.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0726/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[631.0,910.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9794245,35.1649919]}},{"type":"Feature","properties":{"resourceCoords":[1246.0,419.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9773148,35.1627119]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0727/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p727","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"21"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0727/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0727","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 1620.0,0.0 1620.0,1980.0 -0.0,1980.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0727/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[322.0,1844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0132325,35.1649999]}},{"type":"Feature","properties":{"resourceCoords":[1419.0,1970.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0083075,35.1644809]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0728/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p728","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0728/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0728","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"197.8,1926.9 223.7,1672.4 201.2,0.0 831.9,0.0 838.1,142.3 1463.8,127.8 1463.8,172.4 1604.6,170.8 1604.3,0.0 1620.0,0.0 1620.0,1980.0 308.4,1980.0 307.3,1923.2 197.8,1926.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0728/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9765829256692,35.16511383376912]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.96928982401622,35.16491173673344]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.96958984435683,35.15757299064378]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97688294600982,35.15777508767946]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0729/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p729","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0729/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0729","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1980.0 -0.0,-0.0 449.9,0.0 450.8,230.0 1156.4,219.7 1153.2,0.0 1620.0,0.0 1620.0,1980.0 -0.0,1980.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0729/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[453.0,794.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9625379,35.1645236]}},{"type":"Feature","properties":{"resourceCoords":[453.0,1998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9626883,35.1601133]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0730/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p730","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0730/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0730","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"519.4,1731.3 519.2,1681.4 434.6,1679.6 439.2,1280.9 514.5,682.6 796.5,677.1 783.9,574.0 1139.4,406.0 1284.0,379.5 1420.3,664.9 1507.2,663.1 1511.0,365.6 1620.0,363.1 1620.0,1980.0 -0.0,1980.0 -0.0,1735.0 519.4,1731.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0730/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98696021649089,35.157806257418954]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97983115290442,35.15707930630721]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98091023834819,35.1499049620762]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98803930193465,35.150631913187944]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0731/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p731","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0731/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0731","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1353.9,1246.9 1355.2,1762.5 888.5,1980.0 -0.0,1980.0 -0.0,12.7 275.8,16.9 280.3,602.7 1125.3,582.2 1119.9,1240.7 1353.9,1246.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0731/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00465100980342,35.164135579111374]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00108784586182,35.16380567991885]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00157759799497,35.16022025136793]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00514076193657,35.160550150560454]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0732/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p732","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0732/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0732","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1207.1,1980.0 -0.0,1980.0 -0.0,150.8 948.1,30.1 1620.0,196.6 1620.0,880.1 1620.0,1481.3 1508.3,1980.0 1207.1,1980.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0732/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00479563744294,35.16080277207269]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00113604809384,35.16040500381516]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0017265299955,35.15672238948943]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00538611934459,35.15712015774697]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0733/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p733","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0733/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0733","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"226.2,1198.6 -0.0,1194.4 -0.0,23.7 222.0,28.3 223.8,550.9 667.8,536.4 653.6,0.0 1620.0,0.0 1620.0,1463.6 1268.6,1459.9 1268.1,1509.5 1620.0,1507.2 1620.0,1980.0 232.5,1980.0 232.2,1867.2 -0.0,1807.0 231.4,1696.7 226.2,1198.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0733/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00216649873144,35.1638970690566]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99848255376803,35.16353068309033]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99902647049903,35.159823706040406]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00271041546245,35.16019009200668]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0734/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p734","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0734/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0734","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,232.6 1620.0,1368.2 1321.0,1679.8 393.3,1679.7 378.3,230.2 1620.0,232.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0734/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99927843659562,35.16403988942295]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99558538022654,35.16364062367598]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.996178109437,35.15992448415282]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99987116580607,35.16032374989979]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0735/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p735","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0735/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0735","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"433.0,1528.5 447.0,250.7 1039.5,251.7 1026.2,1523.7 433.0,1528.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0735/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1090.0,624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9998245,35.1591959]}},{"type":"Feature","properties":{"resourceCoords":[541.0,324.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0009996,35.1598809]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0736/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p736","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0736/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0736","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"56.6,1827.3 -0.0,1828.5 -0.0,530.6 364.1,526.8 359.0,44.5 -0.0,50.6 -0.0,-0.0 1326.0,0.5 1326.4,54.0 1511.2,60.5 1511.6,10.0 1620.0,11.0 1620.0,1190.7 1507.6,1191.6 1507.7,597.9 1330.5,599.0 1339.9,1747.3 1620.0,1742.2 1620.0,1903.3 1519.5,1904.8 1520.1,1980.0 56.8,1980.0 56.6,1827.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0736/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99968274371506,35.16087687334216]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99607654210122,35.160486682447036]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99665577694114,35.156857800752036]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.00026197855497,35.15724799164716]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0737/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p737","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0737/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0737","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,1450.5 322.4,1438.7 342.2,234.9 208.6,232.9 209.9,1777.5 128.1,1769.2 -0.0,1763.7 0.0,0.0 1620.0,0.0 1620.0,1450.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0737/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99633447404756,35.163690441845034]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9928437796167,35.16336129035578]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99333241922685,35.1598487660342]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9968231136577,35.160177917523455]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0738/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p738","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0738/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0738","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"840.0,1432.5 508.1,1426.7 501.6,248.5 1620.0,251.8 1620.0,1618.3 1442.2,1709.3 1494.2,1826.3 839.5,1813.8 840.0,1432.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0738/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[268.0,249.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9934215,35.1629649]}},{"type":"Feature","properties":{"resourceCoords":[1401.0,249.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9909205,35.1627209]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0739/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p739","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0739/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0739","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,318.4 182.4,0.0 1620.0,0.0 1620.0,1492.5 1163.8,1980.0 -0.0,1980.0 -0.0,332.5 -0.0,318.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0739/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99664364084562,35.16113871712792]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99304599947087,35.1607722634828]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9935899985023,35.15715200866493]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99718763987705,35.15751846231005]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0740/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p740","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0740/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0740","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1371.0,1643.8 1441.9,1642.4 1444.8,1478.0 1370.5,1478.2 1366.5,1123.4 757.0,1127.3 758.4,1480.0 434.2,1494.6 444.1,1134.6 209.1,1263.4 218.0,1666.0 759.0,1655.6 760.2,1980.0 -0.0,1980.0 -0.0,404.1 438.8,416.1 435.7,0.0 691.9,0.0 695.5,373.9 1337.5,379.2 1285.3,265.0 1465.7,169.4 1456.8,0.0 1620.0,0.0 1620.0,1980.0 1372.2,1980.0 1371.0,1643.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0740/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[695.0,399.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9925808,35.1599722]}},{"type":"Feature","properties":{"resourceCoords":[218.0,1666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9940245,35.1577579]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0741/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p741","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0741/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0741","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 798.1,0.0 787.0,1207.0 1353.4,1222.8 1354.0,1834.0 977.8,1834.0 977.6,1924.3 1620.0,1925.6 1620.0,1980.0 -0.0,1980.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0741/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[234.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.001788,35.1543195]}},{"type":"Feature","properties":{"resourceCoords":[1354.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9993165,35.1540939]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0742/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p742","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0742/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0742","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1980.0 -0.0,1889.8 376.0,1889.0 374.1,1278.3 -0.0,1268.7 -0.0,259.4 76.4,217.8 1292.8,240.0 1278.2,1903.2 898.5,1897.3 897.7,1980.0 -0.0,1980.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0742/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1284.0,1284.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.99716,35.1549994]}},{"type":"Feature","properties":{"resourceCoords":[376.0,1889.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9993165,35.1540939]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0743/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p743","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0743/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0743","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1272.0,1746.5 182.9,1748.0 180.9,733.1 -0.0,565.1 -0.0,472.6 173.0,0.0 1620.0,0.0 1620.0,1859.8 1398.6,1864.0 1272.0,1746.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0743/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[176.0,1270.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9970173,35.1560437]}},{"type":"Feature","properties":{"resourceCoords":[1396.0,1270.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9943315,35.1557699]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0744/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p744","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0744/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0744","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1384.2,1980.0 220.4,1796.4 -0.0,724.7 -0.0,495.6 215.4,22.8 761.0,0.0 1251.9,0.0 1449.2,0.0 1471.5,1799.3 1471.0,1980.0 1384.2,1980.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0744/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99446201307003,35.15814803605681]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9908281509381,35.15776950930871]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99139005173907,35.15411267131712]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99502391387101,35.15449119806522]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745__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 | 1952 | sanborn08348_027 p745 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3092.8"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"4827.2"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1620.0,1891.4 1539.0,1889.3 1544.6,1505.3 1620.0,914.1 1400.8,927.4 1366.0,903.8 1357.5,775.0 216.1,782.5 220.8,1540.6 451.2,1542.1 451.1,1578.1 220.5,1578.5 218.7,1855.5 197.0,1895.7 -0.0,1895.9 -0.0,1980.0 1122.9,1980.0 1123.0,1940.7 1620.0,1939.5 1620.0,1891.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[197.0,992.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9916442,35.1555068]}},{"type":"Feature","properties":{"resourceCoords":[197.0,1915.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9921533,35.1520338]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745__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 | 1952 | sanborn08348_027 p745 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6480.0"},{"label":"split_canvas_h","value":"3136.0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,784.0 1620.0,773.2 1620.0,765.3 1165.4,766.8 1165.1,681.8 1364.2,680.9 1386.0,640.2 1386.9,360.2 1620.0,359.0 1620.0,322.6 1387.1,321.9 1388.2,129.5 1345.4,129.3 1344.5,46.7 879.0,34.9 879.0,55.0 771.8,56.9 771.7,0.0 182.8,0.0 184.0,349.0 -0.0,347.9 -0.0,784.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0745__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[184.0,349.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.9973283,35.153883]}},{"type":"Feature","properties":{"resourceCoords":[184.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.99716,35.1549994]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0746/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p746","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0746/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0746","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"464.4,0.0 1620.0,0.0 1620.0,52.2 1326.6,59.0 1335.2,431.9 1620.0,909.8 1620.0,1980.0 -0.0,1980.0 -0.0,1293.9 358.6,295.0 357.6,165.8 407.1,159.8 464.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0746/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9919325767326,35.163282294455236]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98484085640057,35.16253793332063]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.9859458598746,35.155401651414785]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.99303758020663,35.15614601254939]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0747/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Memphis, Tennessee | 1952 | sanborn08348_027 p747","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T07:00:01Z","modified":"2026-09-22T07:00:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0747/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0747","type":"ImageService3","width":1620,"height":1980},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"735.4,1980.0 206.2,1963.5 -0.0,1811.0 -0.0,-0.0 1620.0,0.0 1620.0,1980.0 1114.0,1980.0 735.4,1980.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd396m:g3964m:g3964mm:g3964mm_g08348195207:08348_07_1952-0747/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98615831219247,35.16245998524299]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97901631717886,35.16184847125531]}},{"type":"Feature","properties":{"resourceCoords":[1620.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.97992410218174,35.15466154339031]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1980.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-89.98706609719535,35.15527305737799]}}]}}]}