{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08403_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Amarillo, Texas | 1955 | mapsnap generated fit (2026-10-24)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-24"},{"label":"run","value":"corpus-v2.2"},{"label":"pages","value":"94"},{"label":"placed","value":"78"},{"label":"unplaced","value":"16"},{"label":"fit sources","value":"georef 45, georef-snap 31, georef-street 1, snap:1 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"8 sheet(s) cut into 19 panels"},{"label":"unplaced pages","value":"p12 (tier 1, 35.21264,-101.82347 +/-265m); p1A (tier 1, 35.19033,-101.84108 +/-133m); p2 (tier 1, 35.20682,-101.83553 +/-270m); p3 (tier 1, 35.20725,-101.83877 +/-270m); p30__1 (tier 1, 35.20913,-101.82070 +/-182m); p30__2 (tier 1, 35.20947,-101.82280 +/-100m); p30__3 (tier 1, 35.20849,-101.82018 +/-184m); p44 (tier 1, 35.20313,-101.83953 +/-266m); p52 (tier 1, 35.19864,-101.84044 +/-267m); p53 (tier 1, 35.19770,-101.83870 +/-266m); p57__2 (tier 1, 35.19664,-101.82828 +/-193m); p69__2 (tier 1, 35.20243,-101.85256 +/-100m); p70__1 (tier 1, 35.19304,-101.84617 +/-270m); p70__2 (tier 1, 35.19136,-101.84779 +/-100m); p70__3 (tier 1, 35.19130,-101.84714 +/-100m); p71 (tier 1, 35.18831,-101.83798 +/-273m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p1","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"109.1,962.7 109.0,1026.2 622.2,965.4 621.9,913.0 621.4,844.9 621.7,816.3 943.6,813.5 914.6,803.0 848.9,498.3 1036.2,428.1 1004.4,93.4 935.0,56.4 420.8,31.0 133.0,66.3 132.0,66.4 132.1,74.8 68.7,75.0 65.8,445.9 67.0,445.9 71.7,817.0 69.3,817.0 71.0,939.5 1.0,947.1 1.0,973.2 109.1,962.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[249.0,446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8379051,35.2163014]}},{"type":"Feature","properties":{"resourceCoords":[990.0,446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8353862,35.2159562]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0010","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"82.1,1202.0 54.1,843.8 56.3,35.8 58.8,35.8 143.5,37.6 143.6,32.8 144.6,32.8 229.3,39.4 337.1,39.7 721.4,53.3 1012.8,29.3 1032.0,44.6 992.7,846.3 1007.6,846.4 1003.4,1209.5 738.7,1208.8 217.3,1204.0 82.1,1202.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[636.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83056506919105,35.214221654516145]}},{"type":"Feature","properties":{"resourceCoords":[264.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83179187309534,35.21437796347584]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p11","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.49"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0011","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"96.3,1214.4 91.4,856.8 76.7,857.1 95.6,66.8 76.3,52.2 392.2,18.2 1023.5,32.1 1058.0,303.2 1030.1,422.1 1068.8,553.8 1021.8,621.7 1063.6,742.9 1026.6,784.2 1026.5,947.7 1058.3,1204.3 1067.2,1211.3 847.0,1204.0 847.0,1200.4 781.5,1201.8 690.1,1203.6 472.8,1206.8 96.3,1214.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8295321,35.2143127]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8259043,35.2137739]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.82672250000002,35.2100961]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8303503,35.2106349]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.69"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0013","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"43.8,583.3 29.7,443.3 33.0,315.5 76.3,183.3 69.5,85.3 205.4,61.8 209.8,43.2 277.7,23.8 497.1,57.1 977.0,38.8 1009.0,59.2 997.5,59.4 1006.4,150.9 994.1,434.8 990.2,434.8 1026.8,627.7 1027.3,627.7 1003.0,823.0 911.8,823.2 742.2,826.0 615.1,827.2 488.2,633.0 238.2,636.6 78.3,638.2 43.8,583.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[71.0,630.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8553846464975,35.212285651705834]}},{"type":"Feature","properties":{"resourceCoords":[403.0,812.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85343453164211,35.2110159425819]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0014","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"367.9,1224.6 116.0,1228.0 114.2,844.2 112.2,470.6 116.8,117.3 144.4,96.3 433.1,94.7 762.8,90.8 986.6,91.2 993.0,466.2 990.2,466.2 981.5,842.9 1005.7,842.9 942.8,1223.5 770.0,1223.3 367.9,1224.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[443.0,840.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85163545258004,35.20859212520778]}},{"type":"Feature","properties":{"resourceCoords":[775.0,840.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85052656517657,35.20843936242737]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0015","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"177.2,1129.3 145.8,1134.5 64.0,1148.6 44.4,1037.2 37.9,998.7 150.0,739.4 172.4,735.6 361.6,702.5 459.1,686.4 552.9,669.8 524.0,492.6 511.9,423.1 343.6,353.5 211.4,375.4 113.0,392.6 101.8,394.4 75.8,246.6 125.5,258.6 225.0,241.6 274.6,195.7 389.3,166.2 677.1,127.1 675.2,57.5 686.7,41.5 715.3,199.4 730.1,286.5 732.4,362.2 760.0,530.0 785.3,677.1 792.1,687.8 807.1,692.8 862.5,692.5 864.5,819.6 865.5,1022.6 865.5,1093.8 792.8,1094.5 630.4,1107.8 634.1,1128.8 438.2,1139.3 435.0,1121.3 243.7,1133.7 241.2,1119.0 223.4,1121.9 214.1,1123.4 214.2,1135.4 214.6,1199.7 210.7,1200.2 227.8,1349.0 224.4,1349.0 214.9,1349.0 212.0,1331.8 210.3,1321.9 177.2,1129.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[313.0,371.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85569260858301,35.20500958807569]}},{"type":"Feature","properties":{"resourceCoords":[774.0,649.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85333358272662,35.2072453293404]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0016","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"454.8,1346.8 1087.0,1278.1 1087.0,1198.7 1052.5,1183.2 1029.2,814.5 1034.8,814.5 1023.4,442.1 1042.6,442.0 1014.2,74.5 1012.7,74.5 190.1,72.9 1.0,71.7 1.0,226.9 23.2,529.6 64.5,522.6 81.5,904.0 46.2,910.0 67.2,1282.6 38.3,1287.3 43.6,1321.8 46.4,1340.0 70.0,1340.0 118.5,1340.0 127.0,1340.0 141.0,1340.0 196.0,1340.0 196.8,1347.6 488.8,1316.3 488.5,1341.3 454.8,1346.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0016/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.85024811974112,35.20752954260167]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84657069071125,35.20703810543762]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84731173959315,35.203283405926214]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.85098916862303,35.203774843090265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p17","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.80"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0017","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"862.5,1181.3 1046.8,1181.0 1061.9,1181.0 1041.1,812.4 1071.2,812.2 1078.5,444.2 1067.2,126.1 1023.0,82.8 1023.0,84.5 580.0,80.0 571.4,71.3 103.5,64.0 97.8,1.0 83.3,1.0 61.6,441.3 54.2,441.2 122.2,810.9 123.1,810.9 74.5,1184.6 492.4,1186.0 862.5,1181.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[488.0,813.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8479391,35.2112454]}},{"type":"Feature","properties":{"resourceCoords":[861.0,813.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8466737,35.2110726]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0018","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"120.4,1236.8 98.2,856.0 129.3,855.8 136.1,475.6 122.9,121.4 376.9,108.2 483.0,88.8 681.0,86.5 864.2,85.7 1057.2,84.9 1056.8,160.4 1087.0,185.6 1087.0,1194.4 1060.3,1206.9 1060.4,1234.5 681.2,1236.3 299.4,1236.2 120.4,1236.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[305.0,477.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84517329690168,35.21191369996579]}},{"type":"Feature","properties":{"resourceCoords":[1045.0,477.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84274414842277,35.21157835781001]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0019","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"57.1,1214.4 122.2,835.4 98.1,835.2 109.0,459.8 111.8,459.8 107.7,86.0 484.6,89.0 859.2,86.0 1036.4,86.5 1063.2,466.0 1068.9,466.0 1059.5,840.5 1058.5,840.5 1067.8,1218.2 1046.4,1218.2 217.3,1215.5 57.1,1214.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[859.0,1200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84748478734289,35.20699803552971]}},{"type":"Feature","properties":{"resourceCoords":[490.0,1200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84872249334784,35.207162248065835]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001B/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p1B","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001B/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001B","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1011.4,1033.0 1087.0,1033.1 1087.0,1.0 1.0,1.0 1.0,887.5 168.3,1032.6 221.0,1033.0 1011.4,1033.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001B/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[957.0,1033.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.835363,35.2095588]}},{"type":"Feature","properties":{"resourceCoords":[221.0,1033.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8366289,35.2097286]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001C/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p1C","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001C/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001C","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"832.2,301.0 490.4,1.0 1.0,1.0 1.0,1202.1 134.2,1215.3 133.7,1048.7 883.0,1053.0 881.1,911.5 886.1,301.7 832.2,301.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001C/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[139.0,298.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8378861,35.2098964]}},{"type":"Feature","properties":{"resourceCoords":[883.0,1053.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8368344,35.2086955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001D/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p1D","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001D/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001D","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"968.4,1044.9 494.2,1052.2 379.8,1053.0 235.0,1054.0 231.3,914.8 228.4,314.5 1023.7,308.6 1087.0,308.2 1087.0,956.4 1001.6,1044.3 968.4,1044.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0001D/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[969.0,309.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.835363,35.2095588]}},{"type":"Feature","properties":{"resourceCoords":[235.0,1054.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8368344,35.2086955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0020","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"273.3,1231.1 1027.9,1231.6 1087.0,1172.3 1087.0,1.0 1053.2,1.0 1053.0,52.6 1025.6,65.2 1025.5,92.5 650.8,92.2 273.6,90.0 81.4,89.5 72.0,89.5 99.3,472.2 105.1,472.2 95.8,849.8 94.9,849.8 104.6,1230.7 273.3,1231.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[277.0,98.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8456059833,35.20985679810245]}},{"type":"Feature","properties":{"resourceCoords":[1017.0,98.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84314489647281,35.20952860587876]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p21","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.34"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0021","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,807.5 1.0,820.0 108.0,819.8 138.2,1037.3 1.0,1051.7 1.0,1067.0 982.0,975.4 982.1,949.2 1053.4,941.8 1052.0,818.9 1054.5,818.9 1051.1,446.7 1049.8,446.7 1054.0,74.7 1046.5,74.7 493.5,73.9 113.7,74.8 121.4,116.3 93.5,213.4 119.6,550.0 70.0,811.3 1.0,807.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[864.0,446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8391576,35.2164735]}},{"type":"Feature","properties":{"resourceCoords":[126.0,446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8416604,35.2168093]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p22","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.44"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0022","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"39.6,1020.7 83.7,512.0 49.5,65.5 268.8,24.4 377.1,55.8 798.9,50.2 843.5,82.2 980.7,49.8 1050.7,117.0 1074.2,319.5 1030.3,769.2 1068.2,969.4 1051.8,1198.2 1087.0,1194.0 1087.0,1197.8 1087.0,1202.5 1015.2,1202.5 457.0,1201.9 73.5,1202.9 39.6,1020.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[831.0,453.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8385365,35.2195592]}},{"type":"Feature","properties":{"resourceCoords":[80.0,453.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8410592,35.2198984]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p23","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0023","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.6,1197.5 303.2,1200.1 529.1,1209.2 584.4,1183.2 672.6,1180.1 672.6,1220.6 1049.9,1195.9 1052.5,460.1 1045.7,460.0 1052.2,84.9 1050.6,84.9 792.5,84.3 284.2,80.0 155.7,78.0 1.0,185.0 1.0,1195.4 112.6,1197.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[677.0,454.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.831406,35.2100981]}},{"type":"Feature","properties":{"resourceCoords":[303.0,454.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.832671,35.2102598]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p24","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0024","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"799.0,1177.2 798.9,1193.9 427.6,1191.2 427.6,1198.5 61.6,1201.7 58.5,447.1 51.7,447.1 55.3,72.7 425.7,71.5 640.5,72.0 795.5,71.5 795.5,75.0 1012.8,85.9 1013.2,86.3 1025.3,449.6 1037.0,449.6 1045.4,1189.5 988.8,1133.1 989.4,1180.7 799.0,1177.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[425.0,817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8291043,35.2087296]}},{"type":"Feature","properties":{"resourceCoords":[799.0,817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8278384,35.2085596]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p25","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0025","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"839.3,1198.5 683.2,1199.2 661.8,1186.9 173.8,1192.5 171.9,1349.0 165.5,1349.0 152.4,1349.0 137.1,447.6 125.2,447.7 110.8,78.0 142.0,103.5 808.4,19.9 987.9,24.1 1023.3,60.3 1023.6,477.4 1027.0,799.0 1030.0,1197.0 839.3,1198.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[655.0,820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8253178,35.2082169]}},{"type":"Feature","properties":{"resourceCoords":[1030.0,1197.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8242847,35.2070199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p26","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0026","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"709.9,1191.8 526.2,1193.1 163.0,1192.0 163.3,807.1 162.6,496.0 165.6,92.6 183.5,111.3 894.4,95.1 892.6,462.2 891.7,1192.2 709.9,1191.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[528.0,95.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8224184,35.2099382]}},{"type":"Feature","properties":{"resourceCoords":[163.0,1192.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8242847,35.2070199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0027","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"36.5,1008.6 34.7,722.0 33.2,626.0 30.9,245.7 30.5,54.4 56.1,53.6 108.1,79.8 221.7,55.6 251.8,70.6 440.4,61.2 707.3,26.1 794.6,53.9 1037.6,55.4 1058.8,106.9 1072.4,364.9 1055.7,1163.3 716.7,1171.3 716.9,1195.2 376.8,1197.3 123.5,1199.2 36.6,1198.8 36.5,1008.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[543.0,66.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.81779036058728,35.209241807234754]}},{"type":"Feature","properties":{"resourceCoords":[715.0,1186.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.81790450153746,35.203049009792466]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0028","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"32.8,1195.0 33.1,909.8 33.0,721.2 32.3,625.9 33.1,342.0 31.7,59.7 117.8,60.6 368.6,60.3 705.5,60.3 705.5,36.6 1041.3,30.9 1041.2,36.2 1065.3,123.9 1074.9,335.4 1087.0,336.9 1087.0,425.3 1087.0,551.3 1078.1,552.8 1070.7,598.5 1086.8,789.1 1068.4,859.0 1076.8,1063.1 1058.9,1227.0 1034.3,1243.4 995.9,1205.0 809.5,1200.7 533.9,1257.9 78.9,1277.4 43.6,1258.3 22.9,1194.9 32.8,1195.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[702.0,630.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.81854310379535,35.19989792782223]}},{"type":"Feature","properties":{"resourceCoords":[702.0,1002.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.81894627750161,35.197871606161335]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p29 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2249.2"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"160.7,153.8 167.1,162.7 249.8,243.4 255.4,247.4 260.2,246.7 264.2,241.1 270.8,220.2 283.0,173.5 284.6,153.4 274.2,150.2 179.2,145.8 169.5,147.4 160.7,153.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[305.2,819.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8205605,35.2012294]}},{"type":"Feature","properties":{"resourceCoords":[305.2,147.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8227974,35.2015281]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p29 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.93"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2248.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2103.2"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1028.5,1219.1 1028.7,1217.1 603.2,1217.5 615.2,1290.8 1018.8,1293.6 1028.5,1219.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0029__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[821.1,461.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8183112,35.2009226]}},{"type":"Feature","properties":{"resourceCoords":[821.1,1130.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8160654,35.2006227]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p31","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0031","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1043.8,1336.8 1043.1,1336.8 1035.0,1337.0 1034.7,1251.4 1034.5,1216.1 680.9,1213.4 270.7,1214.9 81.0,1213.3 73.4,1213.3 90.5,831.2 96.2,831.2 78.3,445.4 70.7,445.4 62.7,59.6 78.3,59.8 274.5,61.7 507.0,70.0 563.8,43.1 654.5,39.5 654.7,81.2 1042.8,54.0 1043.8,1336.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[654.0,446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8320216,35.2070026]}},{"type":"Feature","properties":{"resourceCoords":[276.0,446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8332632,35.2071658]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p32","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0032","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"41.1,90.2 406.3,92.5 406.4,85.2 776.9,93.5 777.3,76.8 967.2,83.1 967.3,35.6 1023.0,92.7 1020.2,885.2 1009.2,1217.7 965.1,1204.3 965.1,1205.2 763.5,1195.2 763.3,1205.7 578.5,1204.8 388.9,1200.5 389.1,1190.5 29.1,1201.4 41.1,90.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[768.0,838.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.828456,35.2054529]}},{"type":"Feature","properties":{"resourceCoords":[768.0,463.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.828266,35.2064945]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p33","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.60"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0033","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"187.1,232.6 187.1,231.6 206.3,231.7 209.0,76.5 692.9,73.2 714.1,85.5 1058.0,85.0 1058.0,460.0 1061.1,836.4 1062.3,1212.9 189.6,1207.8 195.1,885.4 187.1,232.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1058.0,460.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8244926,35.2059922]}},{"type":"Feature","properties":{"resourceCoords":[1058.0,85.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8242847,35.2070199]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p34","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0034","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"151.2,822.9 150.2,452.8 152.4,84.1 518.6,86.0 703.7,85.2 887.0,86.0 888.2,271.6 886.5,826.3 883.2,1194.1 519.0,1194.0 150.2,1191.0 151.2,822.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[519.0,1194.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8236368,35.2037604]}},{"type":"Feature","properties":{"resourceCoords":[887.0,86.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8217775,35.206688]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p35","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0035","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"963.8,1322.1 919.2,1322.1 919.0,1345.3 1037.1,1345.9 1037.0,1347.0 1041.0,1349.0 895.7,1349.0 865.8,1322.0 784.0,1322.0 779.9,1297.3 302.4,1233.0 154.9,1258.0 155.2,1293.3 154.2,1293.4 153.7,1212.9 118.7,1197.4 92.6,823.9 98.3,823.9 84.3,446.6 103.8,446.4 72.7,74.2 260.9,73.3 1013.2,68.8 1017.5,440.1 1017.4,781.8 1020.7,1191.7 920.2,1192.2 919.9,1240.5 1087.0,1279.2 1085.0,1329.0 1038.0,1330.0 1037.9,1332.1 963.8,1322.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0035/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84706129431054,35.2071012233071]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84343619648628,35.20659729820313]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8441960752763,35.202896024953304]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84782117310056,35.203399950057275]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p36","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0036","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"84.2,71.2 91.2,443.1 93.6,785.1 100.0,1195.6 1.0,1196.7 1.0,1245.2 166.6,1283.0 164.9,1332.8 118.1,1336.1 44.4,1326.5 1.0,1326.7 1.0,1340.0 27.0,1340.0 28.0,1349.0 32.0,1349.0 33.0,1340.0 62.0,1340.0 63.0,1349.0 84.0,1349.0 85.0,1340.0 103.0,1340.0 104.0,1349.0 107.0,1340.0 130.0,1340.0 131.0,1349.0 152.0,1349.0 153.0,1340.0 198.0,1340.0 199.0,1349.0 233.0,1349.0 234.0,1340.0 286.0,1340.0 287.0,1349.0 340.0,1349.0 341.0,1340.0 360.0,1340.0 361.0,1349.0 376.0,1349.0 377.0,1340.0 396.0,1340.0 397.0,1349.0 420.0,1349.0 421.0,1340.0 442.0,1340.0 443.0,1349.0 473.9,1349.0 472.6,1230.6 472.2,1193.7 848.0,1188.2 1030.5,1184.7 1036.1,812.0 1033.4,812.0 1028.8,434.9 1048.6,434.8 1012.8,59.4 913.0,60.2 912.2,1.0 153.0,1.0 84.2,71.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[841.0,65.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84118757920652,35.20609736049469]}},{"type":"Feature","properties":{"resourceCoords":[95.0,65.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84368404421237,35.20645518066187]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p37","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0037","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"188.8,1212.2 188.8,1349.0 676.0,1349.0 677.0,1339.0 694.0,1339.0 695.0,1349.0 699.0,1349.0 699.0,1340.0 739.0,1339.0 740.0,1349.0 803.0,1349.0 805.0,1337.0 909.0,1337.0 910.0,1349.0 921.0,1349.0 922.0,1337.0 938.0,1337.0 940.0,1336.0 959.1,1335.8 959.5,1279.7 1024.7,1215.3 1048.0,1215.2 1047.4,805.2 1046.0,488.2 1048.9,82.4 660.6,81.9 578.4,1.0 1.0,1.0 1.0,81.8 100.3,82.2 131.7,459.5 111.7,459.4 111.8,838.1 114.5,838.1 104.3,1212.2 108.8,1212.2 188.8,1212.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0037/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[297.0,460.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8401579,35.2049119]}},{"type":"Feature","properties":{"resourceCoords":[1046.0,460.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8376565,35.2045789]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p38","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0038","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.4,795.0 40.7,479.1 43.2,74.8 229.3,73.6 256.9,73.5 415.6,72.5 790.4,73.6 977.7,74.0 983.8,74.0 993.5,450.0 985.0,450.1 981.3,825.6 973.9,825.6 982.4,1201.2 978.2,1201.2 494.9,1200.6 43.3,1203.5 42.4,795.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[791.0,827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8353484,35.2032125]}},{"type":"Feature","properties":{"resourceCoords":[42.0,827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8378585,35.2035486]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p39","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0039","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"104.9,1201.9 97.3,823.9 104.8,823.9 109.5,445.9 118.0,445.9 109.2,67.5 290.1,68.8 694.5,67.3 1043.3,69.8 1043.5,104.5 1043.9,197.3 1044.2,258.5 1044.9,1203.7 241.8,1202.8 104.9,1201.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0039/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[287.0,824.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83410292353373,35.20305069132564]}},{"type":"Feature","properties":{"resourceCoords":[1034.0,824.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83161473715282,35.20272283451926]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003A/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p3A","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003A/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003A","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"888.0,299.0 132.8,304.4 135.5,472.4 1.0,460.7 1.0,889.1 143.0,930.1 145.0,1055.0 888.1,1050.5 889.7,567.6 888.0,299.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003A/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[145.0,1055.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8382895,35.2078393]}},{"type":"Feature","properties":{"resourceCoords":[888.0,299.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8368344,35.2086955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003B/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p3B","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003B/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003B","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"196.2,1032.4 207.0,283.0 603.1,286.1 956.0,284.8 951.0,1038.0 196.2,1032.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003B/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[207.0,283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8368344,35.2086955]}},{"type":"Feature","properties":{"resourceCoords":[951.0,1038.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8357856,35.2075023]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003C/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p3C","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003C/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003C","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"885.6,301.6 157.0,303.0 155.6,180.5 15.6,139.4 16.1,1.0 1.0,1.0 1.0,1044.8 897.2,1044.2 885.6,301.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003C/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[157.0,303.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8382895,35.2078393]}},{"type":"Feature","properties":{"resourceCoords":[157.0,1044.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8385004,35.2068089]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003D/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p3D","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003D/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003D","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"190.1,301.5 941.0,302.0 939.7,467.0 942.8,567.7 944.8,1053.7 569.5,1050.5 199.0,1053.0 190.1,301.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003D/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[199.0,1053.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8372407,35.2066365]}},{"type":"Feature","properties":{"resourceCoords":[941.0,302.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8357856,35.2075023]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003E/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p3E","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003E/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003E","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"910.3,306.2 4.5,295.9 8.1,1.0 1.0,1.0 1.0,907.8 138.2,1045.0 907.0,1052.0 907.2,992.2 910.0,362.4 910.3,306.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003E/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[163.0,297.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8385004,35.2068089]}},{"type":"Feature","properties":{"resourceCoords":[907.0,1052.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8374413,35.205608]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003F/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p3F","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003F/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003F","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"956.4,1050.4 637.8,1054.0 209.0,1059.0 201.6,305.8 574.9,301.1 953.0,302.0 956.4,1050.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0003F/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[209.0,1059.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8374413,35.205608]}},{"type":"Feature","properties":{"resourceCoords":[953.0,302.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.835986,35.206468]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0004","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"443.0,1188.0 817.3,1189.8 996.9,1190.4 1013.1,816.6 1018.7,816.6 1000.8,439.2 993.3,439.2 985.0,61.7 887.0,60.5 886.6,1.0 521.0,1.0 459.9,62.9 443.0,63.0 442.6,438.7 444.0,815.6 443.0,1188.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[443.0,63.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8355797,35.2085325]}},{"type":"Feature","properties":{"resourceCoords":[443.0,1188.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.836192,35.205447]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p40","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0040","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"911.2,849.9 962.2,849.9 1006.0,1192.4 921.2,1195.0 921.5,1205.2 786.0,1221.5 786.0,1209.8 310.0,1209.9 35.4,1208.8 32.4,267.6 32.0,211.1 31.9,206.6 31.9,198.3 40.5,198.2 40.1,86.2 405.1,69.9 405.1,80.1 597.4,81.7 784.9,80.0 784.9,69.2 989.6,76.5 998.8,816.5 861.8,815.6 861.9,849.9 911.2,849.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[409.0,457.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8301215,35.2035715]}},{"type":"Feature","properties":{"resourceCoords":[409.0,1210.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8305337,35.2015142]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p41","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0041","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.0,814.1 141.4,1152.7 667.2,1138.0 667.4,1171.8 848.5,1173.3 1038.0,1173.0 1032.8,803.5 1034.0,427.9 1038.0,57.1 172.8,48.4 172.6,62.1 128.2,49.1 135.3,781.2 1.0,780.0 1.0,813.9 99.0,814.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1038.0,1173.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8255036,35.2008398]}},{"type":"Feature","properties":{"resourceCoords":[1038.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8248944,35.2039327]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p42","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0042","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"741.8,1215.7 188.8,1215.8 184.5,845.4 186.6,469.0 191.4,95.4 564.0,98.7 932.0,99.0 932.6,656.3 929.0,1216.5 741.8,1215.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[559.0,1216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8242528,35.200677]}},{"type":"Feature","properties":{"resourceCoords":[932.0,99.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8223933,35.2035982]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p43 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"994.1,1218.3 1087.0,1154.8 1087.0,73.3 1007.2,73.4 817.5,75.1 436.1,76.7 436.1,113.9 435.7,267.1 394.0,261.2 394.0,715.8 394.0,781.0 355.6,781.0 49.4,781.0 55.4,866.5 56.9,1209.2 73.3,1208.9 294.5,1206.4 437.1,1207.6 994.1,1218.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84448375219922,35.20359050033325]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84088905465008,35.20310660022805]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84161870012676,35.199436178865746]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8452133976759,35.19992007897095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p43 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.13"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1576.0"},{"label":"split_canvas_h","value":"3124.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"39.3,718.8 39.0,764.0 207.7,763.6 354.5,764.0 373.2,423.8 371.6,423.9 367.6,117.9 361.6,41.7 393.0,41.5 393.0,1.0 234.2,1.0 237.1,17.8 96.2,90.0 32.5,90.5 39.3,718.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0043__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[39.0,764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8464041,35.1994163]}},{"type":"Feature","properties":{"resourceCoords":[376.0,764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8451498,35.1992407]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p45","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0045","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.3,1278.3 470.2,1270.8 470.2,1273.5 561.6,1268.9 824.9,1263.6 954.0,1261.0 953.9,1246.8 1019.0,1242.3 1031.7,73.2 1017.0,73.3 536.3,76.0 87.2,82.0 64.1,82.3 1.0,145.5 1.0,1144.6 59.4,1204.6 98.0,1205.0 98.0,1233.8 98.3,1278.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0045/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[455.0,77.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83682,35.2023579]}},{"type":"Feature","properties":{"resourceCoords":[98.0,1205.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8386704,35.1994238]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p46","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0046","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"65.8,1273.2 64.7,1337.6 72.2,1337.7 72.2,1233.5 83.8,1211.2 453.2,1208.7 830.9,1207.8 1020.0,1205.6 1020.0,827.2 1017.4,444.9 1016.8,67.9 211.9,70.3 85.3,70.0 66.0,1255.6 1.0,1259.7 1.0,1274.2 65.8,1273.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0046/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[643.0,454.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83323586237073,35.20080462749794]}},{"type":"Feature","properties":{"resourceCoords":[1012.0,454.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8320103827112,35.20063895074815]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p47","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0047","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"77.2,840.1 74.7,456.6 74.2,78.3 353.4,78.3 837.2,76.5 837.3,88.2 975.0,71.3 1011.1,1255.4 459.5,1222.0 459.5,1216.7 77.2,1219.7 77.2,840.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0047/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83198348389047,35.201929801446745]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.82840700503422,35.20144011402824]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.82914537177332,35.1977882699269]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83272185062957,35.19827795734541]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p48","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0048/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0048","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.5,1337.5 124.0,1337.4 119.2,1325.3 80.8,104.0 682.3,84.1 682.6,117.4 861.4,118.0 1048.4,116.6 1052.6,483.5 1057.2,1248.9 999.4,1253.3 729.1,1250.2 661.1,1189.2 196.3,1261.8 200.9,1337.7 185.4,1337.6 162.8,1320.4 150.6,1337.5 135.5,1337.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0048/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[684.0,486.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8269633,35.1999751]}},{"type":"Feature","properties":{"resourceCoords":[684.0,1217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8273804,35.1979277]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0049/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p49","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0049/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0049","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.7,1135.6 97.0,798.0 97.8,420.4 73.9,420.1 97.9,42.1 112.2,41.9 330.3,39.8 470.9,41.2 1047.7,53.4 1039.7,420.8 1042.5,420.8 1042.7,797.6 1033.5,797.7 1050.2,1162.7 847.5,1175.2 847.5,1163.0 472.6,1148.7 472.6,1149.7 98.7,1195.6 98.7,1135.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0049/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[847.0,798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8428449,35.1978722]}},{"type":"Feature","properties":{"resourceCoords":[97.0,798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8453587,35.1982068]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0005","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"75.9,846.4 98.2,845.9 35.4,806.7 55.8,805.7 24.9,339.9 90.2,208.9 77.0,82.3 108.3,36.8 996.6,37.8 1027.0,33.7 1038.6,389.6 1041.4,389.5 1048.2,1199.3 597.7,1201.9 588.8,1193.2 113.0,1193.2 106.0,1128.2 91.5,1128.5 95.0,1024.5 75.9,846.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[479.0,61.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8469103896654,35.21639509925841]}},{"type":"Feature","properties":{"resourceCoords":[851.0,61.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84567257852532,35.21620972950677]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p50","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0050","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"48.8,478.9 1.0,527.7 1.0,1337.0 314.0,1339.0 315.0,1349.0 344.0,1349.0 345.0,1338.0 367.0,1338.0 368.0,1349.0 372.0,1339.0 388.0,1339.0 389.0,1349.0 403.0,1349.0 404.0,1339.0 457.0,1339.0 458.0,1349.0 531.0,1349.0 532.0,1339.0 576.0,1340.0 577.0,1349.0 731.5,1349.0 730.0,1236.6 1050.2,1117.3 1003.9,281.6 1003.8,280.6 1003.1,280.6 995.1,108.4 793.5,120.9 793.5,108.7 420.5,94.7 420.5,95.8 48.5,141.6 48.8,414.5 48.8,478.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0050/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84565565573408,35.19752857044321]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84199028554873,35.19703906305283]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84273388986678,35.19332418177284]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84639926005212,35.19381368916322]}},{"type":"Feature","properties":{"resourceCoords":[796.0,787.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8434075,35.1950048]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p51","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0051","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"121.5,1349.0 117.5,1271.0 199.6,1252.9 1045.8,1235.2 1050.0,382.8 1051.3,82.3 1051.7,53.0 1012.2,52.3 963.1,1.0 168.0,1.0 87.4,55.7 115.3,56.3 105.8,426.7 108.6,426.7 107.2,806.5 98.0,806.5 120.7,1349.0 121.2,1349.0 121.5,1349.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0051/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.84211696485676,35.20002540593424]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83852229812328,35.199552249246636]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83923572379662,35.195881754322734]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8428303905301,35.19635491101034]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p54","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.58"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0054","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"32.0,1119.2 42.5,1119.2 82.7,1253.3 212.6,1279.0 991.2,1157.8 988.7,1121.7 995.8,699.9 999.9,320.2 987.7,320.2 998.4,1.0 492.7,1.0 432.7,2.8 432.7,1.0 49.2,1.0 45.4,258.1 32.0,1119.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0054/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83887273509905,35.19924194862799]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83530950804276,35.198804517352045]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83596903465204,35.19516594719784]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83953226170833,35.19560337847379]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p55","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0055","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"75.3,195.1 82.9,182.7 82.2,77.6 93.7,55.0 466.2,49.8 846.9,46.0 1037.5,42.4 1041.0,462.2 1045.2,810.0 1052.0,1247.3 664.6,854.1 665.0,881.5 285.2,910.2 283.9,816.3 200.0,816.4 93.1,1158.6 90.5,816.5 85.3,437.4 73.2,437.6 75.3,195.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0055/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[285.0,439.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83509836918363,35.19787961578257]}},{"type":"Feature","properties":{"resourceCoords":[1029.0,439.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83265080648557,35.19753343510908]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p56","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.50"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0056","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"87.7,734.0 89.0,654.6 205.3,314.2 289.9,316.0 288.9,410.1 672.7,389.9 673.0,362.4 1054.0,765.1 1051.9,982.5 174.3,1133.2 118.3,1096.5 94.8,769.4 90.1,770.2 87.7,734.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0056/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83611170733094,35.19783319248552]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83255105416086,35.19739668847667]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83320918002941,35.19376073184958]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8367698331995,35.194197235858425]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0057__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p57 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.75"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0057__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0057","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"30.7,17.2 28.6,425.0 28.2,762.8 29.1,1212.7 398.2,1190.0 398.1,1198.0 664.8,1178.8 664.9,1177.4 666.4,1166.6 651.5,1167.3 640.7,1130.1 793.0,186.5 797.4,179.1 797.4,179.0 797.4,179.0 870.0,179.5 933.0,173.8 936.3,160.3 975.6,138.4 948.5,138.2 943.9,125.9 942.2,57.3 404.0,21.5 404.0,16.4 30.7,17.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0057__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83249108615155,35.198657055142284]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.8288239449547,35.19817278869972]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.82955410897061,35.19442822409691]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83322125016745,35.19491249053947]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p58","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.26"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0058","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"478.7,1218.7 367.6,1134.3 112.5,1113.7 52.0,281.4 49.2,282.0 49.0,87.0 436.3,63.7 436.2,72.2 716.1,52.3 717.8,39.5 1018.5,25.6 1080.0,56.6 1039.2,639.6 1046.8,669.1 516.7,1150.1 527.0,1215.2 478.7,1218.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0058/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83316190640969,35.19553108833291]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.82966644346455,35.19507327267202]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83035669817775,35.19150386861464]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1350.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-101.83385216112288,35.19196168427553]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0059/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p59","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0059/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0059","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"734.7,86.3 923.0,87.0 923.7,276.3 922.9,650.6 920.4,1216.5 900.8,1216.4 893.2,1193.0 179.8,1243.2 180.4,461.6 178.7,86.8 734.7,86.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0059/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[551.0,838.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8246549,35.1986144]}},{"type":"Feature","properties":{"resourceCoords":[923.0,87.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8230027,35.2005136]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0006","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"837.5,1202.4 784.0,1202.1 658.2,1201.4 464.4,1201.6 360.4,1219.6 111.7,1229.9 112.4,1254.9 68.2,1210.8 80.8,407.2 78.0,407.2 75.1,53.1 436.0,14.1 901.2,42.8 901.1,55.5 1010.3,55.9 1039.5,275.8 899.8,289.6 899.8,301.6 899.8,305.1 1087.0,288.6 1087.0,374.5 1031.6,1203.6 1026.3,1203.6 837.5,1202.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[279.0,406.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.844573,35.2151389]}},{"type":"Feature","properties":{"resourceCoords":[1028.0,56.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84187,35.2157738]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p60","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0060/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0060","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"360.8,107.1 849.7,101.0 1087.0,465.3 1087.0,481.2 1055.4,481.5 1027.7,502.7 1024.0,858.0 1027.0,1233.8 696.0,1236.1 42.2,1242.7 35.5,1221.4 18.6,1065.1 48.1,109.7 360.8,107.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0060/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[363.0,113.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85430315885495,35.21208017675864]}},{"type":"Feature","properties":{"resourceCoords":[37.0,863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85581166682444,35.210197417030244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p61 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"72.2,790.4 391.2,738.8 567.2,712.4 719.7,710.6 1058.4,661.4 1060.0,260.2 1059.8,67.0 399.2,60.6 93.3,79.2 44.8,221.8 42.1,768.2 72.2,790.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[723.0,706.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85526437891355,35.207295554040144]}},{"type":"Feature","properties":{"resourceCoords":[1041.0,68.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85389869648301,35.208884254354466]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p61 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2512.0"},{"label":"split_canvas_y","value":"2922.0"},{"label":"split_canvas_w","value":"1840.0"},{"label":"split_canvas_h","value":"2478.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"707.9,1312.1 993.2,1262.9 1013.9,1249.7 1023.7,1220.6 1023.0,1113.2 1020.2,737.8 698.0,740.0 701.9,926.0 707.9,1312.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0061__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[705.0,1113.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8540305,35.2078354]}},{"type":"Feature","properties":{"resourceCoords":[1023.0,1113.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.852946,35.2076837]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p62","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0062","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"852.4,1045.0 517.5,1050.6 247.3,1051.5 188.9,1045.2 187.6,849.9 188.0,588.0 376.4,286.1 514.2,285.4 865.0,287.0 866.8,473.0 866.4,666.0 869.0,1041.5 852.4,1045.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[865.0,287.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8534457,35.2060308]}},{"type":"Feature","properties":{"resourceCoords":[187.0,287.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8557744,35.2060361]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p63","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0063","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.6,1237.8 130.5,1203.8 140.6,1202.2 427.6,1297.1 428.5,1233.4 805.2,1188.2 805.0,1212.2 987.4,1193.7 1002.6,954.9 1008.0,955.0 1013.6,627.7 997.6,627.5 1000.8,304.8 1004.6,304.3 1087.0,290.6 1087.0,289.6 1053.2,282.9 1044.0,281.5 1049.7,105.0 1015.2,110.2 961.8,49.2 326.0,50.8 324.4,12.1 1.0,127.6 1.0,1329.1 9.0,1330.0 9.0,1336.8 12.7,1340.0 22.0,1340.0 23.0,1349.0 52.6,1337.8 95.0,1340.0 96.0,1349.0 152.1,1349.0 135.6,1237.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0063/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[808.0,952.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8415853,35.1912108]}},{"type":"Feature","properties":{"resourceCoords":[432.0,1010.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8428735,35.1912063]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p64","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.37"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0064","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"92.7,939.3 98.2,939.3 99.9,608.3 83.8,608.3 83.1,281.9 87.0,281.4 170.2,266.5 135.8,259.1 126.5,257.8 130.2,79.3 202.6,67.6 263.7,167.6 1009.3,206.7 1065.2,737.0 1024.3,978.3 1039.5,1078.8 972.9,1115.3 982.3,1130.8 654.5,1157.4 654.5,1159.0 273.3,1183.3 80.0,1183.3 92.7,939.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0064/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[272.0,608.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8401652,35.1919395]}},{"type":"Feature","properties":{"resourceCoords":[272.0,878.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8403097,35.1912102]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p65","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.18"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0065","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.7,1126.5 73.9,1135.7 111.2,1135.4 179.2,1202.3 325.8,1208.0 467.9,1248.7 961.2,1270.0 1023.9,1253.2 1013.5,1130.0 1044.8,978.5 1063.2,962.1 1065.1,96.7 1046.2,52.7 995.4,39.5 995.5,63.9 977.9,63.9 693.9,70.6 607.8,72.0 521.8,1.0 1.0,1.0 1.0,25.1 21.9,24.8 42.5,78.4 59.6,78.3 57.6,97.8 59.0,250.0 60.4,348.6 60.3,419.2 63.4,672.1 65.5,917.5 73.7,917.3 109.4,1100.5 67.4,1100.8 67.7,1126.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0065/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[59.0,250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8498161,35.1928921]}},{"type":"Feature","properties":{"resourceCoords":[1047.0,1214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8567178,35.1872095]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p66 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2480.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"2920.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"78.2,1206.6 156.4,1233.4 418.0,1242.8 777.3,1230.2 816.4,1208.2 901.5,870.8 903.2,703.7 867.5,715.8 867.8,716.3 871.2,724.6 708.6,711.9 708.5,712.6 520.0,694.6 425.4,679.4 425.6,678.2 333.9,673.9 335.7,662.0 145.6,656.7 140.5,688.2 5.1,620.0 1.0,620.0 1.0,728.9 115.7,840.5 110.7,871.2 80.9,1052.0 57.7,1198.0 56.6,1220.2 78.2,1206.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[447.0,1190.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84096565378572,35.18765068297073]}},{"type":"Feature","properties":{"resourceCoords":[302.0,872.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84194257585851,35.18940688883307]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p66 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.86"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"2602.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"101.1,594.6 703.3,621.0 770.8,616.5 795.4,601.1 796.6,579.2 820.2,435.3 850.4,257.1 855.5,226.8 742.0,115.2 742.2,81.3 714.8,77.1 715.0,72.7 694.5,68.4 679.1,71.7 669.4,60.1 678.5,1.0 146.8,1.0 145.3,113.1 69.6,202.7 70.0,291.9 73.2,586.2 73.0,604.6 98.3,604.8 101.1,594.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0066__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[70.0,279.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8485817,35.1892715]}},{"type":"Feature","properties":{"resourceCoords":[426.0,606.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8461336,35.1874481]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0067/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p67","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0067/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0067","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"334.2,1198.9 305.1,976.1 309.9,377.9 278.4,145.4 261.4,135.8 295.3,99.4 331.6,94.5 333.6,90.0 481.4,89.2 481.4,78.1 510.9,81.3 647.0,81.3 815.8,78.9 824.1,77.1 824.1,99.5 1057.3,251.1 1070.8,251.2 999.0,502.6 1003.6,502.6 1003.9,589.9 1002.7,756.9 1002.2,835.5 1002.5,1025.9 1003.6,1244.1 824.5,1236.3 824.4,1225.1 443.6,1226.2 334.2,1198.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0067/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[877.0,591.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85307936262359,35.201051143002324]}},{"type":"Feature","properties":{"resourceCoords":[485.0,263.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8557511623893,35.202878385729996]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0068/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p68","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0068/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0068","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"145.1,1148.2 151.8,1121.8 819.2,1158.4 972.9,1142.5 980.9,1154.8 981.0,1127.8 1025.0,1128.2 990.6,935.8 982.1,935.7 984.0,678.7 984.9,413.7 986.2,339.8 986.4,236.5 987.5,77.0 989.9,56.6 972.0,56.5 951.6,1.0 368.8,1.0 312.1,52.4 306.9,52.5 299.6,230.5 305.0,230.5 294.0,407.0 301.0,407.1 232.1,585.1 167.2,584.9 158.0,765.0 146.8,765.1 145.1,1148.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0068/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[495.0,599.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8522962833792,35.1955979104844]}},{"type":"Feature","properties":{"resourceCoords":[982.0,420.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.85105952603216,35.19290902291033]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0069__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p69 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.86"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4352.0"},{"label":"split_canvas_h","value":"5400.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0069__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0069","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"63.4,692.4 63.5,881.3 64.5,1161.9 240.5,1228.8 240.5,1221.8 414.6,1231.6 414.6,1226.3 590.2,1232.5 589.8,1217.1 590.2,1048.8 588.6,838.4 666.6,703.6 699.8,708.7 818.9,726.7 911.0,742.0 915.3,717.5 970.3,376.5 1004.9,382.2 1087.0,356.6 1087.0,70.8 865.0,1.0 788.0,1.0 785.4,17.3 784.9,17.2 648.2,1.0 267.7,1.0 267.4,31.1 267.5,112.2 157.0,112.7 132.3,112.6 60.7,362.0 65.3,362.0 65.4,448.6 65.2,477.2 64.0,614.4 63.4,692.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0069__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[590.0,362.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8486118,35.2015471]}},{"type":"Feature","properties":{"resourceCoords":[69.0,362.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8521907,35.2015437]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0007","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.5,1283.2 81.8,1257.5 82.2,1183.3 87.5,1183.2 134.5,348.9 139.4,262.0 1053.9,172.2 1052.8,1175.3 1076.5,1175.1 1087.0,1201.7 1087.0,1329.0 1056.0,1330.0 1055.0,1347.0 1060.0,1349.0 840.0,1349.0 839.0,1333.0 821.0,1333.0 818.0,1349.0 721.0,1349.0 720.0,1336.0 704.0,1336.0 703.0,1349.0 112.6,1349.0 112.5,1283.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[450.0,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.84061597379254,35.21556472916304]}},{"type":"Feature","properties":{"resourceCoords":[822.0,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83937522700543,35.2153932311735]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0070__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p70 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.48"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3544.4"},{"label":"split_canvas_y","value":"2754.0"},{"label":"split_canvas_w","value":"807.6"},{"label":"split_canvas_h","value":"758.0"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0070__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0070","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"894.5,870.9 916.2,873.3 1087.0,875.9 1087.0,873.0 1070.6,710.0 1034.5,693.1 892.3,695.4 906.2,809.3 892.2,815.6 894.5,870.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0070__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[903.1,721.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8244138,35.1880765]}},{"type":"Feature","properties":{"resourceCoords":[1077.0,721.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8232222,35.1880776]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0072/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p72","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.38"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0072/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0072","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,224.1 1.0,257.1 33.3,259.9 31.1,402.9 70.9,563.0 67.3,1186.9 119.2,1211.5 646.9,1200.5 834.4,1227.2 947.8,1172.8 1061.2,1162.7 1066.1,1142.9 1085.2,869.2 1054.1,122.1 1036.7,60.5 972.5,28.6 728.3,19.2 501.4,36.9 412.7,69.2 393.1,123.5 299.4,121.2 290.7,32.5 1.0,224.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0072/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[604.0,814.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.82805497487774,35.18904240906188]}},{"type":"Feature","properties":{"resourceCoords":[976.0,989.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.82556728836349,35.18808078702685]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0073/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p73","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0073/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0073","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"189.5,1188.0 137.0,860.7 67.3,452.3 176.3,165.7 242.4,164.9 479.5,162.2 663.4,162.8 846.0,164.0 1028.2,166.2 1027.0,533.9 1028.3,862.6 1028.0,1188.0 1027.9,1251.0 945.3,1335.0 892.0,1335.0 891.0,1349.0 881.0,1349.0 880.0,1339.0 867.0,1336.0 779.0,1336.0 777.0,1337.0 708.0,1336.0 628.0,1337.0 626.0,1349.0 611.0,1349.0 610.0,1337.0 575.0,1339.0 574.0,1349.0 537.0,1349.0 536.0,1337.0 459.0,1337.0 458.0,1349.0 373.0,1349.0 372.0,1338.0 352.0,1337.0 351.0,1348.7 346.7,1345.3 346.0,1337.0 336.6,1337.4 197.1,1227.7 189.5,1188.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0073/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[81.0,533.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8486153,35.1986398]}},{"type":"Feature","properties":{"resourceCoords":[1028.0,1188.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8457197,35.196366]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.71"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0008","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"91.5,1206.2 67.3,1205.9 86.5,249.5 620.6,195.7 622.0,70.7 622.8,40.9 957.1,43.9 1006.8,62.8 1002.0,361.8 992.2,1219.1 913.3,1273.9 911.9,1331.7 416.0,1338.0 410.0,1330.0 381.0,1330.0 380.0,1338.0 339.0,1339.0 338.0,1330.0 308.0,1333.0 307.0,1340.0 277.0,1340.0 276.0,1330.0 100.8,1331.3 102.6,1236.1 91.5,1206.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[244.0,72.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83810771896223,35.215168139648206]}},{"type":"Feature","properties":{"resourceCoords":[992.0,72.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83565283810114,35.21486778381713]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Amarillo, Texas | 1955 | sanborn08403_006 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T14:58:02Z","modified":"2026-10-24T14:58:02Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0009","type":"ImageService3","width":1088,"height":1350},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,1254.2 1.0,1349.0 355.0,1349.0 356.0,1340.0 374.0,1340.0 375.0,1349.0 896.8,1349.0 895.8,1298.2 1051.8,1185.9 1048.5,1185.9 1013.9,831.8 1000.5,31.6 1003.0,31.5 1087.0,31.7 1087.0,26.9 483.8,17.2 337.6,14.9 67.4,62.4 61.7,60.4 64.5,354.8 76.3,1199.0 1.0,1254.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034am:g4034am_g08403195501:08403_01_1955-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[464.0,1193.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.8349256380933,35.211623500751415]}},{"type":"Feature","properties":{"resourceCoords":[74.0,52.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-101.83555416570033,35.214903423440525]}}]}}]}