{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03182_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Henderson, Kentucky | 1885 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"19"},{"label":"placed","value":"8"},{"label":"unplaced","value":"11"},{"label":"fit sources","value":"georef 6, georef-snap 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 37.84248,-87.58862 +/-214m); p1__2 (tier 3, 37.84493,-87.59297 +/-641m); p1__3 (tier 3, 37.84493,-87.59297 +/-641m); p1__4 (tier 1, 37.84203,-87.58823 +/-122m); p4__1 (tier 1, 37.84671,-87.58976 +/-197m); p6__1 (tier 4, 37.84098,-87.58979 +/-1177m); p6__2 (tier 4, 37.84098,-87.58979 +/-1177m); p6__3 (tier 4, 37.84098,-87.58979 +/-1177m); p7__2 (tier 1, 37.83987,-87.58618 +/-100m); p8__2 (tier 1, 37.84448,-87.58515 +/-132m); p8__3 (tier 1, 37.83805,-87.58174 +/-142m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.66"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1545.5,383.4 1542.4,383.5 1564.3,1088.8 1589.9,1821.6 1136.3,1829.9 865.0,1832.0 408.0,1808.8 358.4,1804.0 350.6,1912.0 339.9,1912.0 340.1,1907.7 141.9,1833.5 59.8,1696.5 129.9,1563.8 50.5,1417.4 88.5,1254.6 35.1,675.7 96.5,279.2 54.8,144.0 118.5,101.5 64.4,59.9 702.5,13.8 1325.0,55.2 1486.1,19.1 1545.5,383.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1553.0,1105.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.59166564552253,37.84072046872143]}},{"type":"Feature","properties":{"resourceCoords":[816.0,1822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.59097892620754,37.838796766770216]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p3","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.49"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"91.1,1089.8 96.1,423.6 99.0,423.6 56.1,77.8 304.7,31.9 1462.1,52.6 1558.3,143.9 1530.5,577.1 1492.5,1108.1 1488.0,1108.0 1487.5,1480.6 1488.5,1763.3 1560.6,1763.1 1499.5,1875.5 377.3,1837.5 340.1,1864.8 145.7,1782.6 88.7,1782.1 91.1,1089.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1488.0,1108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.5900334,37.843317]}},{"type":"Feature","properties":{"resourceCoords":[1488.0,1805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.588404,37.842682]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p4 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.66"},{"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":"6452.0"},{"label":"split_canvas_h","value":"4725.2"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"103.3,1179.6 177.0,1178.4 180.8,1171.2 1488.2,1118.8 1571.0,649.2 1550.5,314.9 1477.2,112.4 1309.4,48.0 915.1,24.3 404.8,67.3 347.8,28.9 178.0,78.1 138.7,1.0 128.3,1.0 98.6,512.1 94.0,512.1 98.5,891.9 103.3,1179.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1493.0,512.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.5884069,37.8458349]}},{"type":"Feature","properties":{"resourceCoords":[94.0,512.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.5900334,37.843317]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.72"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1336.2,121.9 879.8,125.9 606.9,125.3 147.4,97.5 97.5,92.2 88.7,200.7 77.9,201.7 31.2,1256.1 56.4,1661.5 134.1,1778.3 507.9,1872.6 879.1,1857.7 933.9,1184.6 933.9,1183.9 933.8,1172.4 934.0,1172.4 1524.6,1152.3 1584.8,788.6 1550.2,246.1 1606.4,202.3 1396.9,120.7 1336.2,121.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[637.0,1577.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.58772639189147,37.83760951861036]}},{"type":"Feature","properties":{"resourceCoords":[1336.0,109.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.59009994596578,37.840130985813886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p5 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.71"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3735.2"},{"label":"split_canvas_y","value":"4689.6"},{"label":"split_canvas_w","value":"2716.8"},{"label":"split_canvas_h","value":"2962.4"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1592.1,1909.2 1586.2,1282.2 1267.7,1182.8 951.2,1195.0 1007.8,1572.2 941.2,1912.0 993.1,1912.0 1592.1,1909.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[933.8,1172.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.5858147329632,37.838769289590026]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1172.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.58426752094655,37.83817250126597]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.58509050468089,37.83684021519845]}},{"type":"Feature","properties":{"resourceCoords":[933.8,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-87.58663771669754,37.8374370035225]}},{"type":"Feature","properties":{"resourceCoords":[1116.6,1327.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.5855705,37.83833]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p7 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.69"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"32.5,1038.1 72.2,1710.3 160.0,1778.4 839.5,1878.8 1149.6,1815.1 1528.3,1860.3 1579.4,1794.4 1560.1,1071.9 1468.8,912.1 1228.7,912.2 1154.0,861.3 1157.8,822.1 960.9,822.6 924.7,242.1 781.5,114.5 426.6,110.5 52.1,190.6 32.5,1038.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[594.0,1393.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.598884,37.8327625]}},{"type":"Feature","properties":{"resourceCoords":[1117.0,1393.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.598065,37.833585]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p8 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.57"},{"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":"3826.4"},{"label":"split_canvas_h","value":"3970.4"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"12.5,135.6 4.3,868.1 799.6,907.0 805.5,909.8 809.5,909.8 809.5,910.2 809.8,910.2 809.8,911.8 898.0,953.4 912.1,66.5 868.3,126.3 422.2,12.4 244.4,29.2 41.0,141.1 12.5,135.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[883.6,436.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.585173,37.84455]}},{"type":"Feature","properties":{"resourceCoords":[169.9,436.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.5860129,37.8432585]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Henderson, Kentucky | 1885 | sanborn03182_001 p8 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.40"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3205.6"},{"label":"split_canvas_y","value":"3970.4"},{"label":"split_canvas_w","value":"3246.4"},{"label":"split_canvas_h","value":"3681.6"}],"created":"2026-10-19T14:13:04Z","modified":"2026-10-19T14:13:04Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"824.6,1813.0 918.4,1884.6 858.2,1908.0 1575.1,1879.4 1578.4,1162.1 1521.3,1053.0 1433.5,1085.0 836.5,1035.0 830.8,1439.9 896.2,1534.4 824.6,1813.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031821885:03182_1885-0008__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1280.2,1799.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.5851535,37.8477185]}},{"type":"Feature","properties":{"resourceCoords":[1280.2,1052.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-87.5867396,37.8483726]}}]}}]}