{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn09466_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Wellsburg, West-Virginia | 1923 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"16"},{"label":"placed","value":"12"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 9, georef-snap 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 40.28842,-80.60823 +/-100m); p1__3 (tier 1, 40.28539,-80.60794 +/-106m); p6__2 (tier 1, 40.27594,-80.60748 +/-221m); p9__2 (tier 1, 40.27520,-80.61006 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p10","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0010/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0010/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6051.4,6884.1 5277.8,6677.0 5207.4,7263.1 2270.6,6928.0 2170.1,7652.0 -0.0,7652.0 -0.0,-0.0 355.3,0.0 351.6,1140.5 2377.4,1144.6 2376.0,716.0 4040.2,713.1 4035.6,0.0 6452.0,0.0 6452.0,7652.0 5845.8,7652.0 6051.4,6884.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2376.0,2800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.611032,40.280145]}},{"type":"Feature","properties":{"resourceCoords":[2376.0,716.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.611148,40.281107]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0011/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0011/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1156.4,207.2 2084.9,256.7 2097.8,0.0 4163.4,0.0 4135.0,360.5 5181.8,427.3 5197.4,0.0 6452.0,0.0 6452.0,7652.0 3096.8,7652.0 3094.9,7070.9 1868.2,7073.4 1871.8,7432.8 1027.0,7436.0 1028.4,7652.0 -0.0,7652.0 -0.0,-0.0 1168.3,0.0 1156.4,207.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61316431228417,40.28783457803633]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.6054709506605,40.28836233167804]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.60465620276169,40.281352859089495]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61234956438535,40.28082510544779]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0012/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0012/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6037.0,4050.8 6031.1,6512.0 1871.7,6751.2 1875.3,7269.6 -0.0,7277.4 -0.0,-0.0 6034.4,0.0 6023.8,4050.9 6037.0,4050.8\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0012/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61189993518026,40.29105574950532]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.60807237223587,40.29114878043505]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.60792874061859,40.28766170889526]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61175630356298,40.287568677965524]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p1 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3160.8"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0001__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"310.3,7062.6 2348.6,7128.0 2353.1,6291.0 3138.5,6265.7 3160.8,0.0 1570.0,22.9 1574.4,2036.4 455.2,2027.6 310.3,7062.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[412.1,3968.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6082425,40.2892968]}},{"type":"Feature","properties":{"resourceCoords":[2348.6,7128.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.60694,40.287867]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7652.0 -0.0,-0.0 518.7,0.0 533.5,645.5 5607.4,506.5 5596.0,0.0 6452.0,0.0 6452.0,7652.0 -0.0,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61497827229375,40.26765376130236]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61135261652694,40.26671724171245]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61279801023234,40.26341294924241]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.61642366599915,40.26434946883232]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1134.2,6916.6 1132.3,6289.7 631.8,6277.6 604.8,7652.0 -0.0,7652.0 -0.0,1632.4 2745.0,1589.4 2743.0,825.5 6015.5,798.1 6032.2,6899.9 1134.2,6916.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1128.0,4880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6144312,40.2682101]}},{"type":"Feature","properties":{"resourceCoords":[6024.0,2848.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6111859,40.268436]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"16"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0004/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5964.0,6896.0 4269.6,6883.6 4259.6,7652.0 -0.0,7652.0 -0.0,1402.4 2700.9,1453.5 2710.4,694.2 6452.0,758.6 6452.0,2792.9 5946.9,2777.6 5964.0,6896.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4324.0,2756.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6119958,40.2716379]}},{"type":"Feature","properties":{"resourceCoords":[5964.0,6896.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.61175,40.2695706]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p5","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"429.3,6969.7 356.3,2786.7 869.6,2795.5 842.2,729.1 4838.0,725.3 4835.4,0.0 6452.0,0.0 6452.0,7652.0 3728.8,7652.0 3727.7,6949.9 429.3,6969.7\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2052.0,2800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6100756,40.2711794]}},{"type":"Feature","properties":{"resourceCoords":[2052.0,6960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6108156,40.2693548]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p6 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3282.8"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0006__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2030.4,384.9 379.9,392.0 371.9,6040.4 1203.0,6063.9 1165.2,7652.0 3250.8,7652.0 3278.3,1079.0 2030.3,1076.8 2030.4,384.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[379.9,2456.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6111859,40.268436]}},{"type":"Feature","properties":{"resourceCoords":[379.9,392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6108156,40.2693548]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p7","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0007/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5928.0,648.0 5967.0,6878.1 4300.9,6880.8 4305.9,7652.0 -0.0,7652.0 -0.0,-0.0 4251.2,0.0 4262.9,661.6 5928.0,648.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4288.0,4792.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6122145,40.2736886]}},{"type":"Feature","properties":{"resourceCoords":[5928.0,648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.610523,40.275276]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p8","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"19"}],"created":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"375.5,6794.9 395.2,0.0 6452.0,0.0 6452.0,6821.5 375.5,6794.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2080.0,4736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.6102742,40.2732248]}},{"type":"Feature","properties":{"resourceCoords":[3716.0,2680.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.60896,40.273914]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wellsburg, West-Virginia | 1923 | sanborn09466_007 p9 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"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":"2026-09-22T20:00:08Z","modified":"2026-09-22T20:00:08Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0009__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0009/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2696.0,1052.4 2789.0,1800.8 626.4,2379.7 311.2,1202.3 0.0,1207.2 -0.0,6177.6 2775.6,6556.8 2696.0,7228.0 4383.1,7444.4 4464.5,6812.5 6452.0,7065.2 6452.0,0.0 5625.8,0.0 5712.1,602.9 2696.0,1052.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd389m:g3894m:g3894wm:g3894wm_g094661923:09466_1923-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2696.0,7228.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.611481,40.2755]}},{"type":"Feature","properties":{"resourceCoords":[2696.0,1052.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.610866,40.278235]}}]}}]}