{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07216_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ponca City, Oklahoma | 1901 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"11"},{"label":"placed","value":"8"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 8"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 36.70310,-97.08012 +/-541m); p1__4 (tier 4, 36.70310,-97.08012 +/-541m); p7 (tier 1, 36.70521,-97.07565 +/-264m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.80"},{"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":"2604.0"},{"label":"split_canvas_h","value":"2682.0"}],"created":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,82.8 1.0,407.9 5.3,663.6 210.9,661.9 333.8,583.8 601.5,639.4 627.5,206.8 621.2,206.9 620.0,79.0 109.5,81.7 1.0,82.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[113.0,599.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0762346,36.699287]}},{"type":"Feature","properties":{"resourceCoords":[620.0,79.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0748952,36.7003025]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p1 [3]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"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":"2682.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4970.0"}],"created":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1579.8,1308.0 1588.8,797.0 1583.1,733.5 1529.8,711.6 678.4,723.1 400.6,802.2 260.5,785.3 218.6,693.0 52.7,716.5 37.0,1535.0 369.6,1534.5 369.9,1536.2 375.0,1536.2 375.0,1536.5 375.0,1565.4 430.4,1885.7 1568.2,1842.0 1568.5,1820.9 1612.0,1821.3 1612.0,1308.5 1579.8,1308.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[552.0,1297.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0810557,36.7078238]}},{"type":"Feature","properties":{"resourceCoords":[1068.0,1297.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0810836,36.7067777]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p2","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.55"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"62.2,1838.9 831.4,1837.2 1460.7,1832.8 1612.0,1835.0 1612.0,727.7 1612.0,174.6 1113.0,174.6 1110.4,1.0 1078.3,1.0 1079.0,100.0 447.6,146.2 338.2,107.3 336.8,71.4 93.9,116.8 47.5,219.4 51.5,1241.0 1.0,1221.2 1.0,1839.0 50.6,1838.9 62.7,1912.0 62.2,1838.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[553.0,740.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.078619,36.7046233]}},{"type":"Feature","properties":{"resourceCoords":[553.0,1838.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0811865,36.7047037]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p3 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"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":"6032.0"},{"label":"split_canvas_w","value":"1356.0"},{"label":"split_canvas_h","value":"1620.0"}],"created":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"251.6,1536.5 139.7,1537.2 166.6,1912.0 226.5,1912.0 269.6,1912.0 326.3,1897.3 326.5,1524.6 251.5,1527.2 251.6,1536.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1508.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.08382016731586,36.70518253241151]}},{"type":"Feature","properties":{"resourceCoords":[339.0,1508.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.08379000731951,36.70586952755873]}},{"type":"Feature","properties":{"resourceCoords":[339.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.08276612869508,36.70584064423768]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.08279628869144,36.70515364909046]}},{"type":"Feature","properties":{"resourceCoords":[319.0,1536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.083721,36.705827]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p3 [2]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.62"},{"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":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,152.1 1612.0,77.2 1381.3,72.4 759.7,72.4 1.0,68.7 1.0,757.1 91.8,757.4 119.3,1158.7 1.0,1159.1 1.0,1169.0 54.8,1167.3 128.0,1456.2 338.0,1512.0 339.0,1512.0 339.0,1512.2 343.0,1513.3 414.6,1752.6 1517.1,1788.3 1586.2,1807.2 1580.9,1157.7 1612.0,1157.4 1612.0,152.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1052.0,1159.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0838054,36.703693]}},{"type":"Feature","properties":{"resourceCoords":[1052.0,72.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0812314,36.7036268]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.70"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"33.0,1086.2 61.2,1086.1 68.0,106.3 69.0,106.3 71.2,106.3 71.5,206.4 568.9,125.8 568.9,137.8 1070.3,158.8 1068.8,210.9 1564.7,233.4 1564.7,246.5 1541.0,271.4 1577.8,1733.5 1521.8,1812.2 916.2,1821.0 618.0,1751.2 328.2,1758.4 33.8,1675.5 33.0,1086.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[569.0,596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0825978,36.7015411]}},{"type":"Feature","properties":{"resourceCoords":[1058.0,596.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0826299,36.7005175]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.43"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1066.2,1828.8 1553.3,1843.5 1553.6,1856.3 1579.2,1828.6 1553.9,107.3 1468.2,22.2 1082.3,31.4 1078.2,1.0 1049.0,1.0 1049.3,27.4 1050.8,172.4 563.6,239.3 564.0,276.9 72.5,279.1 7.5,279.2 9.5,1740.2 10.4,1740.2 85.0,1741.2 86.8,1839.4 574.0,1752.7 574.2,1764.5 1066.8,1777.7 1066.2,1828.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[567.0,761.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.078734,36.701446]}},{"type":"Feature","properties":{"resourceCoords":[1061.0,761.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0787871,36.7003935]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ponca City, Oklahoma | 1901 | sanborn07216_004 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:16Z","modified":"2026-10-22T13:26:16Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"339.6,1774.2 177.4,1774.5 107.2,1229.0 65.0,1229.0 67.2,679.2 71.1,115.4 242.9,114.0 243.2,82.5 1483.0,82.0 1512.8,350.1 1579.0,425.9 1545.7,1814.7 1170.3,1812.6 1163.5,1912.0 1162.8,1912.0 1156.7,1912.0 1156.6,1775.6 611.6,1773.8 339.6,1774.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072161901:07216_1901-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1153.0,1229.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.074862,36.7013442]}},{"type":"Feature","properties":{"resourceCoords":[603.0,111.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.0760837,36.7035079]}}]}}]}