{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07152_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Lawton, Oklahoma | 1918 | 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":"21"},{"label":"placed","value":"12"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef 6, georef-snap 5, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 34.60474,-98.39544 +/-274m); p11 (tier 2, 34.60092,-98.39267 +/-100m); p12 (tier 1, 34.60579,-98.38888 +/-258m); p13__1 (tier 1, 34.60466,-98.38721 +/-266m); p13__3 (tier 1, 34.60137,-98.38695 +/-108m); p15__2 (tier 1, 34.59817,-98.38745 +/-106m); p15__4 (tier 1, 34.59727,-98.38788 +/-182m); p7__2 (tier 1, 34.60903,-98.38670 +/-102m); p9 (tier 1, 34.60236,-98.40161 +/-262m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p10","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1506.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3952228,34.6028981]}},{"type":"Feature","properties":{"resourceCoords":[108.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3984131,34.6029123]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0013__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p13 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"4719.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1732.4"},{"label":"split_canvas_h","value":"2458.4"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0013__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 1179.9,-0.0 1188.0,611.3 1613.0,614.6 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0013__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1179.9,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.38749708087254,34.602768875059205]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.38650637230272,34.60279865807866]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,614.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.38645545743286,34.601634958761636]}},{"type":"Feature","properties":{"resourceCoords":[1179.9,614.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.38744616600268,34.60160517574218]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,-0.0 1613.0,1913.0 -0.0,1913.0 0.0,-0.0 1613.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0014/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.389190130091,34.60144514448499]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.38916143551009,34.59849554773455]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39338150576202,34.59846733767151]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39341020034293,34.60141693442195]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p15 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"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":"3019.6"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 1453.4,0.0 1353.6,0.0 0.0,0.0 0.0,745.9 895.0,750.9 1613.0,754.9 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[161.0,509.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3984306,34.5963902]}},{"type":"Feature","properties":{"resourceCoords":[1538.0,509.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3952175,34.5963799]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p15 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"3580.0"},{"label":"split_canvas_y","value":"3003.6"},{"label":"split_canvas_w","value":"2872.0"},{"label":"split_canvas_h","value":"2032.0"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,754.9 895.0,750.9 902.4,1254.6 902.5,1258.9 1554.1,1258.1 1613.0,1258.1 1613.0,754.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0015__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[926.0,1233.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4016262,34.6125865]}},{"type":"Feature","properties":{"resourceCoords":[1563.0,1233.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4000287,34.6125894]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p2","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,0.0 1613.0,0.0 1613.0,64.3 1493.0,64.0 1502.0,1876.7 113.1,1868.7 113.0,1913.0 -0.0,1913.0 0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[805.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4032152,34.6086567]}},{"type":"Feature","properties":{"resourceCoords":[1493.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4016197,34.6086588]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"85.0,18.8 1370.7,0.0 1370.7,30.6 1484.3,31.9 1489.4,1858.8 1369.7,1858.2 1369.7,1906.0 896.2,1913.0 896.5,1856.2 85.7,1852.7 85.0,18.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.40181336862359,34.60869315450186]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39814208705997,34.60871212675692]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39811494101944,34.605103089544215]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.40178622258307,34.60508411728915]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1501.6,31.9 1501.6,33.2 1613.0,33.1 1613.0,1913.0 -0.0,1913.0 -0.0,29.9 1501.6,31.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.40343094384264,34.605261915855486]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.3997465359904,34.60526455850521]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39974275491011,34.6016425238062]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.40342716276234,34.60163988115647]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.3,44.1 -0.0,42.9 0.0,0.0 1613.0,0.0 1613.0,1913.0 -0.0,1913.0 -0.0,1865.4 118.8,1865.8 113.3,44.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39869374237324,34.6087326548709]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39501213224537,34.60875002987975]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39498727162294,34.605130834422894]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.39866888175081,34.60511345941404]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p6","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"9"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1913.0 0.0,-0.0 805.3,0.0 805.0,52.0 1502.2,41.5 1493.3,1913.0 -0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[805.0,52.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3904463,34.6091335]}},{"type":"Feature","properties":{"resourceCoords":[106.0,52.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3920479,34.609126]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p7 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"8"},{"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":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.0,54.0 155.4,1849.0 -0.0,1851.5 -0.0,1913.0 203.1,1913.0 284.4,1913.0 1613.0,1913.0 1613.0,820.8 1029.7,821.4 1027.0,0.0 -0.0,-0.0 -0.0,58.2 135.0,54.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[780.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3873082,34.6091475]}},{"type":"Feature","properties":{"resourceCoords":[135.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3888489,34.6091607]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Lawton, Oklahoma | 1918 | sanborn07152_004 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:02:20Z","modified":"2026-09-22T12:02:20Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"102.6,28.7 703.6,43.5 699.6,1903.5 -0.0,1913.0 -0.0,628.0 -0.0,628.0 -0.0,72.9 102.5,73.1 102.6,28.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024lm:g4024lm_g071521918:07152_1918-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4050492725009,34.60526410510276]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.40134007374854,34.60527340321689]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.40132677011643,34.60162698937828]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.40503596886879,34.60161769126415]}}]}}]}