{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn07222_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Purcell, Oklahoma | 1909 | 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":"15"},{"label":"placed","value":"12"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 9, georef-snap 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 35.01284,-97.36813 +/-150m); p3__2 (tier 1, 35.01236,-97.35748 +/-100m); p9__4 (tier 1, 35.00727,-97.36380 +/-111m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p1 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"2188.0"},{"label":"split_canvas_y","value":"4022.0"},{"label":"split_canvas_w","value":"4264.0"},{"label":"split_canvas_h","value":"3630.0"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"547.0,1777.8 1538.5,1766.9 1538.6,1727.0 1613.0,1728.3 1613.0,1005.5 547.0,1005.9 547.0,1777.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[861.7,1474.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3641294,35.0164515]}},{"type":"Feature","properties":{"resourceCoords":[1537.1,1474.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3624815,35.0163539]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"11"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"137.1,17.2 1613.0,0.0 1613.0,1913.0 143.2,1913.0 137.1,17.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[136.0,1107.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3593067,35.0135238]}},{"type":"Feature","properties":{"resourceCoords":[136.0,404.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3592055,35.0148632]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p3 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"11"},{"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":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"145.4,764.5 139.9,1874.6 -0.0,1869.8 -0.0,1913.0 1176.2,1913.0 1178.0,1486.5 1234.8,1485.6 1234.8,1130.2 1613.0,1135.5 1613.0,159.1 162.5,142.0 153.1,764.6 145.4,764.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[679.0,1323.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3583511,35.0097088]}},{"type":"Feature","properties":{"resourceCoords":[130.0,1323.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3596172,35.0097607]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p3 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4704.8"},{"label":"split_canvas_y","value":"5920.4"},{"label":"split_canvas_w","value":"1747.2"},{"label":"split_canvas_h","value":"1731.6"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,1480.1 1234.8,1485.6 1178.0,1486.5 1176.7,1789.4 1211.6,1789.0 1213.5,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1176.2,1480.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36181729837885,35.00402445081415]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1480.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.35978984949246,35.00390510668949]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.35993440011667,35.002261704334806]}},{"type":"Feature","properties":{"resourceCoords":[1176.2,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36196184900307,35.00238104845947]}},{"type":"Feature","properties":{"resourceCoords":[1208.2,1542.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3616897,35.0037785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p4","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"21"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.4,369.9 50.1,0.0 1492.4,0.0 1547.0,1772.4 1454.2,1823.7 800.1,1849.4 800.0,1848.7 210.2,1871.2 120.1,1844.0 99.1,424.3 53.4,369.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[106.0,1122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3626292,35.013689]}},{"type":"Feature","properties":{"resourceCoords":[815.0,409.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3608191,35.0149323]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.7,1849.2 86.2,747.6 58.2,38.1 151.1,68.3 1444.2,47.2 1541.8,0.0 1552.7,1862.4 67.7,1849.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36287470511026,35.01238138377354]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.35923503614022,35.01217654961231]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.35952955993042,35.008616097913674]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36316922890046,35.0088209320749]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,0.0 1524.4,0.0 1517.1,334.8 1562.4,391.6 1540.3,1839.5 69.0,1843.1 69.3,1913.0 -0.0,1913.0 -0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36601038944997,35.01594381399932]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36232746901214,35.0157589085096]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36259334965538,35.012156303682204]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36627627009321,35.01234120917192]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"54.7,76.3 1533.8,65.8 1559.8,771.1 1538.4,1866.0 1498.2,1867.3 1498.3,1913.0 -0.0,1913.0 -0.0,146.8 55.3,146.6 54.7,76.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36622175873778,35.01261449523706]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36255958026612,35.012416491106315]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36284428430312,35.008834031223266]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.36650646277478,35.00903203535401]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p8","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"16"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"743.1,165.1 1613.0,146.6 1613.0,1913.0 151.4,1901.8 136.8,118.5 742.2,121.4 743.1,165.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1434.0,1595.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3586466,35.005904]}},{"type":"Feature","properties":{"resourceCoords":[151.0,114.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.361323,35.0088324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p9 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3400.8"},{"label":"split_canvas_h","value":"2286.0"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"850.2,0.0 -0.0,-0.0 0.0,571.5 850.2,571.4 850.2,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[793.2,535.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3682213,35.0052753]}},{"type":"Feature","properties":{"resourceCoords":[793.2,35.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3681487,35.0062395]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p9 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"3399.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3052.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 1613.0,131.1 850.2,126.1 850.2,571.4 850.0,1356.1 849.9,1913.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[889.9,1225.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3631652,35.0068749]}},{"type":"Feature","properties":{"resourceCoords":[889.9,125.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3630066,35.0089311]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Purcell, Oklahoma | 1909 | sanborn07222_006 p9 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2285.6"},{"label":"split_canvas_w","value":"3400.8"},{"label":"split_canvas_h","value":"3139.6"}],"created":"2026-09-22T08:00:27Z","modified":"2026-09-22T08:00:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1356.3 850.0,1356.1 850.1,791.6 792.1,791.0 791.1,571.4 0.0,571.5 -0.0,1356.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024pm:g4024pm_g072221909:07222_1909-0009__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[791.2,606.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.3617615,35.0027669]}},{"type":"Feature","properties":{"resourceCoords":[791.2,1229.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.361862,35.0014311]}}]}}]}