{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07242_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Sapulpa, Oklahoma | 1901 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"4"},{"label":"placed","value":"1"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 35.99937,-96.11419 +/-100m); p1__3 (tier 4, 35.99937,-96.11419 +/-100m); p1__4 (tier 4, 35.99937,-96.11419 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024sm:g4024sm_g072421901:07242_1901-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sapulpa, Oklahoma | 1901 | sanborn07242_002 p1 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.18"},{"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":"2026-10-17T22:37:11Z","modified":"2026-10-17T22:37:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024sm:g4024sm_g072421901:07242_1901-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024sm:g4024sm_g072421901:07242_1901-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"239.5,1501.4 437.5,1874.3 1477.3,1855.2 1543.1,1850.7 1561.4,120.2 1256.0,40.0 352.6,55.3 319.2,346.1 317.6,346.8 317.6,353.0 301.9,353.0 118.8,425.2 46.3,771.0 49.3,892.3 198.5,898.0 367.7,898.0 367.7,898.0 367.7,898.0 373.3,904.6 367.9,1235.2 365.4,1235.3 365.4,1238.3 277.4,1237.5 226.3,1238.7 239.5,1501.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024sm:g4024sm_g072421901:07242_1901-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1311.0,769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.112932,35.99972]}},{"type":"Feature","properties":{"resourceCoords":[243.0,1382.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1156094,35.9985461]}}]}}]}