{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07125_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hitchcock, Oklahoma | 1916 | 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":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 35.96914,-98.34903 +/-100m); p1__3 (tier 4, 35.96914,-98.34903 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hitchcock, Oklahoma | 1916 | sanborn07125_002 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.60"},{"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":"2026-10-22T13:19:07Z","modified":"2026-10-22T13:19:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"49.3,962.4 95.5,1309.7 291.9,1340.8 312.5,1340.9 312.5,1344.0 313.0,1344.1 345.8,1821.8 1265.7,1850.6 1326.7,1328.8 1332.5,1328.7 1332.5,1327.0 1544.0,1327.0 1572.5,1268.8 1594.3,377.9 1548.8,117.6 1352.7,46.8 1215.4,84.1 903.5,28.6 809.9,94.6 71.2,86.0 40.0,701.8 1.0,704.1 1.0,967.6 49.3,962.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[488.0,1841.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3511838,35.9690434]}},{"type":"Feature","properties":{"resourceCoords":[1555.0,772.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.348743,35.9670398]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hitchcock, Oklahoma | 1916 | sanborn07125_002 p1 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.29"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6498.0"},{"label":"split_canvas_w","value":"1244.4"},{"label":"split_canvas_h","value":"1154.0"}],"created":"2026-10-22T13:19:07Z","modified":"2026-10-22T13:19:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"207.1,1912.0 232.0,1912.0 304.6,1910.5 259.6,1730.2 238.3,1773.8 230.0,1651.0 206.9,1653.5 207.1,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024hm:g4024hm_g071251916:07125_1916-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1624.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.34923566895421,35.96955461006691]}},{"type":"Feature","properties":{"resourceCoords":[311.1,1624.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.34922952298727,35.97013396084261]}},{"type":"Feature","properties":{"resourceCoords":[311.1,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.34856435982951,35.970129338325435]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.34857050579645,35.96954998754973]}},{"type":"Feature","properties":{"resourceCoords":[274.1,1845.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.3487216,35.9700615]}}]}}]}