{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn00290_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mcgehee, Arkansas | 1912 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"10"},{"label":"placed","value":"4"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 3, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p2__2 (tier 1, 33.63448,-91.39429 +/-100m); p2__3 (tier 1, 33.62299,-91.39352 +/-100m); p2__4 (tier 1, 33.63167,-91.40173 +/-100m); p2__7 (tier 1, 33.63053,-91.39631 +/-100m); p2__8 (tier 1, 33.63342,-91.39802 +/-100m); p2__9 (tier 1, 33.63601,-91.39644 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mcgehee, Arkansas | 1912 | sanborn00290_001 p1","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-21T17:49:33Z","modified":"2026-09-21T17:49:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0001","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 706.2,0.0 707.1,51.4 782.5,52.8 2150.0,0.0 2150.0,2550.0 -0.0,2550.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.39879137198486,33.62823540802651]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.39562983098291,33.62956137976888]}},{"type":"Feature","properties":{"resourceCoords":[2150.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.39375433553889,33.62641710482399]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2550.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.39691587654083,33.625091133081625]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mcgehee, Arkansas | 1912 | sanborn00290_001 p2 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5134.4"},{"label":"split_canvas_h","value":"4770.4"}],"created":"2026-09-21T17:49:33Z","modified":"2026-09-21T17:49:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,1192.6 718.5,939.1 1104.0,792.9 1108.7,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.40168894946379,33.6318039639943]}},{"type":"Feature","properties":{"resourceCoords":[1283.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.3997927607623,33.63261706232323]}},{"type":"Feature","properties":{"resourceCoords":[1283.6,1192.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.39888403793634,33.631152378025284]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1192.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.40078022663783,33.63033927969636]}},{"type":"Feature","properties":{"resourceCoords":[89.0,91.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.4014882,33.6317486]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__5/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mcgehee, Arkansas | 1912 | sanborn00290_001 p2 [5]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"2874.0"},{"label":"split_canvas_y","value":"2906.0"},{"label":"split_canvas_w","value":"5726.0"},{"label":"split_canvas_h","value":"7294.0"}],"created":"2026-09-21T17:49:33Z","modified":"2026-09-21T17:49:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__5/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1120.1,2362.2 1117.3,2550.0 1305.8,2550.0 1305.8,1993.4 1305.8,1632.0 1665.2,1641.7 1663.2,1818.1 2150.0,1817.7 2150.0,726.5 1676.6,727.0 1283.6,727.4 1276.8,727.4 718.5,939.1 719.0,2335.7 719.0,2365.8 1120.1,2362.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__5/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1828.1,875.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.3983338,33.6330816]}},{"type":"Feature","properties":{"resourceCoords":[1123.3,875.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.3993781,33.6326403]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__6/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mcgehee, Arkansas | 1912 | sanborn00290_001 p2 [6]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3756.4"},{"label":"split_canvas_w","value":"2876.4"},{"label":"split_canvas_h","value":"6443.6"}],"created":"2026-09-21T17:49:33Z","modified":"2026-09-21T17:49:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__6/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002","type":"ImageService3","width":2150,"height":2550},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"719.1,2476.9 719.0,2335.7 718.6,1125.3 426.2,1122.7 428.1,1041.5 0.0,1192.6 -0.0,2468.7 719.1,2476.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd400m:g4004m:g4004mm:g002901912:00290_1912-0002__6/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[415.1,1587.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.3977788,33.6299842]}},{"type":"Feature","properties":{"resourceCoords":[415.1,2475.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.3970829,33.6288707]}}]}}]}