{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07171_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Marshall, Oklahoma | 1908 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"7"},{"label":"placed","value":"5"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 5"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 36.15522,-97.62617 +/-263m); p2__2 (tier 2, 36.15497,-97.62459 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marshall, Oklahoma | 1908 | sanborn07171_002 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.46"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1418.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"966.0"},{"label":"split_canvas_h","value":"1448.8"}],"created":"2026-10-18T10:02:47Z","modified":"2026-10-18T10:02:47Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"575.9,320.3 529.3,31.0 388.2,47.3 393.6,307.1 514.1,276.1 575.9,320.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[354.5,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.62602620094046,36.157896626765044]}},{"type":"Feature","properties":{"resourceCoords":[596.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.6254520829174,36.1579121865518]}},{"type":"Feature","properties":{"resourceCoords":[596.0,362.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.6254233703401,36.157216010542626]}},{"type":"Feature","properties":{"resourceCoords":[354.5,362.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.62599748836315,36.15720045075587]}},{"type":"Feature","properties":{"resourceCoords":[390.4,300.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.625917,36.157322]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marshall, Oklahoma | 1908 | sanborn07171_002 p1 [3]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.61"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2384.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4068.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T10:02:47Z","modified":"2026-10-18T10:02:47Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1560.9,1863.5 1569.7,1321.3 1558.5,754.9 1562.0,196.7 1545.6,83.3 1530.6,90.9 1439.9,35.1 1153.7,97.9 846.7,35.1 651.2,76.9 651.2,663.1 757.8,763.1 760.2,763.1 760.2,765.3 762.9,767.9 811.8,1040.0 832.7,1793.7 860.6,1849.5 1046.1,1869.4 1120.8,1829.2 1226.3,1877.2 1560.9,1863.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1036.0,726.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.624372,36.156012]}},{"type":"Feature","properties":{"resourceCoords":[1036.0,160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.623017,36.156012]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marshall, Oklahoma | 1908 | sanborn07171_002 p1 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.24"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1440.0"},{"label":"split_canvas_w","value":"3040.8"},{"label":"split_canvas_h","value":"6212.0"}],"created":"2026-10-18T10:02:47Z","modified":"2026-10-18T10:02:47Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"589.5,418.9 401.7,433.1 374.8,989.3 114.8,993.6 46.4,1225.7 106.6,1809.3 677.3,1807.1 726.9,1665.0 724.2,1619.2 724.2,1011.6 716.8,1012.0 663.1,761.9 596.0,761.0 596.0,449.2 589.5,418.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[724.2,1619.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.62713,36.1527213]}},{"type":"Feature","properties":{"resourceCoords":[724.2,1011.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.6271067,36.1538569]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__5/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marshall, Oklahoma | 1908 | sanborn07171_002 p1 [5]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.41"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"1430.4"},{"label":"split_canvas_w","value":"1314.8"},{"label":"split_canvas_h","value":"2253.6"}],"created":"2026-10-18T10:02:47Z","modified":"2026-10-18T10:02:47Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__5/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"246.9,366.0 245.9,376.0 13.9,378.6 19.9,904.0 132.6,898.9 137.0,920.0 198.9,920.0 258.0,867.2 241.2,547.0 288.3,440.6 246.9,366.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0001__5/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,357.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.62769569696371,36.1560141417957]}},{"type":"Feature","properties":{"resourceCoords":[328.7,357.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.62691479674838,36.15600685680595]}},{"type":"Feature","properties":{"resourceCoords":[328.7,921.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.62693020266288,36.154921672719695]}},{"type":"Feature","properties":{"resourceCoords":[0.0,921.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.62771110287821,36.154928957709444]}},{"type":"Feature","properties":{"resourceCoords":[258.8,883.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.6270953,36.1549973]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Marshall, Oklahoma | 1908 | sanborn07171_002 p2 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.88"},{"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":"2026-10-18T10:02:47Z","modified":"2026-10-18T10:02:47Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1253.9,1853.5 1225.2,1825.1 1305.3,1607.4 1305.3,1593.0 1310.7,1593.0 1560.1,1577.5 1558.3,210.4 1410.0,43.1 1101.3,17.1 793.2,75.2 568.5,20.5 112.8,23.5 44.0,58.4 61.3,172.1 61.4,732.9 76.2,1301.9 71.0,1846.6 55.5,1847.3 112.9,1912.0 383.4,1912.0 664.0,1854.8 663.7,1847.5 1253.9,1853.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd402m:g4024m:g4024mm:g4024mm_g071711908:07171_1908-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[648.0,1288.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.625773,36.1538801]}},{"type":"Feature","properties":{"resourceCoords":[1252.0,1288.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.6257823,36.1527179]}}]}}]}