{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02977_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Halstead, Kansas | 1901 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"6"},{"label":"placed","value":"3"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 2, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 38.00447,-97.50602 +/-196m); p1__2 (tier 1, 38.00126,-97.51700 +/-144m); p3__2 (tier 1, 38.00467,-97.50344 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Halstead, Kansas | 1901 | sanborn02977_004 p1 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.42"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3348.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4304.0"}],"created":"2026-10-19T19:06:00Z","modified":"2026-10-19T19:06:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1391.7,1895.9 1392.0,1790.0 1562.4,1791.6 1568.7,860.7 183.1,894.9 36.8,1075.2 61.0,1791.8 448.1,1790.8 448.9,1790.9 776.7,1795.8 776.5,1832.4 1391.7,1895.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1392.0,1790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5045557,38.0054616]}},{"type":"Feature","properties":{"resourceCoords":[164.0,1790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5074542,38.0054463]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Halstead, Kansas | 1901 | sanborn02977_004 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"18"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T19:06:00Z","modified":"2026-10-19T19:06:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"824.0,6.4 824.0,8.1 60.9,56.1 89.9,1874.7 1047.8,1866.7 1165.5,1824.0 1443.7,1884.2 1516.7,1883.5 1513.6,1215.1 1513.6,540.8 1511.2,249.6 1509.0,1.0 1136.8,1.0 824.0,6.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[926.0,541.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5074568,38.0044013]}},{"type":"Feature","properties":{"resourceCoords":[926.0,1216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5074707,38.0030896]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Halstead, Kansas | 1901 | sanborn02977_004 p3 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"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":"2026-10-19T19:06:00Z","modified":"2026-10-19T19:06:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1544.8,1872.2 1572.7,409.9 1220.9,406.3 1219.4,400.0 1218.1,400.0 1218.2,394.9 1134.8,48.5 879.2,2.5 780.7,1.0 717.1,1.0 718.5,99.8 132.7,48.8 134.6,262.0 137.3,551.3 137.9,1221.2 141.7,1885.2 1544.8,1872.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd420m:g4204m:g4204hm:g4204hm_g029771901:02977_1901-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[725.0,549.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.50454882303384,38.00438594339283]}},{"type":"Feature","properties":{"resourceCoords":[725.0,1226.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5045644051643,38.00306172419606]}}]}}]}