{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09501_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Black River Falls, Wisconsin | 1902 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"6"},{"label":"placed","value":"4"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 2, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 44.29455,-90.85016 +/-285m); p1__2 (tier 1, 44.30338,-90.85281 +/-149m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Black River Falls, Wisconsin | 1902 | sanborn09501_003 p1 [3]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"split_canvas_x","value":"3306.8"},{"label":"split_canvas_y","value":"3514.8"},{"label":"split_canvas_w","value":"3205.2"},{"label":"split_canvas_h","value":"4193.2"}],"created":"2026-09-22T06:35:32Z","modified":"2026-09-22T06:35:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1848.8 1510.1,1835.0 1485.3,1764.8 1530.2,878.8 908.3,879.7 826.7,881.4 839.0,1927.0 1628.0,1927.0 1628.0,1848.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1056.5,1144.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.8520145,44.2928969]}},{"type":"Feature","properties":{"resourceCoords":[1510.1,1835.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.8507103,44.2916631]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Black River Falls, Wisconsin | 1902 | sanborn09501_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T06:35:32Z","modified":"2026-09-22T06:35:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"218.9,1763.2 216.2,886.3 -0.0,897.8 -0.0,515.5 375.9,519.3 379.5,59.9 1628.0,94.3 1628.0,1927.0 369.5,1915.7 365.4,1838.5 247.4,1831.2 218.9,1763.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.85142054377299,44.29512598128099]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.84714228512826,44.29516455196495]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.84707894848404,44.29151429065207]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.85135720712877,44.291475719968105]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Black River Falls, Wisconsin | 1902 | sanborn09501_003 p3","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"}],"created":"2026-09-22T06:35:32Z","modified":"2026-09-22T06:35:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.5,1784.8 110.0,1147.0 -0.0,1145.9 0.0,0.0 1628.0,0.0 1628.0,1927.0 1117.9,1927.0 1117.9,1813.2 110.5,1784.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[528.0,1156.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.8486983,44.2961974]}},{"type":"Feature","properties":{"resourceCoords":[1020.0,1805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.8473946,44.2949989]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Black River Falls, Wisconsin | 1902 | sanborn09501_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T06:35:32Z","modified":"2026-09-22T06:35:32Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 -0.0,-0.0 1494.5,0.0 1503.0,793.0 1611.0,793.0 1618.2,1414.8 1371.2,1410.8 1372.3,1865.9 1000.0,1866.0 1000.7,1927.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124bm:g095011902:09501_1902-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.85406718716439,44.297714699036334]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.84974727010528,44.297720938075045]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.84973702458701,44.29403529066873]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.85405694164612,44.29402905163002]}}]}}]}