{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04920_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Willow Springs, Missouri | 1893 | 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":"5"},{"label":"placed","value":"2"},{"label":"unplaced","value":"3"},{"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__1 (tier 1, 36.99449,-91.96812 +/-229m); p1__2 (tier 4, 36.99382,-91.96952 +/-125m); p1__3 (tier 4, 36.99382,-91.96952 +/-125m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Willow Springs, Missouri | 1893 | sanborn04920_001 p1 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.56"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1726.0"},{"label":"split_canvas_y","value":"5963.2"},{"label":"split_canvas_w","value":"1086.4"},{"label":"split_canvas_h","value":"1688.8"}],"created":"2026-10-18T08:24:56Z","modified":"2026-10-18T08:24:56Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0001__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"682.8,1521.1 454.0,1537.4 441.9,1849.9 702.1,1850.5 702.1,1830.7 701.9,1801.7 701.4,1731.6 682.8,1521.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[431.5,1490.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.96948689266452,36.99540754449893]}},{"type":"Feature","properties":{"resourceCoords":[703.1,1490.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.96901513901835,36.995076452508684]}},{"type":"Feature","properties":{"resourceCoords":[703.1,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.96965804894863,36.9944888864062]}},{"type":"Feature","properties":{"resourceCoords":[431.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-91.9701298025948,36.99481997839645]}},{"type":"Feature","properties":{"resourceCoords":[668.1,1850.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.969623,36.994619]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Willow Springs, Missouri | 1893 | sanborn04920_001 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T08:24:56Z","modified":"2026-10-18T08:24:56Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.4,50.2 87.2,1812.6 482.0,1877.0 1564.7,1819.1 1545.4,267.2 1548.8,266.9 1551.3,1.0 1498.9,1.0 1460.9,69.3 1294.3,78.2 966.3,23.8 98.4,50.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164wm:g4164wm_g049201893:04920_1893-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[983.0,757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.9695489,36.9931846]}},{"type":"Feature","properties":{"resourceCoords":[983.0,1293.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.968614,36.992537]}}]}}]}