{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09735_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"West Salem, Wisconsin | 1904 | 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":"p2__1 (tier 1, 43.89296,-91.08313 +/-100m); p2__2 (tier 1, 43.89904,-91.09054 +/-100m); p2__3 (tier 1, 43.89257,-91.08003 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"West Salem, Wisconsin | 1904 | sanborn09735_003 p1","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.60"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T00:33:21Z","modified":"2026-10-18T00:33:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"295.6,72.4 295.6,63.0 822.5,71.1 822.5,56.4 1355.0,88.3 1596.9,111.8 1574.4,693.6 1509.9,721.8 1508.8,914.6 1579.0,1143.5 1575.0,1829.1 396.4,1872.4 132.5,1813.8 27.6,1427.5 98.0,81.3 295.6,72.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[823.0,446.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.0812996,43.8969781]}},{"type":"Feature","properties":{"resourceCoords":[823.0,1835.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.0812789,43.8943544]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0002__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"West Salem, Wisconsin | 1904 | sanborn09735_003 p2 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.75"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"968.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"6684.0"}],"created":"2026-10-18T00:33:21Z","modified":"2026-10-18T00:33:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0002__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.6,1870.8 275.1,1861.1 275.1,1851.5 812.7,1858.0 812.6,1843.0 1356.0,1873.8 1594.0,1896.1 1594.0,1892.0 1603.0,1891.5 1605.2,1827.6 1572.6,276.5 1312.2,290.9 1312.3,314.0 894.9,314.0 814.8,318.4 757.6,669.9 757.6,679.2 757.6,679.5 756.0,679.5 755.6,682.3 48.7,738.9 24.6,1678.2 75.2,1838.5 73.6,1870.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124wm:g097351904:09735_1904-0002__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[812.0,1694.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.0813092,43.8979898]}},{"type":"Feature","properties":{"resourceCoords":[812.0,286.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-91.081318,43.9005985]}}]}}]}