{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09689_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Saint Croix Falls, Wisconsin | 1892 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"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__3 (tier 4, 45.41147,-92.64372 +/-126m); p1__4 (tier 4, 45.41147,-92.64372 +/-126m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Croix Falls, Wisconsin | 1892 | sanborn09689_002 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.68"},{"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":"1880.0"},{"label":"split_canvas_h","value":"2656.4"}],"created":"2026-10-17T20:15:19Z","modified":"2026-10-17T20:15:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"426.9,589.3 443.8,39.7 179.8,34.8 149.2,63.8 130.1,49.4 73.3,85.6 15.8,36.1 20.3,578.4 1.0,580.0 1.0,596.7 183.0,596.1 183.1,601.5 432.2,609.4 426.9,589.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.64396825745187,45.41320426699594]}},{"type":"Feature","properties":{"resourceCoords":[470.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.64270189972899,45.413196899298164]}},{"type":"Feature","properties":{"resourceCoords":[470.0,664.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.64271673249368,45.4119414287127]}},{"type":"Feature","properties":{"resourceCoords":[0.0,664.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.64398309021657,45.41194879641048]}},{"type":"Feature","properties":{"resourceCoords":[183.0,596.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.6434885,45.4120745]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Saint Croix Falls, Wisconsin | 1892 | sanborn09689_002 p1 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.79"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1842.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4610.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-17T20:15:19Z","modified":"2026-10-17T20:15:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1079.7,38.9 543.8,80.8 509.8,1415.0 559.8,1479.1 668.5,1483.5 724.4,1483.5 724.5,1483.5 724.5,1485.8 731.0,1486.0 759.9,1828.4 817.0,1878.3 1530.2,1877.4 1578.2,329.2 1511.7,71.2 1262.7,61.6 1262.5,56.2 1079.6,55.5 1079.7,38.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124sm:g096891892:09689_1892-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[753.4,1006.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.6448637,45.4102797]}},{"type":"Feature","properties":{"resourceCoords":[753.4,57.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.6448605,45.4120741]}}]}}]}