{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09542_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Elkhorn, Wisconsin | 1898 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"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 2 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 42.66497,-88.55048 +/-261m); p2__2 (tier 1, 42.67038,-88.54452 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elkhorn, Wisconsin | 1898 | sanborn09542_002 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6372.0"},{"label":"split_canvas_h","value":"7548.0"}],"created":"2026-09-20T23:46:25Z","modified":"2026-09-20T23:46:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0002","type":"ImageService3","width":1593,"height":1887},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1475.4,1340.8 1488.9,-0.0 -0.0,-0.0 -0.0,1887.0 728.0,1887.0 1009.0,1887.0 1256.0,1887.0 1252.7,1488.3 1474.2,1486.2 1474.5,1387.0 1593.0,1387.0 1593.0,1340.6 1475.4,1340.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[652.0,386.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.5423168,42.6735128]}},{"type":"Feature","properties":{"resourceCoords":[1485.0,386.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.5422695,42.6719064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Elkhorn, Wisconsin | 1898 | sanborn09542_002 p3","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"}],"created":"2026-09-20T23:46:25Z","modified":"2026-09-20T23:46:25Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0003","type":"ImageService3","width":1593,"height":1887},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1593.0,1887.0 130.2,1887.0 126.8,1403.3 189.9,1402.7 246.2,1402.1 245.8,1355.3 127.2,1356.7 127.0,-0.0 1593.0,-0.0 1593.0,1887.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124em:g095421898:09542_1898-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[127.0,394.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.5422695,42.6719064]}},{"type":"Feature","properties":{"resourceCoords":[127.0,1380.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.5448348,42.6718849]}}]}}]}