{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09486_004.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ashland, Wisconsin | 1895 | key map | 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"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124am:g094861895:09486_1895-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ashland, Wisconsin | 1895 | sanborn09486_004 p0","metadata":[{"label":"streets","value":"40"},{"label":"intersections","value":"187"}],"created":"2026-09-22T19:43:15Z","modified":"2026-09-22T19:43:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124am:g094861895:09486_1895-0000/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124am:g094861895:09486_1895-0000","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 -0.0,1927.0 -0.0,-0.0 1628.0,-0.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124am:g094861895:09486_1895-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[437.4,309.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.847603,46.6070889]}},{"type":"Feature","properties":{"resourceCoords":[700.7,1221.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.8752174,46.586673]}}]}}]}