{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09552_001.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Fond Du Lac, Wisconsin | 1884 | 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:g4124fm:g095521884:09552_1884-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Fond Du Lac, Wisconsin | 1884 | sanborn09552_001 p1","metadata":[{"label":"streets","value":"63"},{"label":"intersections","value":"174"}],"created":"2026-09-22T20:21:17Z","modified":"2026-09-22T20:21:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124fm:g095521884:09552_1884-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124fm:g095521884:09552_1884-0001","type":"ImageService3","width":1593,"height":1887},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1887.0 -0.0,0.0 1593.0,0.0 1593.0,1887.0 -0.0,1887.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124fm:g095521884:09552_1884-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[598.0,1199.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.4459207,43.7809189]}},{"type":"Feature","properties":{"resourceCoords":[322.8,1694.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.457535,43.765443]}}]}}]}