{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03225_002.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Paducah, Kentucky | 1889 | 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:gmd395m:g3954m:g3954pm:g032251889:03225_1889-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Paducah, Kentucky | 1889 | sanborn03225_002 p1 [1]","metadata":[{"label":"streets","value":"28"},{"label":"intersections","value":"119"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6878.4"},{"label":"split_canvas_h","value":"8074.1"}],"created":"2026-09-22T14:18:37Z","modified":"2026-09-22T14:18:37Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954pm:g032251889:03225_1889-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954pm:g032251889:03225_1889-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613,1913 1613,0.0 1168.5,0.0 1075.4,0.0 568.9,0.0 178.3,725.7 0.0,941.1 -0.0,1913 1613,1913\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954pm:g032251889:03225_1889-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[573.5,1065.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.5965464,37.0793141]}},{"type":"Feature","properties":{"resourceCoords":[250.1,666.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6072596,37.0830059]}}]}}]}