{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03177_002.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Harlan, Kentucky | 1925 | key map | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031771925:03177_1925-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Harlan, Kentucky | 1925 | sanborn03177_002 p1 [2]","metadata":[{"label":"streets","value":"22"},{"label":"intersections","value":"33"},{"label":"split_canvas_x","value":"3247.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3630.8"},{"label":"split_canvas_h","value":"8074.1"}],"created":"2026-09-23T09:03:14Z","modified":"2026-09-23T09:03:14Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031771925:03177_1925-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031771925:03177_1925-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613,1913 1613,0.0 817.4,0.0 811.9,843.3 1036.2,1148.9 1143.6,1142.8 1188.7,1266.9 1148.5,1301.9 825.9,1583.1 828.0,1913 1613,1913\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd395m:g3954m:g3954hm:g031771925:03177_1925-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[931.8,724.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.327065,36.840265]}},{"type":"Feature","properties":{"resourceCoords":[1059.0,356.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.323423,36.850534]}}]}}]}