{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05858_006.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Cooperstown, New-York | 1949 | key map | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cooperstown, New-York | 1949 | sanborn05858_006 p1","metadata":[{"label":"streets","value":"26"},{"label":"intersections","value":"45"}],"created":"2026-10-19T02:59:28Z","modified":"2026-10-19T02:59:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 0.0,0.0 1613.0,0.0 1613.0,1913.0 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[617.2,587.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.923116,42.698766]}},{"type":"Feature","properties":{"resourceCoords":[545.7,444.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.923818,42.701683]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001a/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cooperstown, New-York | 1949 | sanborn05858_006 p1a","metadata":[{"label":"streets","value":"25"},{"label":"intersections","value":"46"}],"created":"2026-10-19T02:59:28Z","modified":"2026-10-19T02:59:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001a/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001a","type":"ImageService3","width":1612,"height":1912},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1912.0 0.0,0.0 1612.0,0.0 1612.0,1912.0 0.0,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001a/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[616.8,652.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.923592,42.697538]}},{"type":"Feature","properties":{"resourceCoords":[545.3,510.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.924283,42.700467]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001b/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cooperstown, New-York | 1949 | sanborn05858_006 p1b","metadata":[{"label":"streets","value":"26"},{"label":"intersections","value":"46"}],"created":"2026-10-19T02:59:28Z","modified":"2026-10-19T02:59:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001b/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001b","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 0.0,0.0 1613.0,0.0 1613.0,1913.0 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804cm:g3804cm_g058581949:05858_1949-0001b/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[617.5,588.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.923116,42.698766]}},{"type":"Feature","properties":{"resourceCoords":[546.2,445.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.923818,42.701683]}}]}}]}