{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn00951_002.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Aspen, Colorado | 1890 | 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://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009511890:00951_1890-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Aspen, Colorado | 1890 | sanborn00951_002 p1 [1]","metadata":[{"label":"streets","value":"30"},{"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":"6306.6"}],"created":"2026-09-22T12:56:14Z","modified":"2026-09-22T12:56:14Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009511890:00951_1890-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009511890:00951_1890-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3556.4,6306.6 3556.4,5302.3 6878.4,5253.2 6878.4,0.0 0.0,0.0 0.0,4682.6 3536.2,4682.6 3556.4,6306.6 3556.4,6306.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd431m:g4314m:g4314am:g009511890:00951_1890-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5772.6,4137.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-106.8167825,39.1867898]}},{"type":"Feature","properties":{"resourceCoords":[5988.0,4234.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-106.8157488,39.186154]}}]}}]}