{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01004_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Glenwood Springs, Colorado | 1888 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"1"},{"label":"placed","value":"1"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314gm:g010041888:01004_1888-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Glenwood Springs, Colorado | 1888 | sanborn01004_002 p1","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T02:33:57Z","modified":"2026-10-18T02:33:57Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314gm:g010041888:01004_1888-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314gm:g010041888:01004_1888-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"265.4,1877.3 126.2,1823.1 121.6,859.2 56.9,614.5 122.6,366.3 63.6,63.5 962.3,60.7 1261.5,132.3 1491.7,68.0 1565.7,124.0 1577.2,544.0 1506.2,864.9 1482.0,1836.8 265.4,1877.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd431m:g4314m:g4314gm:g010041888:01004_1888-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[782.0,293.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-107.3226553,39.5466576]}},{"type":"Feature","properties":{"resourceCoords":[168.0,1605.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-107.3257814,39.547867]}}]}}]}