{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09427_002.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Morgantown, West-Virginia | 1899 | 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:gmd389m:g3894m:g3894mm:g3894mm_g094271899:09427_1899-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Morgantown, West-Virginia | 1899 | sanborn09427_002 p1 [2]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"17"},{"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":"4024.4"}],"created":"2026-09-23T07:23:49Z","modified":"2026-09-23T07:23:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094271899:09427_1899-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094271899:09427_1899-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613,0.0 0.0,0.0 0.0,1006.1 208.1,1005.3 438.4,877.8 561.9,809.5 695.6,1002.8 1613,997.8 1613,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894mm:g3894mm_g094271899:09427_1899-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[353.5,716.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.9568014,39.6302031]}},{"type":"Feature","properties":{"resourceCoords":[549.2,688.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-79.9522292,39.6325994]}}]}}]}