{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09097_006.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Wytheville, Virginia | 1921 | key map | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"label":"run","value":"corpus-v2"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090971921:09097_1921-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Wytheville, Virginia | 1921 | sanborn09097_006 p1 [1]","metadata":[{"label":"streets","value":"38"},{"label":"intersections","value":"204"},{"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":"6270.4"}],"created":"2026-10-17T05:34:00Z","modified":"2026-10-17T05:34:00Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090971921:09097_1921-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090971921:09097_1921-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1412.5,0.0 0.0,0.0 0.0,1567.6 734.0,1567.6 734.0,1285.2 734.0,1217.6 795.6,1218.1 1613,1224.3 1613,164.6 1613,0.0 1412.5,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090971921:09097_1921-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[671.3,415.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.080779,36.947464]}},{"type":"Feature","properties":{"resourceCoords":[671.3,253.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.078062,36.949533]}}]}}]}