{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00031_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Dadeville, Alabama | 1894 | 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":"2"},{"label":"placed","value":"1"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 32.83150,-85.76447 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974dm:g3974dm_g000311894:00031_1894-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Dadeville, Alabama | 1894 | sanborn00031_002 p1 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.73"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T02:05:50Z","modified":"2026-10-18T02:05:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974dm:g3974dm_g000311894:00031_1894-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974dm:g3974dm_g000311894:00031_1894-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"225.4,1866.8 1528.3,1846.4 1566.4,57.8 1537.0,100.2 1316.3,32.0 1258.0,95.4 1201.9,30.0 658.1,20.6 242.6,42.1 98.3,111.2 92.2,461.7 399.3,513.9 416.0,513.9 416.0,516.8 420.5,517.5 416.0,1185.8 409.9,1185.8 101.2,1184.8 71.5,1248.7 112.8,1342.4 69.2,1384.6 61.6,1821.0 225.4,1866.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd397m:g3974m:g3974dm:g3974dm_g000311894:00031_1894-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[396.0,200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.765422,32.832908]}},{"type":"Feature","properties":{"resourceCoords":[1557.0,992.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.762787,32.831453]}}]}}]}