{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09397_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Clarksburg, West-Virginia | 1884 | 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"},{"label":"pages","value":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__3 (tier 4, 39.28091,-80.34379 +/-388m); p1__4 (tier 4, 39.28091,-80.34379 +/-388m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksburg, West-Virginia | 1884 | sanborn09397_001 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.28"},{"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":"3159.6"},{"label":"split_canvas_h","value":"1789.6"}],"created":"2026-10-17T20:33:30Z","modified":"2026-10-17T20:33:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"658.0,264.1 718.5,51.0 435.0,100.8 290.1,54.2 145.2,153.7 103.0,96.8 57.3,341.3 92.9,416.6 142.8,403.1 521.3,285.8 597.0,280.5 658.0,264.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.34878616929134,39.282554448702726]}},{"type":"Feature","properties":{"resourceCoords":[789.9,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.34699297194001,39.28189718852168]}},{"type":"Feature","properties":{"resourceCoords":[789.9,447.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.34747336481438,39.28111171831333]}},{"type":"Feature","properties":{"resourceCoords":[0.0,447.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-80.34926656216571,39.28176897849438]}},{"type":"Feature","properties":{"resourceCoords":[449.9,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3478108,39.2821066]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksburg, West-Virginia | 1884 | sanborn09397_001 p1 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.36"},{"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":"2026-10-17T20:33:30Z","modified":"2026-10-17T20:33:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"559.0,1793.8 703.2,1835.7 1122.8,1805.4 1178.4,1635.2 1561.5,1558.2 1610.8,1368.0 1594.8,485.5 1532.5,148.7 1290.5,50.3 972.5,34.0 855.5,78.1 790.9,265.8 789.9,265.9 789.9,267.1 740.1,270.6 496.2,293.6 496.1,293.6 383.7,335.8 362.8,407.9 109.9,436.6 129.6,568.5 51.0,804.3 85.3,1513.7 456.9,1608.6 475.1,1611.9 475.4,1613.3 480.8,1614.7 559.0,1793.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894cm:g3894cm_g093971884:09397_1884-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1473.0,644.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.337615,39.2801747]}},{"type":"Feature","properties":{"resourceCoords":[135.0,1297.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3413127,39.279745]}}]}}]}