{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09406_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Grafton, West-Virginia | 1892 | 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-snap 1, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 39.34183,-80.02042 +/-177m); p1__3 (tier 4, 39.34183,-80.02042 +/-177m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, West-Virginia | 1892 | sanborn09406_001 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.57"},{"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":"2026-10-17T23:33:56Z","modified":"2026-10-17T23:33:56Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1545.1,1733.0 1508.8,1665.0 1481.6,1041.6 1375.0,935.4 1230.2,927.7 1180.1,928.0 1179.0,925.0 1174.2,924.7 803.1,58.0 156.6,84.3 33.8,477.1 29.6,911.8 91.6,1312.2 58.1,1671.8 172.9,1817.9 515.5,1815.9 515.5,1793.0 747.3,1785.1 962.0,1773.7 962.0,1781.5 1398.3,1779.6 1398.5,1732.2 1545.1,1733.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[960.0,1231.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.02170302866878,39.34228416920443]}},{"type":"Feature","properties":{"resourceCoords":[510.0,1231.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.02199996802796,39.341486020526915]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, West-Virginia | 1892 | sanborn09406_001 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-17T23:33:56Z","modified":"2026-10-17T23:33:56Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1421.0,1.0 1271.6,1.0 1271.7,48.1 828.6,52.4 828.6,44.4 610.6,57.1 375.2,66.4 375.4,89.6 27.6,93.4 69.6,146.4 25.9,445.4 64.2,1842.0 1565.0,1842.6 1561.9,1541.8 1479.5,1287.5 1552.7,956.7 1483.2,350.6 1552.8,245.0 1421.0,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd389m:g3894m:g3894gm:g3894gm_g094061892:09406_1892-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[380.0,1407.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0176812,39.3405313]}},{"type":"Feature","properties":{"resourceCoords":[886.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.0163836,39.3411953]}}]}}]}