{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn09057_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Pocahontas, Virginia | 1913 | 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"},{"label":"pages","value":"11"},{"label":"placed","value":"4"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 37.30756,-81.33854 +/-200m); p1__2 (tier 1, 37.30655,-81.33659 +/-188m); p3__1 (tier 4, 37.30356,-81.33923 +/-207m); p4__2 (tier 1, 37.30643,-81.33701 +/-128m); p5__1 (tier 4, 37.30356,-81.33923 +/-207m); p5__2 (tier 4, 37.30356,-81.33923 +/-207m); p5__3 (tier 4, 37.30356,-81.33923 +/-207m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pocahontas, Virginia | 1913 | sanborn09057_005 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-23T23:47:28Z","modified":"2026-09-23T23:47:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1808.5 -0.0,-0.0 1613.0,0.0 1613.0,1913.0 114.3,1913.0 114.0,1808.0 -0.0,1808.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[114.0,944.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.340111,37.304519]}},{"type":"Feature","properties":{"resourceCoords":[114.0,1808.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.339137,37.303111]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pocahontas, Virginia | 1913 | sanborn09057_005 p3 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"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":"2026-09-23T23:47:28Z","modified":"2026-09-23T23:47:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1334.3,0.0 0.0,0.0 0.0,1393.6 345.5,1393.8 530.6,1560.7 531.6,1913.0 648.0,1913.0 1613.0,1913.0 1613.0,0.0 1415.6,0.0 1334.3,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1496.0,962.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.340111,37.304519]}},{"type":"Feature","properties":{"resourceCoords":[1496.0,1822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.339137,37.303111]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pocahontas, Virginia | 1913 | sanborn09057_005 p4 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"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":"3790.4"}],"created":"2026-09-23T23:47:28Z","modified":"2026-09-23T23:47:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,0.0 0.0,0.0 0.0,947.6 740.8,941.2 1613.0,933.5 1613.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004__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":[-81.33946993652197,37.303141294900364]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.3361819243445,37.30461826168219]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,947.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.33509311391212,37.3030776264987]}},{"type":"Feature","properties":{"resourceCoords":[0.0,947.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.33838112608959,37.301600659716875]}},{"type":"Feature","properties":{"resourceCoords":[116.0,84.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.339137,37.303111]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pocahontas, Virginia | 1913 | sanborn09057_005 p4 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"2963.2"},{"label":"split_canvas_y","value":"3734.0"},{"label":"split_canvas_w","value":"3488.8"},{"label":"split_canvas_h","value":"3918.0"}],"created":"2026-09-23T23:47:28Z","modified":"2026-09-23T23:47:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1545.0,1022.5 1431.4,1021.9 1432.2,935.1 740.8,941.2 748.0,1913.0 1089.0,1913.0 1304.0,1913.0 1613.0,1913.0 1613.0,1127.8 1544.4,1127.2 1545.0,1022.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884pm:g3884pm_g090571913:09057_1913-0004__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[740.8,933.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.34088016796568,37.30251852779706]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,933.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.33910060526827,37.30331790287489]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.33797504174112,37.30172526312825]}},{"type":"Feature","properties":{"resourceCoords":[740.8,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.33975460443853,37.30092588805042]}},{"type":"Feature","properties":{"resourceCoords":[1545.0,1022.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.339137,37.303111]}}]}}]}