{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09092_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Williamsburg, Virginia | 1904 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"11"},{"label":"placed","value":"3"},{"label":"unplaced","value":"8"},{"label":"fit sources","value":"georef 2, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 10 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 37.27059,-76.70417 +/-473m); p1__2 (tier 4, 37.27059,-76.70417 +/-473m); p1__3 (tier 4, 37.27059,-76.70417 +/-473m); p2__1 (tier 1, 37.26965,-76.70527 +/-222m); p2__2 (tier 1, 37.27264,-76.70756 +/-216m); p3__1 (tier 4, 37.27059,-76.70417 +/-473m); p3__3 (tier 4, 37.27059,-76.70417 +/-473m); p3__4 (tier 4, 37.27059,-76.70417 +/-473m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Williamsburg, Virginia | 1904 | sanborn09092_001 p3 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.32"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1650.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4802.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T03:22:18Z","modified":"2026-10-19T03:22:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"597.3,1524.9 463.5,1613.6 471.2,1780.5 1224.3,1767.3 1532.0,1852.0 1577.4,1622.2 1574.2,261.2 1486.7,98.4 1308.4,33.3 887.6,59.8 764.8,235.9 663.1,246.2 691.7,435.6 570.0,582.8 552.9,828.2 633.5,1164.4 579.1,1256.3 597.3,1524.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1538.0,216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.70750123083961,37.2722434960568]}},{"type":"Feature","properties":{"resourceCoords":[1538.0,840.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.70744251779776,37.271080668254655]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003__5/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Williamsburg, Virginia | 1904 | sanborn09092_001 p3 [5]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5396.0"},{"label":"split_canvas_w","value":"1666.0"},{"label":"split_canvas_h","value":"2256.0"}],"created":"2026-10-19T03:22:18Z","modified":"2026-10-19T03:22:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003__5/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"401.6,1897.5 386.6,1384.3 13.2,1365.8 12.5,1899.4 401.6,1897.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0003__5/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1349.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.69983827153366,37.27284031248886]}},{"type":"Feature","properties":{"resourceCoords":[416.5,1349.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.69885813795857,37.27289412174622]}},{"type":"Feature","properties":{"resourceCoords":[416.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.6987666814542,37.271839215740314]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-76.6997468150293,37.271785406482955]}},{"type":"Feature","properties":{"resourceCoords":[316.6,1693.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.6990374,37.2722378]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Williamsburg, Virginia | 1904 | sanborn09092_001 p4","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.43"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T03:22:18Z","modified":"2026-10-19T03:22:18Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"311.8,1686.2 270.8,1786.5 117.5,1786.9 175.5,1307.9 72.5,1164.6 38.5,944.1 96.7,136.7 377.3,61.8 844.1,68.1 1559.2,231.5 1576.2,341.7 1493.8,389.1 1363.4,1018.1 1368.5,1230.0 1492.0,1242.8 1542.2,1588.0 1476.1,1760.2 1189.8,1798.5 1127.2,1730.0 710.7,1740.5 707.4,1652.8 518.0,1644.3 311.8,1686.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884wm:g3884wm_g090921904:09092_1904-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[337.0,999.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.7056284,37.2684836]}},{"type":"Feature","properties":{"resourceCoords":[337.0,344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-76.7056966,37.2696944]}}]}}]}