{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09046_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mount Jackson, Virginia | 1930 | 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":"4"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef-snap 2, snap:0 1, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 38.74648,-78.64283 +/-342m); p1__2 (tier 4, 38.74648,-78.64283 +/-342m); p1__3 (tier 4, 38.74648,-78.64283 +/-342m); p1__4 (tier 4, 38.74648,-78.64283 +/-342m); p2__2 (tier 1, 38.74338,-78.64318 +/-100m); p4__1 (tier 1, 38.74912,-78.64224 +/-212m); p4__3 (tier 1, 38.75118,-78.63648 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Jackson, Virginia | 1930 | sanborn09046_005 p2 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.80"},{"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":"2026-10-19T06:31:28Z","modified":"2026-10-19T06:31:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"361.9,1799.8 694.3,1671.2 749.7,1640.8 946.8,1490.0 996.0,1456.4 1017.7,1489.4 1160.2,1650.5 1298.7,1518.2 1404.8,1443.2 1546.8,1383.3 1582.5,1042.0 1550.2,486.4 947.3,481.3 857.7,329.2 896.6,68.9 794.8,25.1 793.9,24.6 793.6,30.5 457.2,152.7 422.9,1.0 395.6,1.0 174.9,51.4 125.3,57.0 62.1,375.4 97.3,373.4 90.7,657.4 213.3,1912.0 341.3,1912.0 358.4,1827.7 361.9,1799.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[718.0,1044.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.64258581838365,38.74606036988215]}},{"type":"Feature","properties":{"resourceCoords":[929.0,1506.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.64285846542765,38.74514588257972]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Jackson, Virginia | 1930 | sanborn09046_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.62"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:31:28Z","modified":"2026-10-19T06:31:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1525.3,1870.6 1467.6,1801.3 1463.7,1727.3 1533.2,1684.1 1563.5,1622.2 1579.7,1561.0 1451.0,1553.6 1400.4,285.2 1423.5,1.0 1387.7,1.0 1383.6,17.0 843.5,21.1 439.3,145.9 190.0,93.7 66.5,143.1 62.6,220.8 30.1,1813.8 59.4,1882.7 194.1,1897.5 1525.3,1870.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[704.0,1037.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.64555526830358,38.74691593680586]}},{"type":"Feature","properties":{"resourceCoords":[704.0,226.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.64447857835653,38.74814521985108]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Jackson, Virginia | 1930 | sanborn09046_005 p4 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.51"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3332.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3120.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T06:31:28Z","modified":"2026-10-19T06:31:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"986.5,1763.8 1234.0,1695.5 1276.2,1853.2 1612.0,1714.3 1612.0,1708.4 1575.7,1694.6 1567.3,163.3 1394.0,49.3 1152.7,50.1 1082.7,128.2 977.6,129.9 937.0,289.0 992.9,424.7 921.0,523.5 905.1,815.8 979.3,1503.4 936.6,1771.8 986.5,1763.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[833.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.6397957829252,38.75078209665227]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.63840239189697,38.74986269267932]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.64127336468722,38.74717863994568]}},{"type":"Feature","properties":{"resourceCoords":[833.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-78.64266675571547,38.74809804391863]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mount Jackson, Virginia | 1930 | sanborn09046_005 p5","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.10"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:31:28Z","modified":"2026-10-19T06:31:28Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1486.4,542.3 1343.1,522.5 1129.9,524.8 1136.5,285.4 1144.0,242.0 1078.5,231.9 803.6,204.7 735.4,187.3 367.4,39.0 343.2,59.1 208.2,155.2 138.7,186.3 49.0,173.8 1.0,238.1 1.0,339.9 33.0,365.5 53.5,1861.0 1524.0,1846.2 1580.1,660.0 1612.0,632.4 1612.0,624.8 1612.0,588.5 1486.4,542.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884mm:g3884mm_g090461930:09046_1930-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1144.0,1456.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.6424155,38.7431364]}},{"type":"Feature","properties":{"resourceCoords":[1144.0,242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-78.642661,38.745143]}}]}}]}