{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09063_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Richlands, Virginia | 1936 | 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":"6"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 3, georef-snap 2, snap:0 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"5 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 37.09517,-81.79783 +/-741m); p4__1 (tier 1, 37.09219,-81.80868 +/-100m); p5__1 (tier 1, 37.09399,-81.79887 +/-100m); p5__2 (tier 1, 37.09292,-81.80866 +/-240m); p6__2 (tier 1, 37.09113,-81.79250 +/-165m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Richlands, Virginia | 1936 | sanborn09063_001 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T15:30:13Z","modified":"2026-10-19T15:30:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"263.3,31.5 121.2,79.0 107.5,751.5 1.0,782.7 1.0,861.1 27.8,850.6 92.4,1001.9 27.1,1363.2 40.1,1869.8 730.4,1867.8 889.6,1783.6 1060.4,1783.9 1177.2,1847.9 1537.5,1872.9 1598.7,1635.4 1610.7,1630.3 1574.8,863.4 1576.2,863.5 1583.5,383.7 1579.2,383.6 1554.0,36.6 1530.2,64.2 1489.4,67.2 1336.4,63.6 1295.8,91.5 1295.8,92.7 522.0,92.3 517.6,98.5 263.3,31.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[729.0,382.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.7990537020226,37.09453727660163]}},{"type":"Feature","properties":{"resourceCoords":[1292.0,842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.79829110255554,37.09337532421009]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Richlands, Virginia | 1936 | sanborn09063_001 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T15:30:13Z","modified":"2026-10-19T15:30:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1498.5,1463.8 1482.0,1775.7 1063.2,1789.8 930.4,1871.7 920.4,1811.9 822.8,1790.3 257.0,1780.2 93.5,1851.5 52.5,1097.8 57.6,626.2 53.3,626.1 26.2,271.3 26.9,225.0 515.0,24.2 515.0,14.4 1196.1,25.5 1239.0,29.4 1327.9,81.0 1487.1,248.3 1541.5,297.1 1483.3,370.1 1351.8,512.1 1529.4,1381.8 1595.0,1421.7 1498.5,1463.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[512.0,631.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.796324,37.093588]}},{"type":"Feature","properties":{"resourceCoords":[999.0,631.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.795297,37.093231]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Richlands, Virginia | 1936 | sanborn09063_001 p4 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.72"},{"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":"2026-10-19T15:30:13Z","modified":"2026-10-19T15:30:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"30.2,350.4 45.0,1271.5 77.6,1319.7 672.5,1526.0 672.5,1526.5 675.5,1527.5 672.8,1536.8 675.5,1661.3 626.3,1839.6 933.6,1820.3 1123.2,1850.2 1375.1,1821.4 1338.5,1732.2 1380.8,1602.6 1366.4,1537.8 1421.6,1405.3 1549.8,1379.9 1545.0,1208.4 1589.4,1083.5 1582.0,918.9 1551.2,855.7 1592.2,729.4 1587.0,518.3 1559.6,456.4 1582.6,315.4 1519.6,70.0 1437.2,38.2 516.5,21.5 95.5,79.7 30.2,350.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[921.0,1188.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.804973,37.095727]}},{"type":"Feature","properties":{"resourceCoords":[921.0,505.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.806105,37.098062]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Richlands, Virginia | 1936 | sanborn09063_001 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.75"},{"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":"2026-10-19T15:30:13Z","modified":"2026-10-19T15:30:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"662.9,1765.6 908.2,1662.5 908.1,1657.5 1251.6,1660.5 1273.2,1662.3 1318.2,1688.0 1363.6,1734.9 1445.8,1570.5 1398.7,1594.1 1281.9,1386.4 1204.0,1311.5 1187.4,1237.8 1010.4,1040.7 976.0,735.5 984.8,354.2 952.8,254.9 980.2,234.6 976.0,106.6 846.1,42.7 698.6,75.9 499.6,75.2 444.8,95.6 460.1,141.5 309.9,196.2 150.3,165.8 107.4,87.5 118.3,139.4 55.9,199.7 30.0,296.4 64.4,601.6 48.4,848.1 108.7,1056.6 79.9,1438.6 101.1,1632.0 82.7,1782.2 23.0,1803.2 149.5,1834.5 151.7,1831.4 535.2,1825.7 535.2,1825.2 535.5,1810.8 630.9,1811.6 651.1,1809.8 662.7,1796.0 662.9,1765.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[541.0,976.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.79601698499626,37.09743242728048]}},{"type":"Feature","properties":{"resourceCoords":[661.0,1662.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.79678953531987,37.09497394071144]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Richlands, Virginia | 1936 | sanborn09063_001 p7 [1]","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.73"},{"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":"2026-10-19T15:30:13Z","modified":"2026-10-19T15:30:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"440.4,1912.0 461.1,1882.5 828.4,1890.5 1240.3,1841.6 1254.2,1853.8 1246.0,1865.8 1305.7,1871.4 1542.9,1838.0 1529.7,1746.8 1590.0,1311.7 1536.1,987.3 1552.3,789.5 1317.0,789.4 1306.1,771.1 1243.3,763.3 1256.2,745.1 1094.3,735.9 1060.7,635.0 1040.1,424.9 1042.3,85.4 494.7,23.3 84.3,89.6 96.3,525.5 49.6,824.7 37.0,1211.4 21.4,1236.0 35.3,1419.9 84.9,1433.2 121.2,1440.0 115.3,1486.9 95.8,1582.9 401.6,1912.0 425.3,1912.0 440.4,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[561.0,1118.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.791499,37.092762]}},{"type":"Feature","properties":{"resourceCoords":[561.0,1470.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-81.792808,37.092028]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Richlands, Virginia | 1936 | sanborn09063_001 p7 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.59"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4385.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2066.8"},{"label":"split_canvas_h","value":"2944.0"}],"created":"2026-10-19T15:30:13Z","modified":"2026-10-19T15:30:13Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1566.7,25.2 1115.7,33.9 1118.2,719.9 1580.9,710.1 1587.9,697.9 1590.6,51.0 1566.7,25.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd388m:g3884m:g3884rm:g3884rm_g090631936:09063_1936-0007__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1096.3,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.79886016945541,37.09968662744961]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.79902053143147,37.09783409953491]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,736.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.80230387205081,37.09801746804786]}},{"type":"Feature","properties":{"resourceCoords":[1096.3,736.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-81.80214351007476,37.09986999596255]}}]}}]}