{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04447_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Columbia, Mississippi | 1925 | 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":"14"},{"label":"placed","value":"7"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef 4, georef-snap 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 31.24255,-89.83386 +/-186m); p1__2 (tier 1, 31.24216,-89.83341 +/-100m); p1__3 (tier 1, 31.24219,-89.83270 +/-145m); p1__4 (tier 1, 31.24378,-89.83247 +/-113m); p6__2 (tier 2, 31.25185,-89.83113 +/-551m); p6__3 (tier 1, 31.25374,-89.83937 +/-100m); p7__2 (tier 1, 31.25695,-89.83658 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Mississippi | 1925 | sanborn04447_002 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:03:34Z","modified":"2026-10-19T12:03:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1155.8,1724.2 1333.5,1724.8 1390.0,1711.8 1530.0,1712.6 1525.7,1419.4 1534.9,1167.8 1540.5,865.9 1543.0,181.0 1003.7,181.8 1004.0,225.8 1.0,239.1 1.0,254.1 74.0,252.2 51.2,1735.8 437.3,1786.6 846.6,1751.8 1169.8,1841.3 1126.0,1751.5 1104.8,1706.2 1155.8,1724.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1013.0,1178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.8358232,31.2513059]}},{"type":"Feature","properties":{"resourceCoords":[1543.0,181.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.834701,31.253202]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Mississippi | 1925 | sanborn04447_002 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:03:34Z","modified":"2026-10-19T12:03:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"944.7,1593.6 508.6,1589.2 101.8,1590.7 54.3,1581.5 24.4,1555.2 30.8,1300.2 33.0,994.5 27.5,300.9 461.0,286.9 924.0,263.0 923.6,243.5 1137.3,240.6 1555.3,195.3 1556.8,195.3 1550.6,885.1 1555.2,885.2 1549.0,1333.8 1547.1,1608.0 944.7,1593.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[924.0,1003.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.832739,31.2519118]}},{"type":"Feature","properties":{"resourceCoords":[924.0,263.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.832753,31.253287]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Mississippi | 1925 | sanborn04447_002 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:03:34Z","modified":"2026-10-19T12:03:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"864.7,193.4 932.7,193.4 1124.2,193.3 1152.0,193.3 1240.8,193.3 1593.0,365.7 1595.2,644.5 1595.6,702.1 1596.8,861.0 1597.0,872.0 1597.7,925.5 1452.4,1609.3 1438.6,1609.5 1332.3,1608.3 1017.7,1605.0 931.0,1604.0 44.4,1594.5 45.1,1322.7 49.4,877.8 44.7,877.7 48.0,193.8 864.7,193.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[931.0,879.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.829436,31.252146]}},{"type":"Feature","properties":{"resourceCoords":[931.0,1604.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.829429,31.2507871]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Mississippi | 1925 | sanborn04447_002 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:03:34Z","modified":"2026-10-19T12:03:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"75.3,351.1 84.1,351.2 74.6,1270.5 46.5,1270.3 45.3,1551.3 47.4,1912.0 163.2,1912.0 263.7,1912.0 687.4,1872.0 1522.6,1886.6 1533.3,1369.0 1531.5,1280.7 1538.7,1003.0 1549.2,389.7 1498.5,371.4 1549.5,76.0 1527.9,100.8 1235.1,50.1 1086.8,105.6 603.7,21.3 125.0,62.0 125.0,1.0 109.7,1.0 75.3,351.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[700.0,1279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.83138347936506,31.2545118492602]}},{"type":"Feature","properties":{"resourceCoords":[1181.0,1279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.83035075848062,31.25453164414763]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Mississippi | 1925 | sanborn04447_002 p6 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.84"},{"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":"2026-10-19T12:03:34Z","modified":"2026-10-19T12:03:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"130.9,1776.3 223.5,1912.0 228.0,1912.0 235.7,1912.0 236.8,1890.2 1458.1,1866.9 1513.1,1892.7 1586.5,1870.8 1608.8,1716.9 1571.5,209.5 1534.9,161.8 1439.5,161.6 1406.4,227.5 1424.6,308.2 1379.5,394.5 1379.5,398.0 1377.7,398.0 1376.7,399.8 771.6,398.6 681.4,304.8 680.5,303.9 665.5,277.4 618.0,163.6 618.2,71.9 445.9,45.9 354.1,100.7 101.1,100.2 56.5,153.5 34.0,301.4 59.5,310.1 60.5,616.2 59.8,754.9 61.5,798.9 61.5,1057.3 96.1,1057.2 207.9,1056.9 253.2,1056.8 432.8,1144.2 434.3,1286.3 434.6,1315.6 435.4,1402.2 435.9,1429.5 362.7,1778.0 355.7,1778.2 141.2,1776.4 130.9,1776.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[613.0,1055.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.827215,31.253443]}},{"type":"Feature","properties":{"resourceCoords":[97.0,1776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.829429,31.2507871]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Mississippi | 1925 | sanborn04447_002 p7 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.79"},{"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":"2026-10-19T12:03:34Z","modified":"2026-10-19T12:03:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1578.4,865.1 1576.0,247.5 1535.2,93.8 1394.0,43.8 1306.4,56.8 1168.7,21.4 720.7,24.0 632.7,55.2 599.0,495.2 596.0,496.6 337.1,496.6 140.1,497.6 70.2,536.4 68.9,605.6 27.6,670.4 51.0,980.4 30.3,1508.1 78.8,1840.4 190.9,1878.9 308.9,1875.6 304.2,1868.0 820.0,1860.4 819.9,1838.0 1093.8,1837.2 1311.3,1832.3 1543.7,1822.6 1541.9,1634.1 1542.0,1494.8 1555.8,1494.8 1558.8,1039.2 1554.5,1039.2 1570.9,865.1 1578.4,865.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1537.0,1491.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.83280867914685,31.25451461727442]}},{"type":"Feature","properties":{"resourceCoords":[933.0,591.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.83549803625833,31.257806604036126]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Columbia, Mississippi | 1925 | sanborn04447_002 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.59"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:03:34Z","modified":"2026-10-19T12:03:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"23.5,266.3 29.6,268.0 82.9,636.1 68.5,948.2 38.6,983.9 61.3,1732.8 97.2,1755.4 102.6,1835.4 211.1,1856.1 217.6,1889.0 406.3,1896.9 809.6,1895.3 1105.2,1840.3 1540.2,1883.0 1573.3,1862.0 1583.3,1426.2 1574.2,561.4 1537.9,556.9 1533.6,429.7 1546.5,257.3 1446.8,104.4 1413.2,103.4 965.9,90.3 664.6,78.8 446.4,73.5 242.9,71.3 219.2,66.4 204.4,53.0 206.2,201.6 135.3,201.0 106.7,207.4 16.6,206.9 1.0,201.3 1.0,214.4 1.5,220.7 23.5,266.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044471925:04447_1925-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1406.0,91.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.82946156912323,31.250832516460324]}},{"type":"Feature","properties":{"resourceCoords":[192.0,647.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-89.8346789436483,31.248664413808356]}}]}}]}