{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01421_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Doerun, Georgia | 1924 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"8"},{"label":"placed","value":"6"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 4, georef-snap 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 31.18479,-83.79588 +/-159m); p5__2 (tier 1, 31.32332,-83.91356 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Doerun, Georgia | 1924 | sanborn01421_001 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"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":"2026-10-18T17:29:46Z","modified":"2026-10-18T17:29:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1572.6,1806.2 1537.0,1397.3 848.0,1393.4 811.7,1383.7 804.1,1366.2 817.0,1354.4 762.3,1352.0 755.9,1351.9 752.0,1351.9 752.0,1351.5 732.6,1350.6 705.0,956.0 741.9,529.5 664.7,89.3 587.9,92.6 542.8,153.1 131.9,141.1 79.5,202.0 61.4,466.6 1.0,470.7 1.0,502.8 58.0,503.6 26.3,1078.3 46.5,1078.8 80.1,1912.0 89.8,1912.0 90.2,1848.3 630.7,1848.0 1031.8,1844.7 1168.2,1846.1 1430.2,1842.3 1612.0,1842.3 1612.0,1807.9 1572.6,1806.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1167.0,1838.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.91482721368963,31.32173005792992]}},{"type":"Feature","properties":{"resourceCoords":[89.0,1258.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.91936755762406,31.32403282226514]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Doerun, Georgia | 1924 | sanborn01421_001 p2","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T17:29:46Z","modified":"2026-10-18T17:29:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"859.4,1824.1 1397.0,1824.9 1403.5,1558.9 1403.6,1372.4 1391.0,1245.2 1403.0,733.0 1407.2,66.8 323.4,66.2 322.4,193.9 303.0,195.9 295.4,1.0 255.7,1.0 218.1,637.6 319.6,625.1 315.9,1276.2 321.1,1534.8 317.2,1829.9 859.4,1824.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[319.0,732.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9195379,31.3206373]}},{"type":"Feature","properties":{"resourceCoords":[1403.0,733.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9172082,31.3205537]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Doerun, Georgia | 1924 | sanborn01421_001 p3","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T17:29:46Z","modified":"2026-10-18T17:29:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"246.8,1708.9 267.5,1708.6 266.5,117.1 785.2,103.5 1320.8,96.0 1323.0,1139.0 1336.8,1702.0 1405.6,1702.3 1333.2,1912.0 1297.8,1912.0 1273.3,1873.1 886.2,1895.0 407.9,1834.5 246.8,1708.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[793.0,1139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9185826,31.316684]}},{"type":"Feature","properties":{"resourceCoords":[1323.0,1139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9174403,31.3166287]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Doerun, Georgia | 1924 | sanborn01421_001 p4 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"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":"3042.8"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T17:29:46Z","modified":"2026-10-18T17:29:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"54.8,1758.1 364.8,1772.9 364.8,1771.0 674.8,1733.0 694.0,1412.0 713.9,1412.0 685.2,668.4 664.9,668.0 697.9,87.8 639.4,86.9 639.4,54.6 421.1,69.2 114.4,162.9 54.0,405.8 31.3,669.3 86.5,1577.0 54.8,1758.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[40.0,392.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.92222639839314,31.3258026791901]}},{"type":"Feature","properties":{"resourceCoords":[722.7,1776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.91954929064602,31.320654267144533]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Doerun, Georgia | 1924 | sanborn01421_001 p4 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.79"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3042.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3409.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T17:29:46Z","modified":"2026-10-18T17:29:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"844.7,262.4 807.5,471.9 786.5,490.8 864.6,1789.2 951.7,1793.1 1129.3,1699.3 1259.5,1694.4 1348.3,1745.4 1372.8,1817.0 1554.4,1831.8 1563.8,1679.4 1485.3,1615.7 1495.5,1615.7 1509.8,827.8 1499.2,827.9 1501.5,682.2 1499.4,554.7 1502.3,233.4 1148.3,275.9 1148.3,277.8 844.7,262.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1148.4,825.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9211677,31.3186818]}},{"type":"Feature","properties":{"resourceCoords":[1148.4,286.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9210787,31.3206877]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Doerun, Georgia | 1924 | sanborn01421_001 p5 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"27"},{"label":"confidence","value":"0.95"},{"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":"2026-10-18T17:29:46Z","modified":"2026-10-18T17:29:46Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"89.4,945.2 84.2,1461.8 87.7,1740.8 121.8,1741.3 84.6,1844.8 67.5,1845.0 74.8,1856.9 315.8,1893.3 881.5,1893.5 1098.6,1880.2 1205.7,1842.8 1547.1,1853.0 1578.6,1826.2 1534.0,1313.2 1396.1,1312.0 1409.1,1278.8 1344.3,1289.0 1322.2,1272.2 1028.0,1274.0 1027.4,1272.2 1026.7,1272.2 1026.7,1270.3 994.9,1181.2 994.1,920.1 1029.7,840.4 1029.7,839.5 1030.1,839.5 1030.4,838.7 1512.8,839.0 1487.2,832.9 1511.2,802.8 1547.6,804.8 1573.1,564.3 1482.4,318.1 1476.5,187.8 1512.0,168.1 1512.2,91.9 1448.7,51.2 1062.6,35.4 1062.7,69.5 882.8,70.0 623.4,74.3 488.4,73.2 91.4,77.4 90.5,406.2 85.4,659.1 91.9,721.9 92.2,813.9 89.4,945.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd392m:g3924m:g3924dm:g3924dm_g014211924:01421_1924-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[351.0,406.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.916074,31.3205115]}},{"type":"Feature","properties":{"resourceCoords":[347.0,1467.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.9162972,31.3165659]}}]}}]}