{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04442_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Clarksdale, Mississippi | 1914 | 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":"23"},{"label":"placed","value":"18"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef-snap 10, georef 7, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p10__2 (tier 1, 34.19937,-90.57034 +/-209m); p8__1 (tier 1, 34.19284,-90.56854 +/-180m); p9__1 (tier 1, 34.19688,-90.56884 +/-100m); p9__2 (tier 1, 34.19464,-90.56663 +/-220m); p9__3 (tier 1, 34.19708,-90.56745 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p10 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.58"},{"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":"5090.0"},{"label":"split_canvas_h","value":"2618.0"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"32.4,524.5 322.1,538.2 967.1,554.7 966.2,594.0 1188.9,606.8 1227.5,523.9 1231.6,331.1 1266.5,333.6 1219.2,211.1 1017.8,138.7 1012.8,80.1 925.6,127.0 405.6,56.4 72.5,173.0 32.4,524.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[973.4,552.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57081512261033,34.19885313791404]}},{"type":"Feature","properties":{"resourceCoords":[66.0,552.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57168847580878,34.20035543845884]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p10 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.70"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2612.0"},{"label":"split_canvas_w","value":"2214.0"},{"label":"split_canvas_h","value":"5040.0"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"531.1,1207.9 459.8,760.5 121.4,780.2 75.3,1106.4 76.7,1857.2 514.0,1767.4 531.1,1207.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0010__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[73.9,1024.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5669982360418,34.20425717702293]}},{"type":"Feature","properties":{"resourceCoords":[73.9,1907.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.566426237979,34.202717446279955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p11 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.94"},{"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":"4346.0"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"45.6,666.1 149.7,943.8 95.2,1046.1 141.9,1083.2 785.5,1082.0 832.4,949.3 832.4,944.4 832.2,930.3 832.2,929.9 839.3,929.8 841.1,924.6 1407.0,919.9 1467.4,629.6 1447.6,96.4 1234.7,23.4 135.9,48.0 34.8,287.9 45.6,666.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[862.0,38.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5678407,34.2017646]}},{"type":"Feature","properties":{"resourceCoords":[125.0,915.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5685359,34.1997052]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p11 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3328.8"},{"label":"split_canvas_y","value":"3692.0"},{"label":"split_canvas_w","value":"3123.2"},{"label":"split_canvas_h","value":"3960.0"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1530.2,953.2 872.9,973.0 884.6,1889.9 1575.2,1876.2 1580.7,1885.2 1591.5,1632.7 1577.1,1632.8 1580.8,1048.8 1531.7,1049.0 1530.2,953.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1348.1,1634.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.581733,34.2012242]}},{"type":"Feature","properties":{"resourceCoords":[1348.1,1050.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.582039,34.202267]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p11 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4346.0"},{"label":"split_canvas_w","value":"3368.4"},{"label":"split_canvas_h","value":"3306.0"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"841.1,1879.5 841.1,1811.2 809.4,1810.7 798.2,1087.2 770.6,1186.2 631.3,1104.2 434.5,1190.8 283.4,1187.6 254.6,1122.0 126.2,1096.5 31.2,1127.4 53.4,1195.2 1.2,1242.1 5.2,1323.3 46.1,1265.0 75.2,1308.0 60.5,1492.7 1.7,1519.3 1.4,1909.2 443.5,1907.5 445.8,1912.0 652.2,1912.0 841.1,1879.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0011__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[749.1,1260.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57955129771891,34.20523433164592]}},{"type":"Feature","properties":{"resourceCoords":[56.0,1834.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5814655624203,34.204608635994894]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p12 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.97"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2446.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5205.6"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"152.0,1357.2 110.0,1357.5 107.9,1889.0 157.5,1888.9 533.7,1888.5 816.1,1885.6 1444.4,1883.2 1571.0,1828.0 1568.0,1450.7 1491.4,1431.8 1491.0,1313.7 1104.7,1233.2 720.3,1234.5 719.9,1231.2 717.5,1231.2 717.1,1212.3 647.3,722.0 373.9,632.5 177.5,650.5 183.2,614.7 180.8,614.8 139.4,615.6 86.4,844.4 152.0,844.5 152.0,1357.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[152.0,1357.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5728439,34.2055227]}},{"type":"Feature","properties":{"resourceCoords":[152.0,844.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5731231,34.2064597]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p12 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"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":"4924.8"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"789.1,1200.7 1574.2,1134.8 1573.7,449.7 1475.5,334.9 1481.7,180.3 1406.8,83.8 65.4,73.9 51.0,563.4 403.2,602.9 707.9,731.4 708.1,736.0 708.6,736.2 708.6,739.4 708.8,745.7 736.6,1177.2 789.1,1200.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0012__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[886.0,648.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5613327,34.2031929]}},{"type":"Feature","properties":{"resourceCoords":[886.0,1173.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5608459,34.2022931]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"35.6,1609.0 128.3,1765.8 371.8,1799.7 420.0,1871.2 432.3,1852.3 581.9,1876.6 866.5,1781.2 1160.8,1791.5 1167.5,1822.8 1525.8,1871.9 1588.8,1829.4 1584.4,1105.8 1524.8,736.5 1401.9,638.1 1380.7,463.1 1506.7,179.0 1453.2,128.2 1403.5,233.2 1250.6,193.3 1055.6,64.7 1018.4,122.2 837.7,46.0 767.2,1.0 658.7,1.0 656.4,23.8 398.2,74.4 231.5,230.0 120.3,201.0 34.3,702.0 1.0,702.4 1.0,795.5 48.1,796.1 35.9,1363.6 50.0,1363.8 35.6,1609.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.58209852067394,34.20380416262263]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.57855426602376,34.20457335282877]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.57745898632412,34.20107233090295]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.5810032409743,34.20030314069682]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p14","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1526.0,144.0 1301.2,665.6 1200.6,883.2 1207.8,1293.7 1217.3,1293.7 1596.2,1646.5 1551.9,1828.5 1442.5,1881.8 997.5,1880.8 600.9,1752.7 476.2,1822.8 141.5,1784.5 126.8,1480.8 107.2,1458.5 75.3,1474.0 50.9,1299.2 126.1,1199.5 133.4,155.7 240.1,179.4 364.6,38.9 1157.9,29.4 1425.8,77.3 1512.4,146.8 1518.2,141.9 1526.0,144.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1212.0,1615.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.579564,34.195731]}},{"type":"Feature","properties":{"resourceCoords":[1526.0,144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5762042,34.1963092]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"180.4,270.1 176.4,261.3 553.4,83.2 797.1,84.7 1374.5,73.3 1373.2,65.3 1497.8,125.5 1579.8,297.8 1531.9,1864.7 1241.3,1882.3 1044.2,1805.2 601.6,1882.3 41.6,1859.7 29.3,762.7 13.2,765.8 180.4,270.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0015/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.57928637033558,34.196475037184825]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.57566739346522,34.19644122163766]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.57571554032796,34.1928660620051]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.57933451719833,34.19289987755226]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"121.1,1301.6 38.2,549.3 120.5,112.4 235.2,99.8 250.3,40.1 540.0,37.1 726.3,81.8 824.9,187.0 1122.7,125.2 1368.7,54.5 1574.0,140.7 1571.8,1830.5 1469.0,1885.3 584.7,1888.6 102.4,1789.5 64.5,1445.6 121.1,1301.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[989.0,1394.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5416413777317,34.216801756009076]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,1394.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.54034559555765,34.216683583057346]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"109.4,1762.3 120.5,1810.8 584.6,1863.6 752.9,1815.0 829.4,1714.3 1457.0,1799.3 1458.6,1797.6 1444.1,120.0 702.4,122.5 701.6,1.0 164.6,1.0 164.7,3.1 171.5,741.6 175.6,1220.1 170.4,1297.5 135.0,1609.6 121.1,1762.1 109.4,1762.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[696.0,1245.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57538006780709,34.203995073718445]}},{"type":"Feature","properties":{"resourceCoords":[696.0,106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57288669349906,34.2044948005738]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1319.5,170.3 1368.3,164.1 1526.3,1583.5 1505.2,1583.4 1524.4,1860.7 1181.4,1872.2 866.4,1714.0 225.2,1725.3 112.8,1854.0 94.5,161.9 812.4,154.5 1281.6,156.0 1319.5,170.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[929.0,1700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57542548382054,34.200972478350934]}},{"type":"Feature","properties":{"resourceCoords":[760.0,144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.572134655552,34.20194668983452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"139.5,1440.5 134.4,748.5 132.4,27.4 300.2,26.5 669.5,24.9 946.8,21.2 1563.5,16.8 1549.8,22.9 1531.5,98.1 1589.8,662.9 1523.8,1798.8 1310.1,1754.1 1298.5,1802.0 1039.5,1883.9 143.1,1876.2 136.8,1892.8 139.5,1440.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[682.0,1484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57088511802046,34.202012588040795]}},{"type":"Feature","properties":{"resourceCoords":[682.0,27.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5716823322404,34.20472548108736]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.34"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1490.9,1912.0 1486.3,1912.0 1479.5,1912.0 1462.8,1835.5 1211.7,1756.7 728.8,1838.5 130.8,1854.4 55.3,1805.8 114.3,1718.2 122.0,1573.5 56.8,1512.8 126.5,1354.7 66.7,1273.4 50.8,1020.1 50.5,74.2 341.9,24.0 819.5,105.1 820.0,148.5 1046.3,203.0 1047.0,138.0 1555.2,142.4 1555.0,187.1 1552.8,911.5 1551.2,1330.6 1551.0,1381.0 1545.0,1456.8 1506.4,1762.5 1490.9,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1047.0,138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5731231,34.2064597]}},{"type":"Feature","properties":{"resourceCoords":[1551.0,1381.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5756017,34.2049481]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p6","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.3,1429.9 93.7,1433.7 192.7,32.9 428.0,45.9 428.3,42.5 712.0,47.0 1343.0,43.5 1343.3,81.9 1597.4,88.7 1599.0,255.9 1566.8,256.2 1562.7,603.2 1548.5,851.3 1533.5,851.5 1598.0,1339.4 1565.1,1397.8 1591.7,1692.4 1532.9,1878.4 1191.6,1868.6 869.2,1780.8 259.0,1864.0 239.9,1800.6 133.4,1792.7 136.3,1715.4 42.6,1701.4 73.3,1429.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[712.0,604.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5725697,34.1995192]}},{"type":"Feature","properties":{"resourceCoords":[712.0,47.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.5714131,34.1999429]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"545.5,39.3 545.6,54.3 794.5,71.8 1143.0,80.3 1142.9,112.6 1310.9,113.1 1312.3,77.2 1393.9,113.3 1584.2,113.9 1582.5,148.2 1546.0,163.0 1572.8,442.4 1573.5,484.9 1510.7,638.7 1510.7,829.1 1579.0,939.8 1590.7,1659.2 1604.4,1673.5 1606.7,1734.8 1206.7,1807.0 1205.7,1760.3 1016.8,1743.7 1017.6,1767.1 837.6,1782.9 837.5,1759.2 555.6,1774.6 562.5,1912.0 390.8,1912.0 79.7,1839.9 138.7,1676.5 37.5,1550.8 93.8,648.3 42.7,378.9 88.9,339.9 59.6,307.3 50.9,239.8 128.2,140.3 54.7,97.8 545.5,39.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[696.0,1200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57092593589705,34.19606383718633]}},{"type":"Feature","properties":{"resourceCoords":[1131.0,98.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.57106933975663,34.19827618092281]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0008__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Clarksdale, Mississippi | 1914 | sanborn04442_006 p8 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"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":"5217.6"}],"created":"2026-10-19T12:58:36Z","modified":"2026-10-19T12:58:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0008__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.8,288.6 122.8,620.3 29.1,738.8 53.0,846.0 122.1,853.1 138.2,1013.2 298.4,1085.6 293.2,1203.8 423.0,1254.5 945.4,1201.2 1086.8,1297.3 1526.3,1303.0 1572.0,1130.7 1556.7,239.5 1362.3,39.1 1365.0,101.3 959.2,176.8 958.0,129.4 766.1,113.5 767.0,137.3 584.4,154.2 584.2,130.2 298.0,147.2 305.7,286.7 135.8,288.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984cm:g3984cm_g044421914:04442_1914-0008__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[964.0,406.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.56908470710124,34.19504833396452]}},{"type":"Feature","properties":{"resourceCoords":[591.0,406.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.56984166391712,34.19476538714304]}}]}}]}