{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04493_008.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Meridian, Mississippi | 1950 | mapsnap generated fit (2026-10-24)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-24"},{"label":"run","value":"corpus-v2.2"},{"label":"pages","value":"109"},{"label":"placed","value":"79"},{"label":"unplaced","value":"30"},{"label":"fit sources","value":"georef 54, georef-snap 25, snap:0 1, snap:1 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"15 sheet(s) cut into 37 panels"},{"label":"unplaced pages","value":"p18 (tier 1, 32.35888,-88.71923 +/-244m); p23__2 (tier 1, 32.36594,-88.70757 +/-145m); p5__2 (tier 1, 32.36753,-88.69511 +/-100m); p6 (tier 1, 32.35815,-88.70759 +/-252m); p63 (tier 1, 32.36735,-88.69873 +/-257m); p64__1 (tier 3, 32.34564,-88.73436 +/-597m); p64__2 (tier 1, 32.36869,-88.69252 +/-101m); p66__1 (tier 1, 32.38355,-88.69861 +/-216m); p66__2 (tier 1, 32.35797,-88.70816 +/-126m); p66__3 (tier 1, 32.38431,-88.70029 +/-100m); p66__4 (tier 1, 32.38395,-88.70028 +/-100m); p71__2 (tier 1, 32.36790,-88.67958 +/-100m); p71__3 (tier 1, 32.36544,-88.68087 +/-131m); p72__1 (tier 1, 32.35557,-88.69820 +/-273m); p72__2 (tier 1, 32.35764,-88.70215 +/-163m); p72__3 (tier 1, 32.36217,-88.69248 +/-100m); p73__1 (tier 2, 32.35543,-88.71043 +/-100m); p73__2 (tier 2, 32.35543,-88.71043 +/-100m); p74__1 (tier 1, 32.35672,-88.72481 +/-212m); p74__2 (tier 3, 32.35453,-88.72643 +/-597m); p74__3 (tier 3, 32.35453,-88.72643 +/-597m); p75__2 (tier 1, 32.35611,-88.70595 +/-122m); p75__3 (tier 1, 32.35581,-88.70567 +/-100m); p76__2 (tier 1, 32.36784,-88.68000 +/-115m); p81__2 (tier 1, 32.37797,-88.70779 +/-100m); p81__3 (tier 1, 32.37834,-88.70683 +/-100m); p82__1 (tier 1, 32.38027,-88.69607 +/-100m); p83__2 (tier 1, 32.36102,-88.72451 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p1","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0001","type":"ImageService3","width":1603,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"88.3,1375.6 203.2,1374.2 144.9,897.6 90.0,898.0 90.7,423.6 1052.2,415.4 1060.4,212.7 1542.8,262.4 1548.3,250.6 1602.0,289.5 1602.0,290.8 1602.0,309.9 1546.7,310.6 1531.2,896.8 1533.6,1375.5 1530.0,1717.2 1527.3,1841.9 1046.7,1853.3 1046.5,1878.1 88.6,1866.6 88.3,1375.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1046.0,898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7036586,32.3626339]}},{"type":"Feature","properties":{"resourceCoords":[90.0,898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7053295,32.3616037]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0010","type":"ImageService3","width":1599,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"177.4,157.2 209.6,157.3 246.0,155.5 1421.0,132.0 1423.2,132.0 1543.3,681.2 1598.0,680.9 1598.0,711.4 1510.0,1164.2 1587.6,1748.0 1536.0,1884.2 417.3,1857.8 249.9,1866.5 191.0,1789.8 168.4,1789.8 104.6,1314.6 139.6,1314.1 149.7,157.2 177.4,157.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.6968598922479,32.36445172372752]}},{"type":"Feature","properties":{"resourceCoords":[1599.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69407626637849,32.36614644038965]}},{"type":"Feature","properties":{"resourceCoords":[1599.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69168400591754,32.36330325596814]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69446763178695,32.36160853930601]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p11","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0011","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"318.7,1875.4 177.1,1875.8 8.3,1870.7 177.3,967.1 112.3,966.8 111.5,966.8 368.6,189.0 465.0,179.0 465.0,163.5 618.5,48.4 1425.2,47.1 1419.5,254.4 1531.2,268.6 1530.3,961.6 1538.2,1869.5 1259.0,1873.5 410.0,1875.2 410.1,1890.8 318.9,1890.1 318.7,1875.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[465.0,179.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7218639,32.3620454]}},{"type":"Feature","properties":{"resourceCoords":[878.0,1874.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7209215,32.3588899]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p12","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0012","type":"ImageService3","width":1599,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"680.5,29.4 702.0,41.5 802.9,44.6 1250.5,48.8 1440.4,53.0 1434.0,359.0 1432.0,980.9 1418.9,1611.3 1420.0,1902.0 1245.0,1902.0 1098.0,1907.0 709.0,1900.0 704.1,1903.9 158.8,1891.5 160.4,961.6 168.8,251.9 54.5,236.2 62.5,24.8 89.8,24.2 680.5,29.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[791.0,1602.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7181121,32.3594569]}},{"type":"Feature","properties":{"resourceCoords":[1434.0,359.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7167757,32.3617423]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p13","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"35"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0013","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"433.3,1829.6 433.5,1885.7 98.0,1884.0 93.0,1583.7 98.0,958.0 92.0,340.8 94.5,37.0 578.6,39.8 716.9,43.6 1115.6,44.6 1402.0,47.1 1343.6,870.5 1385.8,798.7 1396.2,788.2 1342.0,1859.1 433.3,1829.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[98.0,958.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.716755,32.3606096]}},{"type":"Feature","properties":{"resourceCoords":[98.0,1884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7167435,32.3589102]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p14","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0014","type":"ImageService3","width":1599,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"394.8,58.0 799.3,63.2 1501.0,50.0 1506.9,725.7 1510.8,1278.8 1515.2,1377.8 1534.1,1372.3 1506.9,1892.8 775.3,1902.0 775.0,1902.0 774.7,1902.0 628.4,1903.9 630.1,1874.6 11.2,1857.7 11.0,1846.9 120.5,1849.5 164.2,790.6 153.9,801.0 112.9,872.4 163.2,58.1 394.8,58.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[809.0,1161.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.712522,32.3602427]}},{"type":"Feature","properties":{"resourceCoords":[1501.0,50.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7109921,32.3623011]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p15","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.73"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0015","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"56.6,647.5 49.7,1186.2 52.0,1282.7 70.5,1277.7 34.0,1783.9 1.0,1783.7 1.0,1824.0 648.7,1853.8 647.7,1878.7 1589.6,1854.4 1581.1,815.8 1573.8,814.4 1580.5,170.9 1575.0,86.0 1083.0,86.0 681.4,75.7 271.8,18.5 160.2,17.4 63.8,16.6 56.6,647.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1575.0,86.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7075785,32.3621644]}},{"type":"Feature","properties":{"resourceCoords":[1083.0,86.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7086889,32.362149]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p16","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0016","type":"ImageService3","width":1599,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"346.2,1900.2 280.5,1898.2 281.1,1878.7 60.6,1881.7 65.0,816.5 57.6,814.9 72.6,155.2 68.0,68.0 68.6,50.1 577.7,76.0 686.5,76.4 761.9,55.0 817.3,14.0 1080.8,398.8 1125.1,367.9 1437.5,721.8 1345.2,786.9 1598.0,1154.4 1598.0,1163.6 964.2,1854.5 969.2,1691.0 518.0,1840.5 482.5,1873.3 471.3,1855.9 354.1,1894.7 346.2,1900.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[68.0,68.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7075785,32.3621644]}},{"type":"Feature","properties":{"resourceCoords":[1013.0,1009.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70544,32.3604662]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p17 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.86"},{"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":"2858.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"643.0,1806.2 713.5,1770.2 706.9,1529.5 454.4,850.0 388.2,150.4 218.4,36.9 121.2,87.8 124.2,15.3 113.3,15.2 82.8,806.9 139.7,807.0 135.9,1146.2 123.9,1146.4 125.2,1322.0 131.2,1469.5 132.1,1784.0 634.9,1779.8 643.0,1806.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[360.2,802.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7159983,32.3585106]}},{"type":"Feature","properties":{"resourceCoords":[132.1,1784.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7181137,32.3589036]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p17 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.96"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1770.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4673.2"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"744.6,1866.0 745.4,1831.3 1044.7,1890.7 1534.5,1826.6 1598.1,346.6 1574.3,67.8 1371.1,36.9 1272.2,86.0 1264.3,59.2 756.5,57.9 739.5,693.0 739.4,983.4 728.3,1865.8 744.6,1866.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0017__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1266.2,1720.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7216194,32.357921]}},{"type":"Feature","properties":{"resourceCoords":[739.5,693.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7194635,32.3589082]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p19","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"21"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0019","type":"ImageService3","width":1603,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1502.4,1082.2 925.1,320.3 758.5,434.1 512.0,19.8 499.2,22.4 1.0,29.9 1.0,88.9 4.0,265.7 8.7,387.4 22.5,510.3 48.8,623.0 56.8,822.2 64.0,1336.0 64.8,1368.7 73.0,1369.0 72.0,1415.0 66.0,1414.9 76.7,1840.5 571.5,1837.5 1128.6,1839.5 1567.6,1837.4 1574.3,1322.0 1570.5,1212.0 1546.0,1136.7 1502.4,1082.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[551.0,1336.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7064666,32.3640581]}},{"type":"Feature","properties":{"resourceCoords":[64.0,1336.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7064568,32.3649534]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p2","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0002","type":"ImageService3","width":1603,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"215.7,16.5 229.0,16.3 543.0,244.3 952.5,527.8 1102.7,641.9 1209.2,691.4 1492.0,692.5 1478.0,1059.0 1478.0,1434.0 1480.1,1815.0 1073.1,1815.4 887.8,1811.5 887.8,1800.2 120.0,1797.0 128.1,1426.5 132.0,1084.1 129.9,604.5 145.8,17.3 215.7,16.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1478.0,1059.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6998822,32.3639407]}},{"type":"Feature","properties":{"resourceCoords":[1478.0,1434.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6994042,32.3633884]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0020","type":"ImageService3","width":1599,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1479.0,1732.5 1467.9,1732.5 808.7,1761.4 479.8,1762.2 27.8,1770.0 24.4,1080.0 16.1,127.3 518.0,130.1 1083.2,138.5 1546.9,141.7 1554.2,659.2 1549.4,1081.9 1495.3,1513.8 1496.4,1732.4 1479.0,1732.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1087.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70871640793209,32.362995709626134]}},{"type":"Feature","properties":{"resourceCoords":[46.0,1758.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.71105360100499,32.36487792188613]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p21","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"22"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0021","type":"ImageService3","width":1603,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1504.0,1798.3 1172.4,1792.0 836.0,1782.9 518.5,1780.8 100.8,1759.4 103.2,1099.0 107.3,174.6 553.6,173.6 878.3,177.6 1529.6,158.8 1528.2,868.7 1514.5,1277.8 1504.0,1798.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[874.0,860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7125401,32.3634822]}},{"type":"Feature","properties":{"resourceCoords":[527.0,1434.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7138002,32.364101]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0022","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"252.8,1810.3 91.0,1809.2 81.8,632.9 75.5,63.8 507.3,80.4 835.4,78.5 1183.1,83.5 1525.7,85.7 1525.2,497.6 1521.4,640.4 1519.2,1140.6 1517.6,1335.3 1519.8,1794.2 1518.0,1897.8 1505.9,1897.8 1505.6,1844.8 1391.5,1882.2 852.7,1811.5 250.7,1868.2 252.8,1810.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1032.0,639.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.71572382709071,32.363169155158126]}},{"type":"Feature","properties":{"resourceCoords":[76.0,1794.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.71816198128096,32.36485820344481]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0023__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p23 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.87"},{"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":"6412.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0023__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0023","type":"ImageService3","width":1603,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"608.7,101.0 605.8,158.3 374.9,152.0 235.4,984.0 259.1,997.7 374.3,1775.8 375.9,1775.8 659.3,980.8 758.9,972.9 759.2,957.0 909.3,849.8 920.4,802.0 930.3,484.6 931.6,483.9 931.6,482.4 935.9,481.4 1150.5,357.3 1553.8,332.7 1536.9,160.8 1436.1,45.8 608.7,101.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0023__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[222.0,1341.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7229893,32.3613487]}},{"type":"Feature","properties":{"resourceCoords":[778.0,163.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7218774,32.3635121]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0024","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"989.5,156.5 1544.2,154.4 1536.0,685.2 1538.2,1241.2 1537.0,1531.5 1528.0,1532.0 1529.0,1579.0 1536.8,1578.7 1536.2,1739.5 391.3,1743.9 389.7,1901.4 365.5,1900.4 333.4,1899.1 332.2,1886.1 73.6,1876.5 29.8,1817.0 44.4,80.5 384.7,39.0 590.8,136.8 842.1,138.9 968.2,80.8 968.0,10.3 991.0,10.4 989.5,156.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[372.0,1736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7182358148819,32.36484562811174]}},{"type":"Feature","properties":{"resourceCoords":[228.0,484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.71856984767528,32.36712877077261]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p25","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0025","type":"ImageService3","width":1603,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1446.7,149.1 1441.1,678.4 1429.8,1237.4 1421.7,1729.5 757.8,1730.3 204.0,1732.1 208.1,1234.0 208.0,678.0 218.2,147.4 1446.7,149.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[764.0,678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7145376,32.3667942]}},{"type":"Feature","properties":{"resourceCoords":[208.0,678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7157394,32.3667817]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0026","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5.1,1745.2 5.8,1260.5 8.6,709.9 6.3,188.6 1580.2,164.2 1582.0,687.1 1591.1,1233.0 1593.6,1580.3 1546.0,1583.0 1538.0,1592.0 1540.0,1629.0 1594.0,1626.3 1594.7,1724.3 920.3,1731.0 5.1,1745.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[913.0,1742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.71109536119464,32.364890652825764]}},{"type":"Feature","properties":{"resourceCoords":[801.0,692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.71133483062154,32.366837803794645]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p27","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0027","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"72.4,1737.0 71.7,1240.1 65.8,688.1 66.9,159.4 1011.4,150.2 1518.0,153.0 1521.9,673.3 1518.8,1226.6 1520.0,1723.1 1014.1,1729.6 72.4,1737.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[483.0,1734.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7087078,32.3649276]}},{"type":"Feature","properties":{"resourceCoords":[1518.0,153.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7064716,32.3678321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p28","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0028","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1090.1,1702.8 966.3,1714.3 852.5,1738.7 652.1,1742.8 135.5,1740.3 137.6,1242.5 144.4,687.7 144.0,166.0 665.9,173.3 665.7,201.7 980.0,202.3 1456.6,212.2 1454.3,703.0 1449.6,1695.7 1212.5,1700.4 1090.1,1702.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1452.0,1198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7036183,32.3659684]}},{"type":"Feature","properties":{"resourceCoords":[144.0,166.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7064716,32.3678321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p29","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0029","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"66.0,1661.2 69.0,1661.0 70.0,1644.0 66.2,1643.9 70.2,1184.0 76.8,686.2 78.4,109.2 485.6,109.2 1018.6,102.7 1530.2,101.7 1532.1,674.4 1526.2,1172.7 1524.0,1757.0 1014.7,1754.0 65.1,1762.9 66.0,1661.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0029/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[486.0,682.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7087207,32.369786]}},{"type":"Feature","properties":{"resourceCoords":[1524.0,1757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7064716,32.3678321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p3","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0003","type":"ImageService3","width":1603,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"158.4,556.9 256.4,418.4 560.6,21.6 950.6,300.0 1457.5,691.8 1576.2,694.5 1565.0,1062.3 1549.0,1806.8 1517.6,1805.8 1292.5,1799.5 624.7,1778.4 80.6,1774.9 86.2,1401.7 93.8,1034.3 114.9,675.6 158.4,556.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1094.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.698111,32.3650503]}},{"type":"Feature","properties":{"resourceCoords":[1094.0,1794.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6971134,32.363946]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p30","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0030","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"139.2,1194.3 146.2,696.1 145.7,123.5 632.8,130.6 655.3,146.4 1126.7,142.0 1458.9,145.3 1458.9,150.5 1452.3,668.1 1451.7,1819.3 973.9,1811.4 658.8,1812.1 659.0,1783.6 135.7,1778.4 139.2,1194.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[976.0,1238.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7046635,32.3688265]}},{"type":"Feature","properties":{"resourceCoords":[1452.0,1238.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7036355,32.3688314]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p31","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0031","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"562.1,45.2 1110.0,53.1 1174.8,57.4 1542.2,60.5 1537.7,564.3 1535.1,1128.6 1534.9,1695.7 1533.9,1870.3 1046.3,1860.4 1046.3,1867.4 561.0,1871.3 560.9,1883.5 70.2,1847.7 70.2,1731.5 71.0,1699.0 70.2,1698.9 70.2,1695.5 69.8,559.8 75.9,49.1 562.1,45.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[560.0,1122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7025628,32.3688357]}},{"type":"Feature","properties":{"resourceCoords":[70.0,1122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7036355,32.3688314]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p32","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"24"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0032","type":"ImageService3","width":1609,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1534.5,393.1 1534.6,837.8 1555.5,838.5 1558.2,889.8 1534.6,890.4 1531.1,1398.3 1536.5,1570.5 1573.8,1693.4 1345.1,1857.6 1230.4,1879.8 1042.7,1875.5 547.2,1885.8 60.8,1885.1 60.3,1379.2 60.0,389.0 60.0,53.0 554.9,89.0 554.9,76.8 1044.5,72.8 1044.5,65.8 1536.3,75.8 1534.5,393.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1046.0,885.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7014788,32.3659729]}},{"type":"Feature","properties":{"resourceCoords":[60.0,389.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7036238,32.3668735]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p33","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0033","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"269.8,1327.6 266.0,960.0 257.1,101.0 519.9,107.0 770.7,107.9 1348.8,104.1 1358.7,1817.2 786.1,1821.0 274.9,1822.2 269.8,1327.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[782.0,1324.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.699356,32.3698771]}},{"type":"Feature","properties":{"resourceCoords":[266.0,960.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6985634,32.3708131]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0034","type":"ImageService3","width":1609,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1544.0,1786.0 1543.5,1807.0 1099.8,1811.8 607.5,1814.4 36.8,1820.5 27.5,121.4 592.5,118.7 1039.9,114.8 1136.4,91.7 1506.2,575.0 1577.6,671.8 1577.6,1321.1 1595.1,1782.8 1544.0,1786.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1093.0,964.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69857927467524,32.36688176559768]}},{"type":"Feature","properties":{"resourceCoords":[600.0,1820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70043458551692,32.36779731845224]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p35","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0035","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"65.9,1218.5 64.6,645.0 66.6,396.2 73.5,135.6 489.0,133.0 488.9,129.7 863.6,130.7 1547.6,126.5 1544.0,636.4 1542.6,1188.2 1557.7,1259.8 1597.9,1315.5 1599.4,1317.6 1176.7,1692.6 1179.7,1698.6 749.1,1906.7 655.6,1906.4 714.6,1848.8 670.4,1785.8 557.0,1787.0 66.4,1783.5 65.9,1218.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[557.0,641.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6956609,32.3698886]}},{"type":"Feature","properties":{"resourceCoords":[557.0,1787.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6956666,32.3677832]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p36","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0036","type":"ImageService3","width":1609,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"197.8,1401.1 157.1,1344.3 142.2,1271.5 146.2,710.2 152.4,191.7 443.5,187.7 928.8,191.8 1423.7,189.9 1424.8,682.8 1430.7,1185.3 1429.7,1656.6 1428.7,1861.0 1428.5,1898.3 1256.0,1653.8 928.2,1648.4 420.9,1649.2 373.0,1623.1 312.0,1559.9 197.8,1401.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[150.0,721.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6935058902487,32.369873466306544]}},{"type":"Feature","properties":{"resourceCoords":[150.0,206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6935086228179,32.37080379319343]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p37","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0037","type":"ImageService3","width":1595,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"354.8,1897.2 66.8,1785.5 111.7,1600.8 57.2,1260.7 96.3,1091.1 96.7,1091.1 84.0,537.3 86.0,59.6 717.0,60.0 1536.5,62.0 1547.8,400.8 1536.3,400.9 1558.2,734.2 1555.3,734.2 1542.0,1293.7 1564.9,1849.1 1490.9,1850.1 1491.3,1887.1 1487.4,1887.5 354.8,1897.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0037/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1320.0,1292.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7157276,32.3708121]}},{"type":"Feature","properties":{"resourceCoords":[722.0,537.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7140999,32.3719075]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p38","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0038","type":"ImageService3","width":1609,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1356.2,1888.8 1366.8,1865.8 1513.0,1868.0 1513.8,1312.7 1517.2,82.5 935.8,70.8 440.3,64.1 64.9,59.1 72.6,398.4 61.0,398.4 79.3,732.2 76.5,732.1 57.1,1292.0 74.0,1848.2 1.0,1848.5 1.0,1885.8 1356.2,1888.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[935.0,744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.714521,32.3688201]}},{"type":"Feature","properties":{"resourceCoords":[1513.0,1868.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7169301,32.3677383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p39","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0039","type":"ImageService3","width":1595,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1534.5,1354.7 1543.2,1354.7 1542.7,1758.2 713.4,1752.9 87.0,1750.0 89.8,1345.5 87.7,947.9 89.4,608.1 96.5,161.2 718.6,167.9 1317.9,165.7 1561.8,167.2 1533.7,555.8 1527.6,556.1 1560.2,959.8 1551.5,959.8 1534.5,1354.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0039/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[720.0,609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7105791,32.3719216]}},{"type":"Feature","properties":{"resourceCoords":[87.0,1750.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7130723,32.3730708]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0004","type":"ImageService3","width":1589,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"781.0,649.0 819.0,554.4 1081.9,177.2 1492.1,470.4 1588.0,536.5 1588.0,615.6 1504.3,629.1 1582.7,684.6 1392.0,653.2 1402.4,1787.8 211.4,1827.6 174.6,1829.9 159.8,1054.5 156.0,671.3 781.0,649.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[782.0,1045.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6961995,32.3662134]}},{"type":"Feature","properties":{"resourceCoords":[1399.0,1417.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6946781,32.3663018]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p40","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0040","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1513.8,1764.4 940.0,1754.3 451.0,1748.8 96.2,1745.0 98.5,1343.5 89.7,1343.5 108.3,950.5 117.0,950.5 86.3,548.7 92.3,548.5 122.0,161.8 448.8,165.3 940.0,175.6 1511.4,185.0 1513.8,1764.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[940.0,1349.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7121814,32.3688438]}},{"type":"Feature","properties":{"resourceCoords":[940.0,561.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7104578,32.3688601]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p41","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0041","type":"ImageService3","width":1595,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1015.8,1877.8 481.0,1883.2 72.5,1882.2 69.5,1276.0 75.5,646.9 76.9,18.6 354.0,21.0 798.0,14.0 975.0,22.0 1139.0,16.0 1299.0,20.0 1363.8,19.2 1530.1,21.6 1531.6,641.0 1527.0,1264.6 1529.0,1878.0 1015.8,1877.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[490.0,1274.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7087141,32.3719379]}},{"type":"Feature","properties":{"resourceCoords":[1529.0,1878.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7064704,32.3708508]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p42","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0042","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"149.5,1279.7 147.8,663.7 140.0,36.0 1435.2,21.6 1444.2,654.0 1448.0,1276.0 1459.2,1894.0 1130.0,1894.0 662.9,1903.0 640.4,1887.6 157.6,1885.5 149.5,1279.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1448.0,1276.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7036525,32.3719622]}},{"type":"Feature","properties":{"resourceCoords":[140.0,36.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7064912,32.374255]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0043/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p43","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0043","type":"ImageService3","width":1595,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"493.0,20.0 825.7,14.7 994.0,23.0 1143.2,15.4 1169.7,15.5 1290.0,19.0 1355.2,18.3 1355.3,646.6 1349.2,1272.6 1345.7,1797.8 1310.8,1896.4 761.3,1886.1 273.7,1887.9 270.8,1265.7 275.4,644.8 274.9,16.2 493.0,20.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0043/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[762.0,1278.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7025800776757,32.37194784272161]}},{"type":"Feature","properties":{"resourceCoords":[1366.0,642.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70127427696825,32.37313053323229]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0044/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p44","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0044/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0044","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"797.7,25.7 1418.0,26.3 1422.4,642.4 1428.8,1828.9 1420.4,1890.4 1148.5,1892.1 1135.0,1892.0 1126.0,1892.2 1061.0,1892.6 577.6,1895.6 213.4,1895.1 149.1,1891.2 182.4,1793.4 180.0,1274.0 179.0,655.0 171.8,31.4 797.7,25.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0044/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[805.0,646.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6999155,32.3731359]}},{"type":"Feature","properties":{"resourceCoords":[180.0,1274.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7012984,32.3719677]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p45","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0045","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"519.0,23.0 723.0,15.0 995.0,25.0 1137.0,17.0 1420.0,15.0 1426.0,15.2 1427.4,625.9 1433.7,1251.6 1441.3,1628.5 1447.6,1890.9 1034.5,1894.0 255.2,1899.9 187.6,1899.4 195.8,1838.3 187.7,641.2 182.4,22.3 519.0,23.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0045/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[820.0,640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6971691684163,32.37313792071395]}},{"type":"Feature","properties":{"resourceCoords":[188.0,1272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69855705890403,32.371974387429795]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p46","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0046","type":"ImageService3","width":1611,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1337.9,8.3 1338.0,9.0 1458.8,9.7 1453.8,635.0 1464.0,1889.9 1292.9,1892.5 1115.0,1892.0 994.5,1894.8 501.5,1896.2 497.0,1896.0 160.0,1893.0 129.8,1894.0 124.8,1635.5 119.0,1259.3 115.6,635.0 117.0,24.7 463.1,15.1 737.9,13.2 1337.9,8.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0046/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[737.0,1274.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69447629919748,32.371977506850655]}},{"type":"Feature","properties":{"resourceCoords":[737.0,643.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69447757637016,32.373146051928735]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p47","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0047","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"106.8,643.6 110.0,23.2 480.0,26.0 670.8,18.1 879.0,16.0 1264.0,16.0 1306.0,20.0 1483.0,17.0 1544.7,19.1 1553.0,638.0 1552.3,1255.5 1554.8,1883.8 1070.6,1889.0 590.8,1892.9 120.2,1890.9 106.8,643.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0047/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[586.0,638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6918486,32.3731711]}},{"type":"Feature","properties":{"resourceCoords":[1553.0,638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6897153,32.3731679]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p48","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0048/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0048","type":"ImageService3","width":1596,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1532.8,141.9 1527.2,653.5 1527.9,951.0 1527.0,951.0 1525.0,976.0 1527.0,1000.0 1528.0,1000.0 1528.7,1285.0 1534.2,1862.8 1390.0,1898.7 1074.0,1898.0 600.0,1906.0 163.0,1893.0 51.4,1896.5 50.7,1280.3 53.0,656.0 46.3,29.6 284.6,22.3 514.4,21.0 514.7,48.8 685.9,16.6 1496.1,44.5 1562.0,103.2 1595.0,100.5 1558.5,137.2 1532.8,141.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0048/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[539.0,1284.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6886536,32.3720114]}},{"type":"Feature","properties":{"resourceCoords":[53.0,656.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6897153,32.3731679]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0049/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p49","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0049/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0049","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"92.4,1357.9 73.5,1357.9 70.3,1247.2 84.5,813.7 77.8,343.4 79.4,30.0 84.2,49.8 505.3,87.7 892.4,17.4 904.9,17.6 1558.1,113.3 1570.9,105.8 1565.5,1021.1 1518.7,981.2 1516.2,1354.6 1521.2,1839.5 1063.0,1838.0 574.3,1843.2 95.0,1843.6 92.4,1357.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0049/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[570.0,860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6886172,32.3699629]}},{"type":"Feature","properties":{"resourceCoords":[1063.0,1838.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6907643,32.3690404]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p50","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.73"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0050","type":"ImageService3","width":1596,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"563.6,1852.4 32.7,1858.4 19.2,1372.2 15.2,997.7 62.8,1036.9 52.5,118.9 198.7,29.8 795.8,14.4 1080.2,39.6 1139.4,111.7 1517.8,84.7 1572.8,382.6 1556.2,1832.3 908.7,1892.1 849.0,1902.4 558.4,1780.0 563.6,1852.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0050/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[535.0,1842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69074294640166,32.367258368934365]}},{"type":"Feature","properties":{"resourceCoords":[535.0,1262.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.68947118236257,32.367243771796765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p51","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0051","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1920.0 0.0,0.0 1601.0,0.0 1601.0,1920.0 0.0,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0051/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[144.0,489.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.710645,32.378049]}},{"type":"Feature","properties":{"resourceCoords":[1569.0,489.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7106325,32.3753889]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0052/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p52","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"32"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0052/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0052","type":"ImageService3","width":1596,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"132.6,1825.1 409.4,1816.7 648.3,1815.9 852.0,1814.9 1052.3,1811.5 1223.4,1810.4 1448.5,1811.4 1445.9,1491.5 1443.4,1263.0 1444.8,1178.5 1440.5,859.1 1439.0,447.0 1437.0,115.3 635.8,122.4 635.9,162.1 196.0,120.9 118.7,88.2 24.6,65.0 1.0,65.2 1.0,67.1 95.7,240.6 50.3,806.3 88.0,965.0 58.7,1804.2 47.6,1806.0 132.6,1825.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0052/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[846.0,865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7121986,32.3765379]}},{"type":"Feature","properties":{"resourceCoords":[403.0,1184.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7141195,32.3753812]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p53","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0053","type":"ImageService3","width":1601,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"84.5,1851.3 79.0,1390.8 81.6,1220.5 72.4,577.1 69.8,20.0 71.0,14.0 97.8,14.9 483.9,58.3 1017.4,47.2 1017.5,56.1 1524.6,52.6 1535.4,565.1 1542.7,1835.3 1542.9,1851.7 1150.4,1850.5 985.9,1858.4 808.2,1852.4 362.7,1864.5 84.6,1865.3 84.5,1851.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0053/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[492.0,1211.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70873713279738,32.3753966645164]}},{"type":"Feature","properties":{"resourceCoords":[492.0,580.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70872948878345,32.376539636836334]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p54","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0054","type":"ImageService3","width":1596,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"127.6,35.6 161.3,35.3 933.0,108.5 932.9,89.2 1430.6,82.5 1431.0,589.1 1433.8,1855.4 122.6,1854.4 132.0,588.9 127.6,35.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0054/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[936.0,589.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7047606,32.3765668]}},{"type":"Feature","properties":{"resourceCoords":[936.0,1855.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7047401,32.374265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p55","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0055","type":"ImageService3","width":1597,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1533.2,1889.8 911.4,1894.7 909.9,1873.3 762.5,1902.6 763.1,1891.3 215.0,1901.3 214.8,1905.5 188.3,1905.3 111.8,1580.7 103.8,1581.8 101.2,1074.4 108.3,589.1 98.9,19.2 197.5,19.8 198.3,26.4 753.6,16.4 754.2,13.1 1383.7,16.6 1384.0,49.5 1520.4,46.2 1574.3,582.2 1552.2,1104.0 1563.8,1097.0 1576.2,1889.1 1533.2,1889.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0055/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[99.0,1576.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70485200349172,32.3853299306262]}},{"type":"Feature","properties":{"resourceCoords":[514.0,24.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70141930221419,32.38453910028661]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p56","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"27"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0056","type":"ImageService3","width":1596,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1521.3,1064.3 1595.0,1064.6 1595.0,1148.0 1569.0,1149.0 1569.0,1195.0 1572.3,1195.1 1573.6,1212.4 1575.4,1680.5 1169.8,1878.8 521.1,1881.7 52.9,1885.4 48.2,1101.5 36.7,1108.4 63.5,592.2 15.4,61.3 1175.8,44.8 1176.2,17.7 1391.0,20.0 1457.0,19.6 1502.2,591.3 1491.4,591.3 1521.3,1064.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0056/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1168.0,592.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7026555,32.3804737]}},{"type":"Feature","properties":{"resourceCoords":[1575.0,1877.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7055273,32.3796931]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p57","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0057/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0057","type":"ImageService3","width":1597,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1581.5,85.2 1059.2,104.0 1059.2,159.5 549.6,175.1 349.3,178.7 1.0,616.2 1.0,743.1 79.4,742.4 136.2,1337.8 125.1,1338.0 163.6,1823.7 261.1,1822.3 1106.5,1813.1 1596.0,1803.5 1596.0,1619.8 1596.0,1318.8 1595.9,1314.3 1595.4,1314.4 1589.0,719.9 1587.0,719.9 1581.5,85.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0057/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[445.0,1820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7037081,32.3792842]}},{"type":"Feature","properties":{"resourceCoords":[1100.0,1326.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7026487,32.3780693]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p58","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0058","type":"ImageService3","width":1609,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1586.5,1592.2 1582.5,1810.8 1579.7,1810.8 327.6,1810.3 5.7,1809.7 4.7,1809.7 15.2,1320.6 14.7,1320.6 21.1,726.1 19.1,726.1 27.3,91.3 332.4,86.9 1585.5,93.2 1583.3,727.8 1582.6,940.4 1590.0,1089.9 1584.5,1200.2 1546.0,1202.0 1549.0,1251.0 1581.9,1249.9 1581.5,1258.6 1586.5,1592.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0058/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[329.0,1320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7026274,32.37658]}},{"type":"Feature","properties":{"resourceCoords":[955.0,90.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6999355,32.3754518]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0059/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p59","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0059/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0059","type":"ImageService3","width":1597,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1134.8,1874.8 798.6,1870.8 798.6,1868.0 173.3,1862.0 175.0,616.0 165.5,91.2 794.5,74.2 794.4,64.1 1428.8,102.6 1428.6,121.5 1423.0,616.0 1420.1,1242.2 1414.2,1866.4 1596.0,1866.9 1596.0,1881.0 1338.7,1868.9 1134.8,1874.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0059/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[175.0,616.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6999424,32.3765968]}},{"type":"Feature","properties":{"resourceCoords":[1423.0,616.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6972095,32.3766117]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"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":"6436.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0005","type":"ImageService3","width":1609,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1608.0,1783.2 1608.0,1774.5 1608.0,1725.0 1565.2,1716.0 1578.0,475.7 1608.0,429.1 1569.0,400.8 1413.3,133.2 1374.7,193.0 1141.1,21.2 954.9,18.4 854.5,16.9 665.6,267.7 380.1,660.9 332.9,683.2 249.6,694.8 64.8,693.8 115.1,1241.8 121.5,1242.9 2.8,1880.9 1078.2,1893.3 1078.2,1891.2 1608.0,1783.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[338.0,1286.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69410372366396,32.367565574676675]}},{"type":"Feature","properties":{"resourceCoords":[713.0,1286.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69360903807492,32.366994818887996]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p60","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0060/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0060","type":"ImageService3","width":1608,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1219.1,58.1 1428.2,53.4 1432.0,611.0 1431.5,1236.2 1435.1,1867.4 810.6,1871.6 180.7,1873.2 183.3,1246.1 182.9,617.0 185.8,123.9 810.0,87.6 809.9,101.2 1219.1,58.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0060/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[807.0,611.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6958491,32.376624]}},{"type":"Feature","properties":{"resourceCoords":[1432.0,611.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6944868,32.3766253]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p61","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0061","type":"ImageService3","width":1595,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"195.0,1884.5 188.9,1242.7 187.0,607.0 180.9,40.0 1267.0,11.2 1278.0,11.0 1365.0,17.0 1400.5,17.6 1411.3,1238.9 1414.2,1874.5 1313.1,1881.9 932.4,1879.4 932.4,1875.8 195.0,1884.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[927.0,1242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6929041,32.3754721]}},{"type":"Feature","properties":{"resourceCoords":[187.0,607.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6944868,32.3766253]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p62","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0062","type":"ImageService3","width":1608,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"16.1,1236.4 18.4,29.3 39.0,28.0 39.2,27.3 80.1,26.7 84.0,28.0 167.0,33.0 168.7,25.3 185.0,25.0 186.0,32.0 274.0,34.0 364.0,27.0 422.0,29.0 525.0,24.0 525.3,19.6 547.9,19.3 548.0,21.0 606.0,19.0 606.3,18.4 723.9,16.5 724.0,17.0 742.0,17.0 742.1,16.2 885.8,14.0 1141.2,17.5 1567.1,51.9 1607.0,542.3 1567.0,1858.6 1607.0,1864.8 1456.5,1892.1 1456.3,1864.4 988.6,1863.5 747.4,1868.7 705.0,1864.3 316.1,1860.4 12.2,1860.4 16.1,1236.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[498.0,610.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69082475561369,32.376637808245334]}},{"type":"Feature","properties":{"resourceCoords":[29.0,1871.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69182653255055,32.37430524318739]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p65","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0065","type":"ImageService3","width":1595,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"866.7,14.8 919.7,16.1 920.4,55.8 1591.8,74.0 1591.2,99.8 1572.2,100.6 1569.2,1885.9 76.3,1889.6 32.4,1867.8 24.2,1412.0 57.0,1412.0 56.0,1366.0 23.3,1364.2 15.4,923.9 69.9,23.9 866.7,14.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0065/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1139.0,1223.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7105979,32.3566491]}},{"type":"Feature","properties":{"resourceCoords":[670.0,288.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7116165,32.358375]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0067/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p67","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0067/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0067","type":"ImageService3","width":1591,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1513.2,1719.5 1522.3,1574.1 1529.8,1099.7 1522.1,905.3 1527.9,150.5 1527.7,100.8 106.9,98.4 322.9,1045.5 187.2,945.6 49.9,1415.7 58.0,1416.0 57.0,1465.0 35.7,1464.2 1.0,1583.0 1.0,1681.0 136.6,1780.4 342.8,1764.8 565.4,1891.0 827.3,1901.5 908.0,1900.0 1092.0,1906.0 1359.0,1902.0 1509.0,1892.9 1538.0,1878.2 1513.2,1719.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0067/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[363.0,1072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70548895005173,32.35880589020772]}},{"type":"Feature","properties":{"resourceCoords":[1568.0,1803.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7052254966044,32.356272365892984]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0068/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p68","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0068/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0068","type":"ImageService3","width":1608,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"132.6,1809.0 85.3,1875.5 57.1,1718.5 62.6,1575.9 59.1,1111.2 47.0,920.9 35.3,181.6 31.9,55.9 1002.5,41.8 1166.0,287.5 1195.3,287.6 1278.3,164.8 1607.0,222.9 1601.9,264.4 1569.1,1885.0 734.0,1891.6 728.9,1896.4 686.0,1897.0 624.0,1890.0 544.4,1888.9 132.6,1809.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0068/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1262.0,2096.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70432204254035,32.35422303209531]}},{"type":"Feature","properties":{"resourceCoords":[1782.0,1309.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70226570849594,32.35426731954008]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0069/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p69","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0069/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0069","type":"ImageService3","width":1591,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"242.9,539.9 1.0,702.5 1.0,732.9 122.2,813.9 66.1,1140.2 24.9,1140.4 21.5,1472.8 34.0,1474.0 34.0,1491.0 22.0,1508.0 21.1,1508.0 18.6,1757.7 68.8,1889.5 846.5,1888.4 1112.3,1772.0 1338.9,1840.3 1456.9,1771.7 1495.7,1795.1 1556.0,1435.3 1590.0,1433.4 1590.0,1337.2 1590.0,1266.5 1586.9,968.1 1583.4,502.2 1567.5,35.0 1567.0,27.1 1438.8,35.8 1099.5,38.2 626.2,37.5 626.3,42.9 233.5,51.7 242.9,539.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0069/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[87.0,1433.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70013814857026,32.355251411923355]}},{"type":"Feature","properties":{"resourceCoords":[875.0,1956.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69805890547462,32.355284337639084]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0007","type":"ImageService3","width":1609,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"96.7,36.5 1053.0,56.0 1053.2,31.3 1533.1,23.9 1527.2,285.5 1518.6,285.5 1538.0,1428.6 1507.3,1428.0 1522.2,1905.0 1391.8,1909.4 1182.8,1903.8 1029.0,1898.0 1006.6,1898.6 567.6,1883.0 567.6,1888.5 169.0,1883.9 172.9,1403.6 95.5,1403.4 96.7,36.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.70431131006254,32.36012090273051]}},{"type":"Feature","properties":{"resourceCoords":[1609.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.70151165219173,32.3618772202374]}},{"type":"Feature","properties":{"resourceCoords":[1609.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69904796794852,32.35903529063531]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.70184762581933,32.357278973128416]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p70","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0070","type":"ImageService3","width":1608,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.7,542.6 84.8,72.2 543.0,48.3 1027.7,53.7 1402.2,35.4 1402.6,51.2 1578.2,175.2 1576.0,175.3 1600.9,1536.6 1547.6,1882.0 69.5,1880.6 8.2,1843.1 69.8,1481.5 104.2,1479.8 102.1,1011.5 99.7,542.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0070/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69944868431337,32.35897064129666]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69658350204112,32.36067536407071]}},{"type":"Feature","properties":{"resourceCoords":[1608.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69419071279682,32.357765103072126]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.69705589506907,32.356060380298075]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0071__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p71 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.68"},{"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":"6364.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0071__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0071","type":"ImageService3","width":1591,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1041.0,920.3 1041.0,920.2 1045.9,920.2 1138.2,919.5 1366.8,905.6 1452.2,780.2 1049.3,660.2 1038.7,660.3 1038.7,657.0 1034.5,655.8 953.3,146.7 559.4,138.6 470.4,45.2 98.2,104.7 60.3,144.3 34.8,149.3 38.0,659.0 50.3,1287.9 65.7,1863.2 309.5,1798.0 637.6,1799.9 635.1,1646.8 970.7,1211.1 1041.0,920.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0071__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[523.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6854362,32.3731602]}},{"type":"Feature","properties":{"resourceCoords":[38.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6864985,32.3731749]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0075__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p75 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.31"},{"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":"6340.0"},{"label":"split_canvas_h","value":"5668.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0075__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0075","type":"ImageService3","width":1585,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,371.0 1.0,372.3 26.0,356.7 28.8,1200.1 111.5,1352.5 225.2,1414.0 832.9,1409.8 833.1,977.5 835.1,977.5 1344.4,971.9 1527.0,912.2 1561.3,220.9 1539.1,114.4 1395.1,60.4 590.0,17.9 590.1,17.5 570.0,18.0 463.8,15.0 51.1,195.3 50.0,280.0 48.3,278.3 1.0,371.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0075__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1176.0,280.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7053831,32.3542335]}},{"type":"Feature","properties":{"resourceCoords":[50.0,280.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7053964,32.3562329]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0076__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p76 [1]","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":"0.0"},{"label":"split_canvas_w","value":"6488.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0076__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0076","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"268.8,1878.4 801.5,1827.5 1529.4,1889.5 1581.2,1838.9 1574.9,774.5 773.2,777.5 772.8,775.8 767.5,775.8 767.5,751.2 704.9,460.9 728.0,192.2 722.8,148.6 543.2,54.9 484.4,90.7 470.6,39.1 265.8,87.5 62.4,40.5 73.0,1809.5 268.8,1878.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0076__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.6803804196259,32.369017936884774]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.68032875807873,32.36601570375295]}},{"type":"Feature","properties":{"resourceCoords":[1622.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.68450681264801,32.365963687570975]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1920.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.68455847419519,32.3689659207028]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0077/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p77","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"36"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0077/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0077","type":"ImageService3","width":1585,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"87.4,1832.4 15.8,1109.2 73.4,749.9 31.4,466.8 33.6,145.7 47.4,70.8 688.7,22.9 1017.9,66.0 1350.6,31.3 1351.0,49.7 1362.3,32.4 1518.5,84.0 1555.1,270.1 1564.8,632.1 1544.1,1875.8 1103.3,1860.6 857.6,1902.0 577.6,1902.8 341.2,1828.2 87.4,1832.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0077/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[693.0,661.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7214439,32.3806655]}},{"type":"Feature","properties":{"resourceCoords":[698.0,1571.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7214863,32.3773774]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0078/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p78","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.45"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0078/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0078","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1559.9,511.9 1500.6,493.8 1481.8,1000.7 1476.0,1000.8 1477.7,1261.3 1480.9,1494.2 1492.8,1494.0 1526.8,1867.8 1484.8,1867.8 1173.9,1865.0 1015.0,1865.0 880.9,1862.8 640.0,1862.1 602.7,1849.6 261.9,1848.9 111.0,1893.7 106.8,1888.5 30.6,1839.2 57.3,1684.1 30.8,1583.7 34.7,799.0 64.3,593.5 40.6,161.9 75.2,60.7 272.8,40.1 783.5,26.1 992.5,52.0 1377.0,21.7 1532.2,52.0 1580.0,130.6 1581.0,472.4 1621.0,470.8 1621.0,512.9 1559.9,511.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0078/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1007.0,1862.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70325309783662,32.39775638795556]}},{"type":"Feature","properties":{"resourceCoords":[1479.0,1114.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70111330804102,32.400536462026814]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0079/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p79","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0079/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0079","type":"ImageService3","width":1581,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"566.4,99.8 604.0,113.0 848.4,116.7 984.4,120.6 1145.5,122.6 1460.9,129.2 1455.9,489.4 1580.0,491.1 1580.0,512.5 1519.3,514.9 1560.0,1025.8 1531.6,1704.8 1564.8,1713.5 1435.9,1865.3 1437.8,1769.8 869.5,1753.5 881.8,1790.8 488.9,1823.2 504.4,1776.1 479.0,1769.2 379.9,1767.3 79.2,1705.8 75.6,1688.2 71.2,1078.6 34.8,1071.3 52.6,739.1 19.5,465.4 62.2,138.4 67.1,138.5 220.7,94.9 566.4,99.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0079/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[960.0,1046.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70332884555815,32.39432490228445]}},{"type":"Feature","properties":{"resourceCoords":[480.0,472.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70542694206381,32.396448174548176]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p8","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0008","type":"ImageService3","width":1599,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"145.2,226.8 910.2,240.7 910.1,252.1 1094.7,258.5 1500.3,263.8 1490.1,520.6 1478.0,1279.1 1472.2,1412.1 1443.5,1880.0 1066.4,1886.5 579.5,1865.6 118.0,1875.0 109.3,1388.9 140.1,1389.8 135.9,244.2 144.6,244.2 145.2,226.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[592.0,1402.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6990036,32.3601649]}},{"type":"Feature","properties":{"resourceCoords":[118.0,1875.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6992076,32.3589512]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0080/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p80","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0080/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0080","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1064.7,1851.4 819.4,1846.8 562.8,1847.0 563.4,1851.0 399.1,1889.1 391.6,1902.2 361.5,1900.8 361.0,1896.0 324.7,1899.2 83.9,1888.3 29.1,1833.7 25.1,1385.1 68.7,1195.5 43.0,1042.3 64.8,943.9 20.8,710.5 53.1,178.1 31.1,71.7 331.6,133.3 430.5,135.1 455.9,142.0 440.4,189.2 833.0,156.8 820.7,119.6 1388.4,135.9 1386.5,231.4 1515.3,79.7 1551.5,89.2 1544.4,315.2 1610.4,712.7 1570.7,1143.0 1582.2,1784.8 1580.0,1788.6 1559.0,1791.0 1559.8,1822.3 1527.6,1876.0 1352.4,1897.5 1352.9,1847.8 1064.7,1851.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0080/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[178.0,1852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70655088612422,32.38530397037787]}},{"type":"Feature","properties":{"resourceCoords":[1382.0,381.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70127044535009,32.390741425157465]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0081__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p81 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"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":"6324.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0081__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0081","type":"ImageService3","width":1581,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1532.0,1270.1 1488.5,1269.8 1488.0,1256.3 1454.9,1258.8 1210.8,1261.0 1106.3,1049.9 1103.2,711.6 1099.8,445.2 1098.8,124.2 1109.8,123.5 1095.1,47.4 635.7,21.8 174.2,59.1 173.7,47.4 118.8,47.9 150.3,1046.6 151.7,1046.6 152.4,1379.8 152.8,1713.9 152.7,1846.4 359.6,1870.8 626.3,1866.7 626.3,1871.2 879.7,1870.8 879.4,1847.6 1283.7,1882.8 1283.6,1873.2 1533.3,1867.8 1532.0,1709.7 1532.1,1280.6 1532.0,1270.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0081__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[628.0,1047.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70758803027746,32.38046981410017]}},{"type":"Feature","properties":{"resourceCoords":[1526.0,1711.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7037350720362,32.378062877944814]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0082__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p82 [2]","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"40"},{"label":"confidence","value":"0.98"},{"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":"6488.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0082__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0082","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"85.5,1054.5 99.5,1054.8 97.3,1199.7 101.7,1199.4 102.3,1159.5 165.3,1161.0 381.5,1341.7 380.9,1442.2 382.6,1698.3 410.5,1698.9 412.3,1849.5 730.0,1842.8 730.0,1837.8 1050.2,1859.1 1050.0,1868.6 1050.0,1870.5 1363.9,1855.8 1363.8,1862.7 1551.0,1845.0 1551.0,1831.0 1569.8,1830.6 1589.7,815.8 1554.5,93.3 1437.3,36.6 1006.4,38.6 895.4,74.0 876.5,118.0 821.2,117.3 783.9,157.4 644.0,155.7 105.3,64.5 98.0,385.9 81.1,385.8 85.5,1054.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0082__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[663.0,1039.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6989272,32.3805467]}},{"type":"Feature","properties":{"resourceCoords":[1092.0,393.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6971018,32.3829318]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0083__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p83 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"0.0"},{"label":"split_canvas_w","value":"6324.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0083__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0083","type":"ImageService3","width":1581,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.8,1302.5 55.5,1825.0 103.2,1881.8 1157.4,1891.7 1483.7,1829.7 1580.0,1831.3 1580.0,1826.1 1580.0,1823.7 1506.8,1823.3 1419.6,1820.0 1510.8,1353.6 1477.2,1353.2 1476.0,1353.2 1412.4,963.7 1400.4,957.0 1464.1,538.6 1580.0,540.0 1580.0,511.3 1538.9,514.7 1564.7,81.4 1468.3,31.2 372.9,28.2 323.5,76.0 299.6,393.4 293.2,399.0 221.0,399.6 194.2,436.5 138.2,431.9 138.8,399.0 126.7,399.0 119.8,399.0 111.9,437.5 91.5,529.5 116.3,529.8 111.9,838.9 90.0,838.9 77.2,1139.8 98.8,1139.5 92.8,1303.3 67.8,1302.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0083__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1406.0,1353.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.72293284818954,32.36056692767065]}},{"type":"Feature","properties":{"resourceCoords":[1150.0,962.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.72405386554915,32.361962622514184]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p84 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"6488.0"},{"label":"split_canvas_h","value":"7680.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"77.3,1459.7 72.6,1817.2 195.7,1818.7 196.7,1840.0 1192.8,1800.8 1348.7,1847.6 1529.5,1753.1 1554.6,1579.2 1521.3,1144.5 1166.4,1141.5 1014.2,1076.6 734.5,519.2 621.9,352.7 636.4,316.5 556.5,207.9 578.2,204.3 538.2,113.8 317.2,52.6 231.8,55.1 230.3,97.6 168.8,95.8 109.4,77.0 84.4,587.0 78.6,587.0 77.2,849.2 77.8,1083.7 89.8,1083.7 119.6,1460.3 77.3,1459.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[445.0,594.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.69950406202888,32.400932525000464]}},{"type":"Feature","properties":{"resourceCoords":[77.0,1448.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.70113339279571,32.397754531870234]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p84 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.30"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1956.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4531.6"},{"label":"split_canvas_h","value":"4428.0"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084","type":"ImageService3","width":1622,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1561.5,229.3 1561.5,83.6 1492.7,36.5 1384.0,40.1 1358.6,72.7 590.5,50.7 565.2,79.7 572.4,152.2 666.6,268.1 1079.4,1043.5 1206.2,1098.0 1506.9,1101.7 1506.8,1106.0 1531.1,1106.0 1534.4,947.5 1513.4,948.1 1521.1,656.3 1542.3,656.0 1541.7,356.4 1517.7,356.5 1536.0,267.0 1543.0,229.6 1561.5,229.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0084__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1302.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7295563,32.3623339]}},{"type":"Feature","properties":{"resourceCoords":[580.1,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7327389,32.3623332]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0085/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p85","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"31"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0085/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0085","type":"ImageService3","width":1571,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"51.3,1714.5 87.5,1338.1 74.0,96.0 372.8,42.1 876.0,68.1 973.2,39.0 1461.8,27.5 1506.5,35.3 1524.8,80.2 1536.6,456.5 1481.6,456.6 1505.8,1457.5 1507.2,1457.5 1505.5,1791.4 697.0,1788.9 696.5,1829.0 253.2,1782.2 175.7,1748.3 80.9,1723.7 51.3,1714.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0085/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[905.0,790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7122315,32.3828701]}},{"type":"Feature","properties":{"resourceCoords":[905.0,456.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.7122417,32.3840781]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Meridian, Mississippi | 1950 | sanborn04493_008 p9","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:31:12Z","modified":"2026-10-24T15:31:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0009","type":"ImageService3","width":1616,"height":1920},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"206.2,1900.0 33.5,1772.1 33.5,1756.2 56.2,1289.3 60.4,1156.6 70.0,1157.0 72.0,1141.0 70.0,1108.0 60.5,1107.8 63.0,400.2 70.0,144.0 621.8,137.2 1299.4,145.8 1500.5,147.7 1473.2,1292.3 1438.7,1292.5 1494.5,1763.3 1516.8,1763.4 1573.8,1839.8 206.2,1900.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984mm:g3984mm_g044931950:04493_1950-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1098.0,144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6971134,32.363946]}},{"type":"Feature","properties":{"resourceCoords":[70.0,144.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6989149,32.3628296]}}]}}]}