{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03376_031.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"New Orleans, Louisiana | 1951 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"68"},{"label":"placed","value":"66"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef-snap 37, georef 29"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"1 sheet(s) cut into 1 panels"},{"label":"unplaced pages","value":"p0__2 (tier 4, 29.95099,-90.10437 +/-1567m); p644 (tier 1, 29.94299,-90.10579 +/-442m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0601/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p601","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"46"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0601/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0601","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"156.2,769.1 243.9,258.1 296.2,254.3 782.9,256.6 783.0,139.0 1307.1,134.9 1307.6,464.8 1307.3,1156.2 1309.8,1452.2 1308.5,1936.0 1252.5,1921.5 1251.5,1915.6 972.7,1957.4 556.1,1887.2 519.5,1726.3 174.3,1601.2 92.8,1427.7 105.4,1043.2 100.9,1044.5 156.2,769.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0601/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[783.0,1161.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1080437,29.9416415]}},{"type":"Feature","properties":{"resourceCoords":[783.0,139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1079488,29.9435087]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0602/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p602","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"25"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0602/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0602","type":"ImageService3","width":1418,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.3,1643.0 221.0,1161.0 258.6,865.5 352.3,176.4 708.2,175.3 1244.9,178.4 1246.2,667.2 1244.0,1161.0 1238.0,1940.0 737.0,1904.0 446.1,1989.2 113.5,1877.0 100.5,1621.0 154.3,1643.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0602/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1244.0,1161.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1048226,29.9412357]}},{"type":"Feature","properties":{"resourceCoords":[221.0,1161.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10696,29.941067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0603/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p603","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0603/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0603","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"656.2,181.2 1313.2,177.7 1315.4,667.5 1314.0,1159.3 1319.0,1649.8 1317.8,1877.3 1289.8,1870.0 1027.5,1988.4 679.9,1891.9 392.6,1956.2 117.3,1937.8 119.2,1162.3 118.7,670.7 114.8,184.0 656.2,181.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0603/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[713.0,677.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10366319430217,29.942211177980415]}},{"type":"Feature","properties":{"resourceCoords":[116.0,677.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10491660193807,29.942118056794705]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0604/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p604","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0604/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0604","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1000.6,1914.0 707.5,1866.6 411.1,1945.2 184.8,1886.2 186.0,1658.3 180.8,1166.9 182.2,674.4 179.9,183.7 700.7,183.8 1067.3,178.4 1134.1,673.2 1200.9,1164.8 1261.4,1663.7 1289.3,1847.7 1139.1,1849.5 1123.5,1870.3 1000.6,1914.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0604/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[706.0,673.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10130251249117,29.94240620873056]}},{"type":"Feature","properties":{"resourceCoords":[706.0,1623.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10113212176859,29.940680850523588]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0605/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p605","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0605/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0605","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"165.5,1616.9 162.8,1432.8 170.0,935.6 170.1,444.8 717.8,427.6 1150.2,338.8 1249.3,1427.7 1304.3,1415.9 1270.5,1609.8 1335.6,1597.5 1348.4,1659.8 1345.4,1673.3 835.3,1739.0 805.8,1837.4 677.0,1876.0 510.2,1883.7 391.3,1744.5 46.9,1607.2 18.1,1613.2 18.1,1598.6 165.5,1616.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0605/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[756.0,1609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09864804346046,29.940615660314585]}},{"type":"Feature","properties":{"resourceCoords":[1350.0,1688.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09737898519204,29.940713110376535]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0606/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p606","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0606/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0606","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"79.2,1554.5 185.8,981.2 225.9,806.4 231.3,588.8 235.0,219.5 728.8,224.8 1345.7,226.5 1311.1,275.6 1292.4,1482.6 1350.5,1850.6 1394.5,1879.8 1330.9,1869.3 1319.0,1935.2 1147.9,1833.2 1139.0,1889.4 73.6,1588.6 79.2,1554.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0606/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[723.0,223.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0952778823882,29.943449128358786]}},{"type":"Feature","properties":{"resourceCoords":[225.0,223.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09585660293763,29.944203906046823]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0607/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p607","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0607/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0607","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1140.4,1864.3 978.2,1952.0 422.6,1915.8 259.7,1803.3 255.0,1191.0 255.1,700.9 265.6,211.5 741.7,215.7 1190.0,213.0 1196.3,749.1 1192.6,921.5 1193.6,1193.2 1188.9,1892.2 1180.2,1892.2 1140.4,1864.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0607/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[255.0,1191.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0952742,29.9434386]}},{"type":"Feature","properties":{"resourceCoords":[1190.0,213.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.094742,29.945876]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0608/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p608","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0608/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0608","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"708.8,189.5 1156.8,186.8 1154.8,675.1 1157.5,1163.7 1158.5,1683.4 1153.8,1823.4 1033.2,1945.5 854.4,1978.5 354.9,1952.8 225.9,1862.7 234.7,1862.7 238.1,1165.0 236.6,893.8 239.9,721.8 232.7,186.7 708.8,189.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0608/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[704.0,926.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0930519125544,29.945205823537453]}},{"type":"Feature","properties":{"resourceCoords":[233.0,678.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09417579520739,29.94511850247927]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0609/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p609","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0609/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0609","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"87.0,1682.0 121.0,1164.1 151.2,677.1 186.1,190.7 777.0,215.0 1129.2,209.3 1194.5,198.2 1290.3,165.6 1414.0,494.8 1414.0,499.9 1414.0,675.4 1372.8,692.9 1340.9,791.9 1339.0,1181.0 1340.3,1778.3 1270.3,1863.2 378.6,1892.8 79.2,1815.6 72.8,1821.1 87.0,1682.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0609/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1339.0,1181.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0898782,29.9466074]}},{"type":"Feature","properties":{"resourceCoords":[777.0,215.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0920611,29.9474122]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0610/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p610","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0610/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0610","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"460.9,180.3 826.2,43.0 824.4,45.9 1094.3,253.7 1159.0,181.9 1231.2,209.4 1243.8,387.3 1121.8,545.8 1345.1,1287.6 1335.5,1700.8 1240.7,1824.0 590.0,1977.3 127.3,1910.8 98.4,1944.8 105.8,1341.8 113.4,949.0 147.0,849.6 188.8,832.5 191.4,650.2 71.3,316.0 460.9,180.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0610/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[103.0,1353.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08986847303314,29.946588175274965]}},{"type":"Feature","properties":{"resourceCoords":[1054.0,516.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08935732341635,29.948853204363324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0611/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p611","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"31"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0611/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0611","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"314.8,1374.3 399.4,863.7 348.1,882.4 439.2,395.7 480.7,401.8 690.3,395.0 690.0,230.8 1206.8,224.0 1213.7,668.1 1218.5,1092.8 1226.0,1744.0 707.3,1753.7 708.5,1870.2 226.8,1873.2 314.8,1374.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0611/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[695.0,857.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1078698,29.9451643]}},{"type":"Feature","properties":{"resourceCoords":[1226.0,1744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1068434,29.9434739]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0612/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p612","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"34"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0612/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0612","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"226.6,317.9 254.7,275.4 313.9,264.4 811.7,260.3 812.2,362.2 1353.8,320.4 1356.6,720.0 1363.7,1682.6 1273.7,1683.0 1273.5,1775.5 815.2,1777.0 287.9,1786.6 288.5,1693.4 57.9,1684.2 112.0,1255.8 166.6,807.5 226.6,317.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0612/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[814.0,1243.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.105278,29.9455873]}},{"type":"Feature","properties":{"resourceCoords":[814.0,757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1053612,29.9464676]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0613/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p613","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0613/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0613","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"115.7,731.5 114.6,304.2 114.5,274.8 181.4,274.9 227.3,274.9 766.6,275.1 1284.7,269.9 1284.9,757.0 1289.3,1241.1 1290.8,1670.5 802.8,1674.6 767.3,1677.2 766.2,1769.9 230.3,1775.2 230.1,1683.6 118.4,1683.5 115.7,731.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0613/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[155.0,764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10414425441547,29.94656192627048]}},{"type":"Feature","properties":{"resourceCoords":[1286.0,764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10175419520424,29.946740939243018]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0614/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p614","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0614/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0614","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1311.7,1976.9 1246.7,1983.8 973.2,2013.5 894.0,2012.0 803.5,2018.2 375.3,1929.7 148.9,1875.2 254.4,1455.7 370.7,982.3 491.9,506.9 541.0,518.5 603.0,14.3 747.1,11.6 918.8,29.9 985.8,19.4 1195.9,23.2 1214.1,20.9 1259.3,21.1 1248.5,1697.5 1296.9,1917.8 1311.7,1976.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0614/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[888.0,1060.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10067524964053,29.9469310231282]}},{"type":"Feature","properties":{"resourceCoords":[1258.0,1958.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09931574563095,29.945606555171647]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0615/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p615","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0615/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0615","type":"ImageService3","width":1415,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"698.2,1786.1 698.8,1673.8 308.0,1670.2 308.9,1130.2 215.5,1128.0 213.3,1092.3 214.8,600.5 214.3,367.6 1197.6,245.9 1198.5,612.3 1192.0,1132.7 1187.5,1790.3 698.2,1786.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0615/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[703.0,610.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1014981948312,29.944193801066167]}},{"type":"Feature","properties":{"resourceCoords":[1195.0,1730.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10374361299391,29.943101405988255]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0616/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p616","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0616/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0616","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"236.1,1464.4 328.7,1465.7 322.9,941.4 324.7,485.9 232.7,485.1 233.0,395.6 233.4,283.2 325.6,283.2 715.5,283.4 715.9,395.4 1204.0,395.4 1205.0,936.1 1203.0,1469.8 1204.8,1823.7 877.7,1780.5 225.3,1693.6 236.1,1464.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0616/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[377.0,1717.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10680376537876,29.944396010112992]}},{"type":"Feature","properties":{"resourceCoords":[1207.0,339.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10375248270368,29.94310810201005]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0617/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p617","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0617/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0617","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"663.1,353.9 1056.2,267.8 1078.8,497.4 1240.5,1684.1 1196.2,1691.9 724.7,1785.0 171.2,1798.0 175.6,1298.8 183.2,307.6 663.1,353.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0617/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[687.0,363.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10003166178412,29.94523369085594]}},{"type":"Feature","properties":{"resourceCoords":[687.0,1788.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0993528500855,29.94270305975674]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0618/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p618","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0618/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0618","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"949.3,1757.0 732.1,1754.4 557.2,1716.6 28.3,1625.3 277.6,454.6 334.0,231.0 809.4,293.2 890.3,328.8 1329.2,329.4 1329.2,767.0 1327.0,1264.0 1317.6,1755.9 949.3,1757.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0618/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1327.0,1264.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0963842,29.9449553]}},{"type":"Feature","properties":{"resourceCoords":[334.0,231.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0993203,29.9455552]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0619/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p619","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0619/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0619","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"230.4,1602.8 256.0,1314.2 254.1,1256.3 213.1,1077.5 210.4,605.9 198.7,153.7 726.2,153.9 726.2,158.9 1204.8,151.6 1203.3,605.2 1204.0,1079.0 1202.4,1332.9 1186.7,1418.5 1128.4,1823.2 230.4,1602.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0619/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[729.0,1079.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0991628,29.9487046]}},{"type":"Feature","properties":{"resourceCoords":[1204.0,1079.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0986211,29.9479728]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0620/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p620","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0620/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0620","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"194.1,1415.5 210.3,1329.3 213.0,1073.0 214.3,594.8 217.7,134.8 701.0,139.0 1243.9,139.2 1248.7,598.1 1250.5,1076.8 1249.5,1518.3 1213.6,1599.7 1159.2,2012.6 1098.0,2013.0 871.1,2008.0 133.6,1823.8 194.1,1415.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0620/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[213.0,1073.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0986211,29.9479728]}},{"type":"Feature","properties":{"resourceCoords":[701.0,139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0964251,29.9481502]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0621/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p621","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0621/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0621","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1263.9,1898.8 1116.5,1909.8 666.9,1900.5 196.7,1899.0 194.5,1899.0 193.2,1421.5 198.1,1421.5 204.9,895.2 208.4,652.1 221.7,166.8 426.4,229.0 548.7,255.6 596.4,245.3 874.9,880.6 923.5,863.8 1162.3,1409.0 1359.3,1862.8 1263.9,1898.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0621/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1122.0,1895.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09533622383712,29.949830455940386]}},{"type":"Feature","properties":{"resourceCoords":[671.0,909.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.097282369772,29.9508854324842]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0622/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p622","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0622/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0622","type":"ImageService3","width":1424,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"238.0,1316.0 245.7,865.5 234.0,717.9 197.7,622.5 674.9,409.2 1192.7,179.2 1228.8,271.1 1247.5,358.4 1262.8,499.5 1264.5,588.1 1259.2,868.3 1257.3,1320.7 1254.5,1796.1 716.9,1793.5 238.2,1787.1 238.0,1316.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0622/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[721.0,1316.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0955757,29.9486223]}},{"type":"Feature","properties":{"resourceCoords":[238.0,1316.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0961343,29.9493626]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0623/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p623","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0623/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0623","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"335.8,818.0 337.6,222.6 753.0,218.2 1206.8,217.8 1213.2,258.3 1211.4,785.0 1209.8,1773.2 1156.0,1807.8 748.9,1846.4 749.1,1830.7 332.9,1834.7 332.6,1312.8 335.8,818.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0623/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1211.0,1303.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09396501783039,29.951483561318877]}},{"type":"Feature","properties":{"resourceCoords":[747.0,231.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.096404536595,29.951832525498023]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0624/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p624","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0624/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0624","type":"ImageService3","width":1424,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"330.7,796.8 330.1,228.6 748.1,223.4 748.0,239.2 1156.8,199.4 1118.8,224.1 1195.4,315.3 1211.0,594.8 1211.5,696.0 1206.9,1610.6 1195.0,1741.6 1133.5,1789.9 744.0,1797.5 332.5,1795.5 230.6,1792.8 225.7,1275.4 231.8,792.6 330.7,796.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0624/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[-13.0,1218.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09266809167777,29.94809369086244]}},{"type":"Feature","properties":{"resourceCoords":[1206.0,1275.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09117086428029,29.94990524351805]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0625/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p625","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0625/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0625","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"297.3,1393.5 302.9,1111.0 301.3,1021.6 285.9,879.4 267.3,791.3 713.7,600.7 1187.4,385.9 1202.8,451.2 1230.5,806.9 1242.7,1405.7 1242.8,1858.8 295.1,1849.7 297.3,1393.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0625/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[749.0,1847.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09443769746996,29.947108514213568]}},{"type":"Feature","properties":{"resourceCoords":[1244.0,854.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09212813764154,29.94734472395213]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0626/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p626","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0626/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0626","type":"ImageService3","width":1425,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"315.1,1234.5 309.4,781.0 308.8,306.4 1247.0,308.0 1245.2,784.6 1249.7,1232.6 1247.4,1708.4 753.3,1707.0 318.2,1707.8 315.1,1234.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0626/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[757.0,1236.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0961051,29.946181]}},{"type":"Feature","properties":{"resourceCoords":[1247.0,308.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0938913,29.9463466]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0627/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p627","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0627/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0627","type":"ImageService3","width":1413,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"231.7,1604.5 232.4,1347.2 234.9,1098.9 233.4,835.0 235.8,579.9 252.7,582.1 255.0,315.6 255.2,286.0 456.5,279.3 458.9,311.6 551.5,313.7 635.3,322.3 813.2,370.7 739.5,619.8 686.1,808.3 670.6,871.2 854.4,920.3 1059.0,980.8 1057.0,1023.1 1094.0,1134.8 1088.9,1159.7 1152.3,1396.8 899.6,1463.9 920.0,1544.5 818.0,1573.7 796.9,1575.8 812.2,1825.8 593.6,1841.2 552.6,1848.6 339.2,1859.4 232.6,1856.2 231.7,1604.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0627/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[333.0,309.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10864202883269,29.950961954895213]}},{"type":"Feature","properties":{"resourceCoords":[1198.0,1348.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.106460901993,29.946400775285962]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0628/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p628","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"24"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0628/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0628","type":"ImageService3","width":1423,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"215.1,989.2 297.9,969.8 303.0,542.0 297.4,160.4 427.3,155.9 820.3,156.2 1341.3,162.5 1337.6,539.0 1340.9,1044.6 1343.5,1410.5 1354.6,1514.8 1381.7,1569.4 1297.2,1582.0 1200.4,1613.6 1118.7,1652.7 1190.9,1741.4 1164.1,1762.4 840.4,2016.5 789.6,2019.6 739.4,2022.6 704.6,1978.2 681.3,1996.5 655.7,2016.6 291.8,1614.7 372.0,1552.0 64.6,1161.6 19.6,1121.5 215.1,989.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0628/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[372.0,1552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.105451,29.947367]}},{"type":"Feature","properties":{"resourceCoords":[303.0,542.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1073085,29.9482649]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0629/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p629","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0629/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0629","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"401.4,1404.2 231.3,924.1 206.1,832.0 182.3,684.6 179.5,396.5 173.9,221.8 749.6,224.0 1285.0,230.4 1285.2,779.3 1281.2,1298.3 1284.6,1815.5 915.6,1814.9 749.1,1842.0 569.2,1886.2 547.8,1825.1 401.4,1404.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0629/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[741.0,232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10596668116393,29.953197592174515]}},{"type":"Feature","properties":{"resourceCoords":[1287.0,232.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10499561067128,29.952663846075854]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0630/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p630","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0630/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0630","type":"ImageService3","width":1423,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"647.0,1828.6 269.4,1820.9 265.3,1300.8 268.5,779.0 267.6,227.1 655.0,231.0 1161.4,236.2 1154.2,1830.6 647.0,1828.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0630/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[655.0,231.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1043173,29.9522848]}},{"type":"Feature","properties":{"resourceCoords":[269.0,1789.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1067513,29.9502753]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0631/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p631","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0631/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0631","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"688.4,1806.2 583.5,1816.5 216.1,1816.3 219.0,220.2 727.2,223.9 1235.3,221.5 1389.7,225.5 1274.4,479.6 1359.4,519.8 1249.8,753.4 1213.5,906.3 1185.5,979.9 1042.5,1294.0 872.9,1631.3 803.5,1716.9 743.5,1779.4 688.4,1806.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0631/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[723.0,227.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10254786566705,29.951280413962696]}},{"type":"Feature","properties":{"resourceCoords":[733.0,1771.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10427184227025,29.94891329516878]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0632/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p632","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0632/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0632","type":"ImageService3","width":1423,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"364.1,1753.8 313.1,1855.0 244.7,1796.9 176.9,1722.1 131.3,1650.8 159.6,1570.0 186.8,1464.7 200.9,1092.4 200.4,751.8 195.4,674.2 165.2,522.0 167.9,267.4 163.1,18.6 212.0,22.0 266.7,21.4 1022.4,204.7 1015.6,267.9 963.0,469.9 957.5,537.1 899.8,698.6 868.8,838.4 1341.2,1015.9 1318.7,1060.7 1080.8,1521.3 828.1,1998.1 785.1,2017.4 755.0,1959.6 394.0,1769.5 364.1,1753.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0632/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[142.0,265.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10178226849227,29.950253844843388]}},{"type":"Feature","properties":{"resourceCoords":[335.0,1802.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10429819738478,29.94842527617782]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0633/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p633","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0633/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0633","type":"ImageService3","width":1416,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"62.1,959.2 62.6,381.4 432.4,378.2 1238.5,378.1 1386.6,377.0 1386.7,540.6 1380.0,1163.9 1383.2,1883.3 963.2,1886.2 53.8,1883.2 57.2,1496.5 62.1,959.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0633/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[972.0,1495.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10396714556536,29.9540717763773]}},{"type":"Feature","properties":{"resourceCoords":[519.0,1876.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10380476983407,29.953004765059976]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0634/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p634","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0634/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0634","type":"ImageService3","width":1423,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"205.7,257.4 250.4,191.9 307.4,231.8 836.0,312.1 1117.5,327.6 1117.8,355.0 1422.0,401.2 1422.0,417.1 1223.4,416.6 1224.9,796.5 1218.0,910.3 1221.7,1726.8 715.0,1724.0 209.5,1721.2 209.6,811.8 205.2,391.9 205.7,257.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0634/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[715.0,815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1023965,29.9531736]}},{"type":"Feature","properties":{"resourceCoords":[715.0,1724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1034282,29.9517835]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0635/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p635","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0635/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0635","type":"ImageService3","width":1427,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"754.3,1790.4 864.0,1562.2 887.9,1530.8 963.5,1580.2 1073.9,1387.8 1203.8,1118.0 1144.4,1088.5 1205.3,957.9 1247.1,812.0 1275.0,669.4 1279.2,640.9 1287.9,607.5 1317.5,494.0 1331.4,457.2 1.0,367.3 1.0,395.1 306.6,445.6 306.4,461.6 105.8,458.5 102.4,842.2 93.9,957.0 87.2,1781.7 598.8,1784.7 754.3,1790.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0635/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[597.0,875.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10064031862396,29.9521784561276]}},{"type":"Feature","properties":{"resourceCoords":[597.0,1319.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10112932671325,29.951500724438244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0636/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p636","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"18"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0636/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0636","type":"ImageService3","width":1423,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"198.8,1853.0 206.8,1574.7 216.8,1324.0 226.2,1286.1 314.4,1301.3 339.2,1082.9 351.3,786.5 285.6,783.0 289.7,640.2 270.4,491.1 247.3,385.6 448.8,301.9 440.3,327.9 929.9,351.7 1175.2,360.6 1171.7,816.2 1158.3,1291.1 1193.5,1472.5 1193.4,1530.8 1157.8,1820.6 400.0,1611.6 295.4,1605.5 292.4,1857.2 198.8,1853.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0636/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[322.0,564.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0994899,29.9515019]}},{"type":"Feature","properties":{"resourceCoords":[1167.0,1335.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0998139,29.9494426]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0637/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p637","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0637/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0637","type":"ImageService3","width":1427,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"317.7,882.0 404.5,351.8 445.2,295.0 555.9,142.1 719.8,248.5 765.4,256.6 1216.5,259.8 1206.2,1275.0 1202.0,1786.2 740.0,1778.6 739.7,1797.9 258.4,1776.3 317.7,882.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0637/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[755.0,1271.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1004385934766,29.954120066264057]}},{"type":"Feature","properties":{"resourceCoords":[755.0,766.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10133217031947,29.9546055128859]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0638/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p638","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0638/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0638","type":"ImageService3","width":1424,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"243.2,1186.6 291.1,1196.5 289.9,1890.8 341.3,1894.9 757.0,1890.0 1211.0,1889.1 1203.2,1840.4 1202.1,1079.5 1204.2,803.5 1213.1,126.5 757.0,125.0 756.9,144.1 281.5,129.1 244.2,833.4 207.8,820.3 63.0,784.9 35.0,781.0 1.0,774.9 1.0,991.8 142.0,1112.9 243.2,1186.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0638/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[757.0,1890.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0964204,29.9518546]}},{"type":"Feature","properties":{"resourceCoords":[757.0,125.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.099557,29.9536092]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0639/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p639","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0639/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0639","type":"ImageService3","width":1427,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"277.0,486.6 421.6,439.1 424.1,446.6 711.5,318.5 955.8,320.5 1181.9,324.6 1209.9,326.2 1223.2,307.9 1269.5,307.1 1251.3,334.8 1222.8,374.8 1220.5,830.3 1252.2,830.3 1252.2,961.9 1234.5,961.9 1209.8,1522.5 1244.8,1522.2 1233.0,1570.5 1204.3,1639.2 1182.2,1680.6 1164.0,1619.2 1144.3,1567.1 1128.0,1535.7 1096.7,1553.2 1126.8,1606.9 1127.0,1607.3 1149.1,1664.6 1162.1,1709.2 661.6,1707.1 438.2,1706.6 415.6,1702.7 334.2,1650.4 279.8,1726.4 247.3,1703.9 180.4,1703.2 180.1,1345.2 184.4,1035.0 184.7,953.6 238.8,953.4 230.1,812.5 233.9,568.5 245.8,522.4 258.1,556.7 266.3,450.4 277.0,486.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0639/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[671.0,1697.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10173075511541,29.955848215672408]}},{"type":"Feature","properties":{"resourceCoords":[945.0,1509.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10178192146127,29.957061479389285]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0640/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p640","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.66"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0640/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0640","type":"ImageService3","width":1424,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"216.6,836.4 184.1,836.4 185.9,370.5 215.1,329.6 237.4,295.6 674.6,319.3 674.8,319.3 1023.2,320.9 1271.1,323.8 1273.4,312.6 1292.8,317.4 1332.5,957.4 1297.0,1422.8 1249.4,1587.2 1277.8,1631.9 1189.9,1719.0 1214.8,1767.1 1108.3,1740.8 1108.7,1737.1 452.6,1734.1 452.8,1722.3 150.7,1697.3 168.4,1663.8 197.7,1593.5 209.8,1544.1 173.9,1544.4 198.5,970.9 216.7,970.9 216.6,836.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0640/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[183.0,1252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10213375114206,29.958439760109115]}},{"type":"Feature","properties":{"resourceCoords":[183.0,332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10533538710347,29.960201652285583]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0641/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p641","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0641/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0641","type":"ImageService3","width":1405,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1233.8,294.9 1251.5,407.0 1258.2,521.1 1252.7,792.1 1251.7,1437.7 762.1,1708.8 761.3,1806.4 591.2,1804.7 489.9,1803.7 224.0,1801.0 226.4,1294.7 233.2,289.4 1233.8,294.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0641/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[773.0,794.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1002081,29.956141]}},{"type":"Feature","properties":{"resourceCoords":[224.0,1801.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.099031,29.95431]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0642/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p642","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.68"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0642/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0642","type":"ImageService3","width":1424,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"102.6,1208.2 158.9,1198.8 216.3,1195.1 352.6,1196.8 677.1,1195.0 815.2,1440.2 864.4,1440.2 864.1,1525.7 864.1,1526.9 864.0,1576.7 863.6,1710.4 968.4,1712.0 1205.0,1715.7 1344.2,1717.2 1333.0,1429.0 1334.0,1133.5 1311.6,1133.5 1313.0,949.8 1327.5,386.9 1345.8,389.1 1352.5,115.2 1351.7,113.9 1191.1,172.9 1030.3,183.5 851.9,139.2 425.3,161.7 269.4,125.1 219.4,157.2 128.6,137.3 103.2,242.1 99.5,241.7 99.7,886.5 88.2,886.5 65.0,1183.5 73.8,1188.1 12.2,1206.8 1.0,1211.0 1.0,1243.8 57.9,1221.5 102.6,1208.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0642/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[609.0,1711.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.099931,29.954808]}},{"type":"Feature","properties":{"resourceCoords":[357.0,1711.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1008205,29.9553028]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0643/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p643","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.66"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0643/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0643","type":"ImageService3","width":1397,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"503.9,1709.9 126.7,1710.0 115.3,1426.9 115.8,1136.5 93.8,1136.5 94.8,955.9 108.3,402.6 126.2,404.7 132.4,135.6 190.9,226.3 252.3,247.5 418.2,249.1 803.6,321.9 929.5,301.6 1236.5,333.8 1310.1,481.6 1350.0,907.2 1331.8,1101.2 1246.4,1191.0 1236.9,1540.0 1255.7,1636.4 1299.4,1704.3 809.3,1703.7 548.1,1702.8 528.0,1706.0 503.9,1709.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0643/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[528.0,1706.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.095901,29.9525546]}},{"type":"Feature","properties":{"resourceCoords":[104.0,897.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0955522,29.9559185]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0645/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p645","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0645/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0645","type":"ImageService3","width":1397,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.2,100.8 42.3,100.0 705.5,230.0 704.6,265.0 1370.3,346.4 1361.2,816.8 1347.8,1327.8 1320.4,1912.7 1155.3,1962.7 877.5,1867.7 560.7,1901.3 383.5,1830.4 233.7,1541.0 310.0,1510.2 345.9,1320.3 158.1,956.8 37.0,145.1 35.6,144.6 42.2,100.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0645/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1051.0,1333.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11224692579012,29.944055551541588]}},{"type":"Feature","properties":{"resourceCoords":[60.0,164.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11352142538229,29.94660132984524]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0646/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p646","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0646/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0646","type":"ImageService3","width":1421,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"69.7,1155.8 84.8,648.2 96.6,136.4 310.1,145.1 737.9,128.2 820.3,114.4 1258.7,88.4 1304.9,57.8 1342.1,581.2 1373.2,1093.8 1323.3,1110.3 1362.9,1629.0 1376.5,1910.5 1275.6,1970.4 368.8,1986.4 102.2,1896.1 46.4,1735.1 40.5,1736.9 69.7,1155.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0646/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[832.0,648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1098082086517,29.944398057781704]}},{"type":"Feature","properties":{"resourceCoords":[88.0,648.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11130756103928,29.944786223208823]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0647/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p647","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0647/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0647","type":"ImageService3","width":1412,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"212.7,1775.4 707.6,1781.1 707.4,1801.3 1021.7,1845.0 1021.8,1859.2 1337.8,1769.3 1332.8,1378.8 1334.0,870.6 1367.7,874.8 1368.7,343.7 1029.9,343.6 1040.7,287.5 911.5,283.8 617.4,241.9 409.2,208.0 1.0,152.5 1.0,214.9 401.7,266.9 284.9,1218.4 219.8,1717.8 212.7,1775.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0647/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1027.0,865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1099877,29.9503033]}},{"type":"Feature","properties":{"resourceCoords":[347.0,711.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1112596,29.9509506]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0648/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p648","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0648/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0648","type":"ImageService3","width":1421,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"689.5,1822.7 690.1,1787.5 24.6,1663.8 91.6,1156.4 158.2,644.1 217.1,186.5 718.9,194.7 718.6,215.2 1037.0,261.1 1037.0,275.5 1357.9,185.9 1359.0,323.1 1354.9,824.5 1354.4,1344.5 1357.5,1852.9 1357.0,1897.8 689.5,1822.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0648/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1051.0,1332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11126758335911,29.946739398207736]}},{"type":"Feature","properties":{"resourceCoords":[1051.0,823.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11095022356325,29.947617548795844]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0649/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p649","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0649/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0649","type":"ImageService3","width":1419,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"412.6,363.8 438.6,210.7 449.6,177.8 475.9,209.3 497.0,222.0 546.0,231.2 614.4,239.6 724.5,247.2 858.4,250.9 1135.8,249.5 1141.6,744.0 1142.7,1003.8 1145.6,1268.4 1148.1,1531.2 1150.0,1792.0 1150.0,1814.5 895.1,1780.3 717.8,1654.3 618.5,1692.9 360.8,1672.1 394.1,1387.5 308.8,1019.7 412.6,363.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0649/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1150.0,1517.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11303631901424,29.94760339667398]}},{"type":"Feature","properties":{"resourceCoords":[1150.0,247.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11080712131827,29.951682383863414]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0650/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p650","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0650/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0650","type":"ImageService3","width":1429,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"245.1,1864.9 248.0,1399.8 251.8,1110.0 249.6,676.3 249.2,543.1 248.6,331.6 252.1,202.6 387.4,216.7 383.3,178.0 548.9,187.8 596.6,186.6 662.3,177.7 663.1,177.5 768.2,196.4 732.8,205.3 777.5,221.7 1020.4,250.2 1161.7,255.7 1156.5,309.8 1149.3,383.3 1107.5,783.0 1089.8,966.6 1083.8,1053.8 1070.5,1197.4 1074.9,1272.0 1082.8,1319.2 1143.1,1566.8 1194.6,1783.8 996.7,1822.9 1001.3,1852.2 833.0,1878.5 834.1,1849.8 769.6,1858.0 620.3,1860.1 514.2,1859.4 245.1,1864.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0650/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[514.0,1094.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10937118394092,29.95429137641515]}},{"type":"Feature","properties":{"resourceCoords":[1200.0,1809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1081350220492,29.950840450130784]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0651/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p651","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0651/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0651","type":"ImageService3","width":1410,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1323.0,175.2 1317.6,932.8 1292.5,975.2 1292.7,1365.5 1290.0,1849.0 792.0,1852.0 108.4,1853.3 52.6,1741.2 99.3,77.9 1246.1,63.7 1356.4,174.8 1323.0,175.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0651/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[792.0,805.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1196125,29.9567205]}},{"type":"Feature","properties":{"resourceCoords":[792.0,1852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1179824,29.95541]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0652/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p652","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0652/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0652","type":"ImageService3","width":1429,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"231.2,312.6 572.0,267.6 1224.0,265.3 1240.9,285.7 1243.5,453.4 1243.2,626.3 1241.2,888.7 1240.8,1131.0 1241.6,1392.8 1237.7,1755.8 975.4,1779.6 711.6,1810.9 715.9,1628.7 718.1,1393.5 717.5,1130.8 710.1,1130.8 451.6,887.1 177.3,888.6 177.0,692.5 189.6,671.0 191.9,290.1 208.8,289.9 231.2,312.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0652/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1241.0,898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1149282659567,29.959522384440884]}},{"type":"Feature","properties":{"resourceCoords":[453.0,889.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11722244998018,29.957432568712303]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0653/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p653","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0653/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0653","type":"ImageService3","width":1405,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"743.8,140.2 1244.6,136.1 1245.7,662.9 1239.0,1186.2 1239.8,1325.5 1293.8,1317.8 1350.6,1744.5 1300.2,1751.2 262.4,1915.8 68.5,1939.4 33.2,1922.0 72.3,1846.6 142.2,1772.1 83.3,779.1 175.5,380.8 56.5,143.1 743.8,140.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0653/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[727.0,1190.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11638453570497,29.9540775299982]}},{"type":"Feature","properties":{"resourceCoords":[727.0,147.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1179961657475,29.955379009516694]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0654/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p654","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0654/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0654","type":"ImageService3","width":1429,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"187.9,196.4 736.8,202.2 1245.9,698.2 1260.6,698.4 1253.3,1224.1 1241.1,1694.5 965.5,1757.6 875.7,1772.2 206.0,1865.7 151.9,1872.4 153.6,1733.0 169.5,1209.7 177.8,682.8 187.9,196.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0654/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[715.0,1217.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1156703,29.9561626]}},{"type":"Feature","properties":{"resourceCoords":[179.0,1869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1154037,29.954636]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0655/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p655","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0655/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0655","type":"ImageService3","width":1405,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"242.6,1388.0 265.0,1355.3 269.4,1159.3 255.4,104.2 733.0,104.7 732.9,49.0 849.4,49.2 978.5,58.1 968.8,105.3 1052.5,130.5 1120.5,186.2 1173.3,251.9 1162.7,318.8 1161.5,621.4 1170.8,1916.2 1159.8,1889.6 1117.7,1945.8 640.6,1907.3 324.1,1775.6 237.4,1637.5 248.0,1432.0 173.3,1338.2 242.6,1388.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0655/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[257.0,632.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11532161240613,29.95335250407618]}},{"type":"Feature","properties":{"resourceCoords":[257.0,1788.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11670735893061,29.951621142583445]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0656/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p656","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0656/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0656","type":"ImageService3","width":1429,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"231.8,190.2 543.4,92.4 1262.4,170.5 1250.1,768.4 1251.0,1369.0 1245.4,1859.7 1087.9,1861.0 712.9,1854.5 197.2,1862.5 198.8,1377.5 203.4,852.5 204.7,506.6 200.0,171.0 231.8,190.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0656/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1251.0,1369.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1134597,29.9609685]}},{"type":"Feature","properties":{"resourceCoords":[200.0,171.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.116823,29.961048]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0657/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p657","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0657/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0657","type":"ImageService3","width":1405,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"185.4,1381.9 179.6,780.2 187.0,181.2 206.0,183.2 954.5,147.9 1013.6,92.2 1229.7,193.7 1211.0,780.8 1240.0,780.5 1235.9,849.5 1242.3,1375.5 1241.5,1863.0 712.9,1877.3 183.9,1873.4 185.4,1381.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0657/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[445.0,1379.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.113089,29.961317]}},{"type":"Feature","properties":{"resourceCoords":[1238.0,815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.112808,29.963077]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0658/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p658","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0658/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0658","type":"ImageService3","width":1429,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"267.6,232.6 679.2,149.1 1264.0,144.2 1341.4,291.9 1311.2,699.5 1408.5,771.8 1252.5,771.8 1255.7,1368.0 1253.7,1858.5 1253.6,1877.4 725.5,1853.7 725.4,1860.0 212.6,1857.8 216.4,1375.3 213.4,854.8 217.9,786.5 189.1,786.6 211.3,205.7 267.6,232.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0658/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[731.0,1375.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.111196,29.9630764]}},{"type":"Feature","properties":{"resourceCoords":[1254.0,179.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.112302,29.965286]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0659/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p659","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0659/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0659","type":"ImageService3","width":1405,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"159.0,1280.0 163.6,761.0 157.2,760.9 183.7,226.6 239.9,227.1 564.9,229.9 1074.5,238.4 1126.3,758.4 1155.0,1022.0 1178.7,1288.6 1243.8,1809.3 685.3,1816.7 167.5,1809.5 159.0,1280.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0659/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1155.0,1022.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1092863,29.9608842]}},{"type":"Feature","properties":{"resourceCoords":[159.0,1280.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1111954,29.9617693]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0660/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p660","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0660/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0660","type":"ImageService3","width":1421,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"104.0,1267.0 114.5,891.2 114.8,733.3 128.7,204.1 646.0,215.5 1204.2,212.6 1239.9,628.6 1248.9,756.6 1301.7,1274.6 1359.5,1805.6 631.4,1788.9 106.5,1784.0 104.0,1267.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0660/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[635.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1126518,29.958992]}},{"type":"Feature","properties":{"resourceCoords":[104.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11348,29.959643]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0661/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p661","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"30"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0661/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0661","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"516.8,1697.6 96.1,1674.2 117.0,1013.0 117.9,924.0 102.7,647.8 451.7,722.1 487.3,203.5 914.4,286.7 1333.1,365.3 1230.3,1694.3 1220.1,1733.5 1094.7,1719.3 981.3,1714.0 979.0,1768.3 514.0,1747.3 516.8,1697.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0661/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[558.0,1250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1140393,29.9548875]}},{"type":"Feature","properties":{"resourceCoords":[117.0,1013.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.114572,29.955702]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0662/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p662","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0662/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0662","type":"ImageService3","width":1425,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"379.6,1760.0 309.9,1706.5 225.4,1683.9 233.7,1636.4 241.2,1595.6 243.3,227.9 757.7,290.1 845.2,288.6 985.5,257.1 1078.3,829.5 1233.6,1746.9 1244.1,1809.1 986.6,1852.6 773.1,1879.8 639.1,1889.8 542.0,1890.7 496.7,1874.4 434.5,1824.0 379.6,1760.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0662/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[973.0,285.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11044429232687,29.954639432745548]}},{"type":"Feature","properties":{"resourceCoords":[231.0,1656.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1134154779221,29.953436920706608]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0663/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p663","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0663/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0663","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"161.2,701.8 164.8,253.9 693.4,207.3 1226.2,144.2 1214.3,582.5 1218.8,1022.5 1224.9,1022.0 1219.6,1586.2 1047.2,1636.8 212.2,1883.8 165.5,1747.4 154.4,1660.2 160.6,1140.3 161.2,701.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0663/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[688.0,1092.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11092985200149,29.956277796701016]}},{"type":"Feature","properties":{"resourceCoords":[161.0,702.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11228025170833,29.956055973654774]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0664/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p664","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0664/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0664","type":"ImageService3","width":1425,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"176.6,1690.7 187.0,1131.5 181.0,1132.0 180.4,695.9 196.2,261.5 711.9,208.7 839.4,199.7 1253.6,163.9 1239.3,594.5 1235.0,1032.0 1224.4,1033.3 1004.6,1588.2 1031.8,1727.6 960.0,1756.4 914.3,1489.4 665.3,1552.0 260.2,1666.8 176.6,1690.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0664/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[181.0,1132.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1102812,29.9570714]}},{"type":"Feature","properties":{"resourceCoords":[1235.0,1032.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1089392,29.9586245]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0665/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p665","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0665/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0665","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"233.5,1320.5 210.6,1053.2 182.8,788.7 132.8,267.3 255.9,262.5 605.5,307.6 767.5,285.7 966.6,275.0 986.6,282.5 1001.0,302.7 1022.7,436.8 1045.8,805.3 1112.7,1325.7 1171.6,1858.0 730.7,1855.5 296.9,1842.8 233.5,1320.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0665/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[209.0,1062.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10930137571742,29.96087435724485]}},{"type":"Feature","properties":{"resourceCoords":[613.0,797.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10830024454341,29.960733721742706]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0666/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p666","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0666/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0666","type":"ImageService3","width":1425,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"585.8,1984.6 72.2,1675.8 72.7,1665.1 103.6,1132.3 124.8,609.9 163.6,244.1 164.7,108.7 154.0,86.4 137.8,77.0 1017.9,74.1 1017.2,87.7 1012.7,540.5 1012.6,1029.6 1273.8,1602.9 1258.9,1607.9 1356.3,1896.7 1282.4,1919.1 1153.9,1951.2 1059.3,1963.9 728.4,1980.5 585.8,1984.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0666/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[111.0,666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.107730410283,29.960118756153417]}},{"type":"Feature","properties":{"resourceCoords":[679.0,1147.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10727428888663,29.958819113411742]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0667/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Orleans, Louisiana | 1951 | sanborn03376_031 p667","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.80"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T16:16:12Z","modified":"2026-10-18T16:16:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0667/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0667","type":"ImageService3","width":1411,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.2,656.1 112.5,404.9 108.7,99.5 188.6,99.0 255.2,147.8 520.6,128.9 558.6,98.2 754.1,114.5 1182.0,65.8 1295.2,87.7 1360.6,849.7 1291.3,1229.1 1300.7,1730.0 1308.5,1760.3 1288.8,1759.2 1288.6,1770.5 1046.8,1814.3 707.4,1878.3 277.1,1937.4 274.5,1943.5 228.6,1953.2 218.8,1974.1 197.5,1976.9 114.7,1538.9 115.1,1537.6 108.2,1437.2 95.9,1355.6 116.0,1178.8 112.6,1116.7 113.9,858.7 113.3,694.2 113.2,656.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376195106A:03376_06A_1951-0667/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[217.0,422.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11009566987089,29.9640253923773]}},{"type":"Feature","properties":{"resourceCoords":[115.0,145.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.11122445473939,29.964443159369637]}}]}}]}