{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03376_018.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"New Orleans, Louisiana | 1940 | mapsnap generated fit (2026-10-24)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-24"},{"label":"run","value":"corpus-v2.2"},{"label":"pages","value":"82"},{"label":"placed","value":"79"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef-snap 46, georef 35, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 6 panels"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101__1/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 | 1940 | sanborn03376_018 p101 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2732.0"},{"label":"split_canvas_h","value":"8152.0"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"78.5,1822.1 625.9,1833.7 618.1,1359.6 616.1,889.8 616.1,437.0 616.2,298.9 61.4,411.1 77.7,446.7 78.5,1822.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[617.0,1363.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07526186840734,29.958844491601777]}},{"type":"Feature","properties":{"resourceCoords":[67.0,1363.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07597969294439,29.95805545169323]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101__2/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 | 1940 | sanborn03376_018 p101 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2732.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2740.0"},{"label":"split_canvas_h","value":"8152.0"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"754.6,226.1 756.0,1823.3 846.0,1913.4 1013.1,1933.2 1202.8,1897.3 1305.5,1803.8 1310.5,1753.8 1303.5,1016.9 1295.5,693.6 1305.9,237.5 754.6,226.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0101__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1292.0,1476.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07245368772726,29.956914525006685]}},{"type":"Feature","properties":{"resourceCoords":[1292.0,237.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07448987429086,29.958305801082957]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0102/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 | 1940 | sanborn03376_018 p102","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0102/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0102","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"259.4,811.3 263.4,575.3 268.3,347.9 269.1,311.2 536.8,293.0 527.4,245.8 822.5,246.1 1064.1,250.6 1062.5,357.8 1059.2,584.4 1054.8,1055.5 1049.6,1599.3 1046.0,1664.4 1046.2,1831.1 1035.4,1827.5 787.7,1875.0 522.0,1861.5 267.4,1807.3 241.1,1830.2 244.2,1805.4 248.6,1438.0 248.1,1276.7 258.2,1049.4 259.4,811.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0102/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1059.0,1050.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07244521974134,29.960648630637596]}},{"type":"Feature","properties":{"resourceCoords":[818.0,582.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07462265675707,29.96097367323498]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0103/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 | 1940 | sanborn03376_018 p103","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0103/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0103","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1020.9,247.9 1244.1,241.6 1286.6,184.9 1360.4,85.7 1367.0,184.2 1367.0,200.2 1264.2,334.1 1218.0,396.1 1161.1,505.7 1166.0,689.0 1281.2,705.2 1266.4,1467.2 1257.5,1740.8 1258.0,1855.2 1069.5,1953.0 803.9,1973.5 170.8,1780.1 164.0,1448.2 168.7,1318.3 158.1,235.0 1020.9,247.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0103/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[718.0,242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07169764679495,29.9614205905107]}},{"type":"Feature","properties":{"resourceCoords":[172.0,1783.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.06985362196414,29.95889975592558]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0104/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 | 1940 | sanborn03376_018 p104","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.30"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0104/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0104","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.0,311.9 60.0,372.8 1.0,479.4 1.0,665.2 115.0,684.4 79.6,1448.1 63.4,1722.1 60.8,1836.8 120.3,1808.0 297.8,1897.8 688.9,1939.8 1228.4,1758.2 1225.4,1743.8 1256.0,235.7 185.6,216.2 108.0,311.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0104/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[652.0,1776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0676835897299,29.961308000541663]}},{"type":"Feature","properties":{"resourceCoords":[1225.0,1776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.06696619488739,29.962145391451934]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0105/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 | 1940 | sanborn03376_018 p105","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0105/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0105","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"153.6,259.8 908.4,337.4 901.5,222.1 1248.2,224.7 1254.6,429.5 1242.8,889.8 1237.2,1317.1 1236.6,1356.8 1238.8,1356.8 1258.2,1818.0 1243.2,1837.8 1019.9,1842.8 156.8,1825.0 153.0,886.2 153.4,434.6 153.6,259.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0105/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[695.0,1827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07173953128597,29.96139818858071]}},{"type":"Feature","properties":{"resourceCoords":[1249.0,1361.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07179991078631,29.96271816413067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0106/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 | 1940 | sanborn03376_018 p106","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0106/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0106","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"66.8,1846.8 44.2,1379.0 42.0,1379.0 45.4,905.2 54.5,438.2 46.9,230.4 369.8,227.5 948.9,227.2 1244.9,218.4 1247.0,429.3 1248.6,1372.7 1227.8,1372.8 1231.2,1852.2 147.9,1862.0 177.4,1823.7 169.6,1708.7 94.8,1809.5 66.8,1846.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0106/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[686.0,903.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07177436747654,29.964144780011512]}},{"type":"Feature","properties":{"resourceCoords":[59.0,330.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07351392873757,29.963894478820546]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0107/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 | 1940 | sanborn03376_018 p107","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0107/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0107","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"103.2,1361.4 123.5,1361.5 129.5,441.9 129.2,236.2 711.9,243.7 1238.3,244.9 1260.8,434.1 1270.1,434.3 1254.7,899.0 1250.0,899.0 1242.3,1364.9 1234.8,1820.0 699.0,1814.0 698.9,1824.6 102.7,1812.4 103.2,1361.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0107/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1250.0,899.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0695994,29.9665853]}},{"type":"Feature","properties":{"resourceCoords":[699.0,1814.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0687742,29.9647489]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0108/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 | 1940 | sanborn03376_018 p108","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0108/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0108","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"83.2,1737.6 61.6,240.8 655.0,243.6 655.0,233.0 1188.3,230.6 1188.0,685.0 1176.9,1431.5 1180.4,1749.6 790.0,1817.2 650.1,1910.2 93.5,1749.0 86.6,1751.7 83.2,1737.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0108/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[655.0,233.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0687742,29.9647489]}},{"type":"Feature","properties":{"resourceCoords":[87.0,1771.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0669591,29.9621478]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0109/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 | 1940 | sanborn03376_018 p109","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0109/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0109","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"181.6,163.3 724.2,173.4 1123.6,174.8 1195.0,289.1 1278.5,900.5 1181.5,1290.2 1183.0,1603.7 1128.4,1676.8 1089.2,1677.2 1086.4,1833.7 357.8,1824.9 396.9,1683.5 361.6,1682.9 158.5,1679.1 181.6,163.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0109/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[722.0,177.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07182377238895,29.97060368692662]}},{"type":"Feature","properties":{"resourceCoords":[342.0,1783.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.06961604154148,29.96824194953395]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0110/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 | 1940 | sanborn03376_018 p110","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.64"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0110/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0110","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"298.5,1759.5 106.6,1168.0 106.0,1063.0 105.8,1028.2 245.4,1063.3 236.9,348.6 83.3,349.6 82.0,311.2 118.5,337.1 427.7,262.1 1168.4,262.5 1193.4,287.8 1224.5,1756.7 766.6,1760.1 766.5,1755.5 309.6,1751.4 309.6,1760.5 298.5,1759.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0110/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0684859,29.9700582]}},{"type":"Feature","properties":{"resourceCoords":[1368.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0661838,29.9684399]}},{"type":"Feature","properties":{"resourceCoords":[1368.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.0689669,29.9654688]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.071269,29.9670871]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0111/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 | 1940 | sanborn03376_018 p111","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0111/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0111","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"219.1,243.3 244.8,270.4 824.7,229.0 1131.1,325.3 1142.6,314.7 1133.5,691.3 1134.3,1169.5 1130.9,1755.2 673.4,1748.5 217.2,1741.8 219.1,243.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0111/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[679.0,1747.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.06805531626524,29.965520430213825]}},{"type":"Feature","properties":{"resourceCoords":[213.0,1122.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0680245137939,29.966955263472737]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0112/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 | 1940 | sanborn03376_018 p112","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0112/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0112","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"142.5,1127.6 128.8,645.3 128.0,265.1 180.7,214.2 479.4,170.4 1144.8,189.7 1217.7,302.1 1252.0,1009.7 1183.8,1428.5 1236.7,1712.7 913.5,1720.3 154.7,1718.5 142.5,1127.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0112/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[605.0,1147.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.065811,29.9652856]}},{"type":"Feature","properties":{"resourceCoords":[1213.0,637.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0641401,29.9653033]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0113/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 | 1940 | sanborn03376_018 p113","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0113/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0113","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"725.4,167.2 1232.0,168.8 1272.0,168.8 1272.2,691.6 1231.0,692.0 1231.0,823.4 1237.6,1255.2 1229.3,1679.4 1249.5,1772.5 719.8,1816.5 720.3,1751.7 167.6,1859.7 81.1,1667.7 69.6,1341.6 137.9,1214.0 54.2,878.9 129.1,532.2 62.1,398.1 79.5,217.0 141.3,171.6 725.4,167.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0113/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[729.0,694.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0787834221119,29.961251018622608]}},{"type":"Feature","properties":{"resourceCoords":[88.0,1219.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07873861830386,29.959730247668897]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0114/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 | 1940 | sanborn03376_018 p114","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0114/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0114","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1189.5,170.9 1192.0,700.0 1192.4,1693.6 710.5,1692.6 122.2,1701.7 129.7,1274.7 122.2,840.0 121.8,707.7 163.3,707.3 162.1,180.9 1189.5,170.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0114/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1192.0,700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0767606,29.9635282]}},{"type":"Feature","properties":{"resourceCoords":[142.0,181.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.078982,29.962601]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0115/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 | 1940 | sanborn03376_018 p115","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0115/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0115","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1225.8,228.8 1224.8,700.6 1258.6,701.3 1258.0,804.7 1224.3,805.5 1223.5,1277.5 1224.5,1810.2 716.1,1808.8 130.1,1813.4 167.0,1782.0 78.4,1019.6 162.4,767.4 76.4,488.7 175.3,243.6 172.1,234.7 1225.8,228.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0115/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[717.0,1283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0805449,29.9624312]}},{"type":"Feature","properties":{"resourceCoords":[717.0,231.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0822986,29.963613]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0116/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 | 1940 | sanborn03376_018 p116","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0116/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0116","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"679.3,244.3 1157.0,239.0 1153.5,712.9 1156.8,1287.4 1157.0,1815.0 135.2,1826.2 95.2,1826.4 92.6,1294.9 92.0,824.0 125.7,823.1 126.0,719.9 92.2,719.4 91.9,248.6 679.3,244.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0116/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1157.0,239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0802691,29.9658994]}},{"type":"Feature","properties":{"resourceCoords":[1157.0,1815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0776419,29.9641183]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0117/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 | 1940 | sanborn03376_018 p117","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0117/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0117","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"84.1,1596.0 46.1,1090.8 122.3,754.0 101.6,364.4 182.1,206.4 722.3,195.9 1250.3,184.1 1252.2,821.5 1218.6,821.7 1222.2,1861.5 186.2,1873.5 84.1,1596.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0117/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[82.0,827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08490364816524,29.96387410158317]}},{"type":"Feature","properties":{"resourceCoords":[82.0,1354.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08401422209124,29.963267461805355]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0118/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 | 1940 | sanborn03376_018 p118","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0118/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0118","type":"ImageService3","width":1368,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.2,814.1 147.4,814.0 146.1,166.3 703.1,154.5 1178.3,147.2 1167.0,768.0 1180.3,1330.4 1182.2,1859.0 703.9,1865.2 115.8,1870.6 113.2,814.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0118/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[120.0,813.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08339534568046,29.965553131346976]}},{"type":"Feature","properties":{"resourceCoords":[692.0,1864.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0809010463186,29.96518778204119]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0119/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 | 1940 | sanborn03376_018 p119","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.71"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0119/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0119","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"296.1,1319.0 301.8,1050.2 302.1,764.1 315.6,448.7 345.4,445.6 486.4,448.1 588.0,446.2 851.1,445.5 1016.5,447.6 1010.9,797.6 1006.6,1061.7 1005.1,1225.3 1002.2,1332.4 1008.5,1604.7 968.6,1574.1 731.1,1571.6 556.0,1568.6 288.8,1560.2 296.1,1319.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0119/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[861.0,453.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08174965616548,29.96939541131945]}},{"type":"Feature","properties":{"resourceCoords":[326.0,453.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08307991438133,29.967851191333054]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0120/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 | 1940 | sanborn03376_018 p120","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.67"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0120/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0120","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"502.5,330.6 675.8,325.6 910.9,317.4 951.8,345.8 948.8,604.9 964.5,1131.9 972.9,1385.0 979.9,1461.7 980.8,1635.4 821.2,1640.2 647.3,1643.6 652.3,1701.4 272.7,1672.8 272.1,1653.3 259.9,1155.2 252.2,890.0 246.0,624.0 237.7,334.4 502.5,330.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0120/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[575.0,879.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07681820743628,29.965051213548744]}},{"type":"Feature","properties":{"resourceCoords":[622.0,1407.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.074979313799,29.96396562934363]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0121/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 | 1940 | sanborn03376_018 p121","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0121/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0121","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"312.2,232.9 1012.1,236.7 1018.1,843.8 1021.0,1412.0 1026.9,1749.7 337.6,1756.0 332.7,1409.9 327.0,843.0 312.2,232.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0121/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[327.0,843.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0802067,29.9711804]}},{"type":"Feature","properties":{"resourceCoords":[1021.0,1412.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0797976,29.9695778]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0122/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 | 1940 | sanborn03376_018 p122","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0122/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0122","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"944.1,1741.5 621.9,1743.7 102.1,1743.5 99.4,1405.9 101.8,838.0 101.4,231.1 1155.7,246.9 1154.8,1743.8 944.1,1741.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0122/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1155.0,1413.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0780415,29.9683877]}},{"type":"Feature","properties":{"resourceCoords":[625.0,239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0774131,29.9706808]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0123/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 | 1940 | sanborn03376_018 p123","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0123/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0123","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"138.7,1747.2 132.5,249.6 1184.0,260.3 1185.9,857.9 1190.5,1418.5 1189.3,1742.5 674.5,1723.7 138.7,1747.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0123/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[135.0,852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0773133,29.9692044]}},{"type":"Feature","properties":{"resourceCoords":[663.0,1777.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0776342,29.9672765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0124/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 | 1940 | sanborn03376_018 p124","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0124/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0124","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.7,1410.2 110.3,853.2 108.9,259.4 636.0,265.0 1160.0,270.6 1160.0,1416.0 1155.2,1728.0 113.3,1732.2 114.7,1410.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0124/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1160.0,1416.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0745454,29.9660108]}},{"type":"Feature","properties":{"resourceCoords":[636.0,265.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0739222,29.9682749]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0125/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 | 1940 | sanborn03376_018 p125","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0125/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0125","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"736.9,1704.7 584.6,1716.0 82.0,1724.0 84.3,1410.6 75.0,260.4 1070.0,263.4 1069.5,850.1 1079.2,1140.6 1081.6,1709.0 736.9,1704.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0125/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[81.0,851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07381630678225,29.966818725894516]}},{"type":"Feature","properties":{"resourceCoords":[1177.0,1410.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07273203051196,29.964769049678758]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0126/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 | 1940 | sanborn03376_018 p126","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0126/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0126","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"703.1,183.6 1199.7,168.5 1192.9,1702.6 1290.0,1703.4 677.2,1893.3 676.0,1904.8 651.1,1713.3 117.3,1718.0 121.2,715.8 123.2,185.7 703.1,183.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0126/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[676.0,706.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0723449,29.9684775]}},{"type":"Feature","properties":{"resourceCoords":[1195.0,1231.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0708039,29.9686264]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0127/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 | 1940 | sanborn03376_018 p127","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0127/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0127","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"725.3,1814.8 151.6,1813.2 156.8,1285.8 167.2,240.5 1233.5,235.8 1216.5,1803.0 725.3,1814.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0127/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[162.0,761.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0756709,29.96948]}},{"type":"Feature","properties":{"resourceCoords":[723.0,238.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0758144,29.9708854]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0128/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 | 1940 | sanborn03376_018 p128","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0128/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0128","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1100.2,226.2 1091.8,236.0 1195.0,1002.9 1095.2,1341.3 1123.6,1617.2 1059.2,1797.6 1065.8,1808.2 665.2,1808.1 120.8,1800.0 139.3,229.5 1100.2,226.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0128/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[681.0,757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.073564503052,29.971818800986952]}},{"type":"Feature","properties":{"resourceCoords":[871.0,1283.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07243749458782,29.97150114839738]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0129/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 | 1940 | sanborn03376_018 p129","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0129/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0129","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"137.8,1889.3 144.2,843.8 148.3,150.1 686.6,137.4 1213.2,128.0 1200.8,1880.5 137.8,1889.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0129/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[705.0,839.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0775485,29.9720965]}},{"type":"Feature","properties":{"resourceCoords":[141.0,1363.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0774131,29.9706808]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0130/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 | 1940 | sanborn03376_018 p130","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0130/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0130","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1082.2,144.2 1144.2,142.6 1123.5,187.2 1249.4,551.5 1151.1,1127.0 1254.0,1426.1 1232.6,1720.0 1076.3,1902.8 121.8,1905.4 143.8,155.6 1082.2,144.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0130/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[135.0,859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0768972,29.9728341]}},{"type":"Feature","properties":{"resourceCoords":[685.0,149.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0773736,29.9744416]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0131/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 | 1940 | sanborn03376_018 p131","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0131/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0131","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"696.2,161.2 1223.7,155.4 1229.0,1839.3 701.4,1851.0 161.5,1861.3 175.2,1834.3 97.8,1618.8 76.7,1146.8 158.4,161.3 696.2,161.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0131/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[694.0,1013.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08654316340794,29.96649092882174]}},{"type":"Feature","properties":{"resourceCoords":[694.0,1863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08510740725171,29.96551214119399]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0132/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 | 1940 | sanborn03376_018 p132","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0132/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0132","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1040.3,404.0 1056.0,12.7 1060.0,12.7 1096.8,922.6 1133.5,923.1 1134.8,1854.9 661.4,1860.0 106.4,1869.1 98.8,160.5 655.8,157.6 995.2,158.0 1015.4,404.1 1040.3,404.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0132/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.08768341144571,29.9682927081649]}},{"type":"Feature","properties":{"resourceCoords":[1356.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.08591652997684,29.97026006988238]}},{"type":"Feature","properties":{"resourceCoords":[1356.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.08252726907172,29.967943338880406]}},{"type":"Feature","properties":{"resourceCoords":[0.0,2038.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.08429415054059,29.965975977162927]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0133/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 | 1940 | sanborn03376_018 p133","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0133/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0133","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"122.6,933.2 85.5,932.8 59.1,217.1 334.0,180.0 332.9,167.5 626.5,153.1 1174.4,148.7 1180.2,949.2 1181.0,1843.0 659.8,1856.6 458.6,1864.9 179.1,1866.5 120.4,1874.0 122.6,933.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0133/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[643.0,998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.083891,29.96956]}},{"type":"Feature","properties":{"resourceCoords":[1181.0,1843.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0817993,29.969383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0134/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 | 1940 | sanborn03376_018 p134","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0134/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0134","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1258.8,165.9 1254.0,1020.4 1248.4,1840.2 682.8,1842.7 337.3,1845.6 12.2,1847.7 14.5,961.4 11.7,167.6 1258.8,165.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0134/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[688.0,1843.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08092968869157,29.9703662862049]}},{"type":"Feature","properties":{"resourceCoords":[312.0,175.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08420414667242,29.971698411824878]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0135/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 | 1940 | sanborn03376_018 p135","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0135/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0135","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1067.1,174.6 1279.8,103.5 1283.1,482.5 1280.7,936.0 1279.3,1053.1 1279.0,1826.9 737.0,1843.0 128.0,1861.2 124.3,1041.0 119.4,186.2 1067.1,174.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0135/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[737.0,987.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0808515,29.9730506]}},{"type":"Feature","properties":{"resourceCoords":[737.0,1843.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0794349,29.9720742]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0136/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 | 1940 | sanborn03376_018 p136","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0136/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0136","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"198.5,687.4 197.1,281.1 242.7,255.2 452.9,162.6 913.2,163.2 1084.7,244.9 1085.5,307.2 1085.9,1249.2 1086.1,1777.2 316.2,1758.7 199.7,1754.7 198.5,687.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0136/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[233.0,847.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07899866375757,29.975182637589768]}},{"type":"Feature","properties":{"resourceCoords":[1088.0,1246.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.07806286333764,29.97364668569648]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0137/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 | 1940 | sanborn03376_018 p137","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0137/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0137","type":"ImageService3","width":1356,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"708.1,268.6 1200.2,270.2 1230.4,270.2 1239.3,769.5 1240.7,1761.0 713.3,1765.5 175.6,1764.2 114.0,1673.6 47.0,1165.0 159.8,279.9 708.1,268.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0137/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[709.0,271.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0905146920086,29.969184460318164]}},{"type":"Feature","properties":{"resourceCoords":[68.0,1777.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08881462990082,29.96651545120354]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0138/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 | 1940 | sanborn03376_018 p138","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0138/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0138","type":"ImageService3","width":1359,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"994.5,1769.5 655.9,1768.3 100.1,1769.8 104.3,767.4 98.0,262.6 655.5,259.3 656.0,247.2 1123.0,286.1 1057.2,1612.3 1060.6,1625.0 1056.6,1625.0 1037.2,2014.8 1019.0,2014.8 1012.4,2014.8 994.5,1769.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0138/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[651.0,767.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08825715168878,29.970186908995345]}},{"type":"Feature","properties":{"resourceCoords":[651.0,265.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08910137371984,29.970752923279772]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0139/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 | 1940 | sanborn03376_018 p139","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0139/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0139","type":"ImageService3","width":1359,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.9,1577.8 196.0,11.4 241.8,12.5 260.9,258.7 1230.8,262.1 1223.2,1269.0 1227.0,1769.0 684.4,1769.2 393.7,1781.1 394.6,1793.5 122.2,1828.1 114.9,1577.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0139/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1227.0,763.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.086295,29.9723992]}},{"type":"Feature","properties":{"resourceCoords":[1227.0,1769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0846065,29.9712721]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0140/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 | 1940 | sanborn03376_018 p140","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0140/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0140","type":"ImageService3","width":1359,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1280.5,254.8 1269.0,1775.2 13.7,1774.5 8.7,1270.5 14.2,255.4 1280.5,254.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0140/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[692.0,1775.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08373293139475,29.972248133746447]}},{"type":"Feature","properties":{"resourceCoords":[692.0,264.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08624436438232,29.973932200663988]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0141/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 | 1940 | sanborn03376_018 p141","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0141/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0141","type":"ImageService3","width":1359,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"161.0,1880.6 153.6,236.4 717.1,233.0 717.2,150.0 1221.7,141.9 1222.2,1508.3 1213.2,1896.8 714.1,1894.5 157.8,1905.3 161.0,1880.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0141/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[706.0,1519.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09115783004017,29.969598636649653]}},{"type":"Feature","properties":{"resourceCoords":[706.0,1905.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09051289663681,29.96916248451424]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0142/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 | 1940 | sanborn03376_018 p142","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0142/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0142","type":"ImageService3","width":1359,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"151.8,132.3 164.2,132.2 704.7,295.9 705.9,223.3 1108.2,282.4 1131.8,422.9 1184.4,1133.0 1195.8,1283.4 1213.3,1514.5 1224.0,1648.7 1178.5,1636.2 1164.5,1921.3 693.2,1882.4 692.7,1894.5 130.2,1898.2 99.4,1898.0 109.9,1507.3 114.5,133.1 151.8,132.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0142/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1184.0,973.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09000618929025,29.972505414821708]}},{"type":"Feature","properties":{"resourceCoords":[1184.0,423.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09092250943952,29.973120403106645]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0143/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 | 1940 | sanborn03376_018 p143","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0143/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0143","type":"ImageService3","width":1359,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"196.4,1010.0 140.9,301.0 679.9,301.6 1018.4,305.4 1238.2,305.0 1230.6,842.7 1231.0,1387.0 1232.9,1769.0 258.8,1772.1 226.8,1391.0 196.4,1010.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0143/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[689.0,845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0893736,29.9732223]}},{"type":"Feature","properties":{"resourceCoords":[1231.0,1387.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0877684,29.9733931]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0144/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 | 1940 | sanborn03376_018 p144","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0144/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0144","type":"ImageService3","width":1355,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"329.9,284.9 695.8,281.4 1277.3,278.1 1266.7,1752.5 4.3,1753.5 3.9,1371.2 5.8,826.4 15.7,288.4 329.9,284.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0144/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[297.0,825.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0883004,29.974427]}},{"type":"Feature","properties":{"resourceCoords":[692.0,1753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0862437,29.9739595]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0145/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 | 1940 | sanborn03376_018 p145","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0145/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0145","type":"ImageService3","width":1355,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"718.8,279.6 1158.3,284.1 1201.5,276.4 1251.8,415.0 1261.5,549.4 1260.0,810.9 1249.2,1736.4 82.8,1742.4 87.4,286.2 718.8,279.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0145/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[714.0,816.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0862316,29.9767641]}},{"type":"Feature","properties":{"resourceCoords":[84.0,1361.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0861426,29.9752256]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0146/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 | 1940 | sanborn03376_018 p146","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0146/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0146","type":"ImageService3","width":1353,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1214.5,261.4 1214.0,530.5 1209.7,1122.7 1199.8,1714.0 985.7,1784.4 33.0,1791.8 31.0,272.8 1214.5,261.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0146/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[45.0,781.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0846446191625,29.974236265885313]}},{"type":"Feature","properties":{"resourceCoords":[45.0,1789.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08297904525861,29.973098860412485]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0147/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 | 1940 | sanborn03376_018 p147","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0147/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0147","type":"ImageService3","width":1353,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"646.3,1664.0 627.5,1122.4 41.8,1117.1 51.7,954.6 41.9,905.8 442.9,767.0 342.2,454.8 831.8,302.7 875.4,189.7 889.1,220.7 1217.7,284.6 1273.0,484.7 1352.0,464.6 1352.0,466.1 1343.4,480.6 1337.0,481.0 1337.0,491.3 1194.9,539.2 1200.0,1127.5 1193.6,1792.1 1175.1,1874.0 924.2,1788.6 791.9,1754.8 642.5,1758.6 646.3,1664.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0147/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1197.0,1774.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08540881336522,29.977724184006412]}},{"type":"Feature","properties":{"resourceCoords":[1197.0,538.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0845387441438,29.979849303271774]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0148/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 | 1940 | sanborn03376_018 p148","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0148/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0148","type":"ImageService3","width":1353,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"601.5,103.1 1116.2,285.0 1181.9,403.9 1182.3,438.8 1188.1,869.0 1193.3,1998.8 938.3,1914.4 49.8,1615.1 67.6,1533.1 68.0,869.0 57.6,281.2 199.2,232.1 214.9,205.0 601.5,103.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0148/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[633.0,869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0838291,29.9784804]}},{"type":"Feature","properties":{"resourceCoords":[68.0,869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0849478,29.9788339]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0149/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 | 1940 | sanborn03376_018 p149","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0149/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0149","type":"ImageService3","width":1353,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"140.4,88.7 166.1,136.6 468.9,161.4 1190.1,363.6 1251.1,520.3 1219.6,617.1 1216.3,1597.2 1211.7,2011.5 663.1,1814.1 111.8,1621.8 118.8,505.9 117.7,81.0 140.4,88.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0149/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1226.0,1609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08128435333902,29.975529488635257]}},{"type":"Feature","properties":{"resourceCoords":[1226.0,514.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08050735545498,29.977438513882106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0150/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 | 1940 | sanborn03376_018 p150","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0150/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0150","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1237.1,1767.5 1230.3,715.1 1226.8,314.4 1193.7,323.6 889.0,211.1 348.4,206.6 36.5,381.8 1.0,338.4 1.0,441.1 297.6,1361.9 420.3,1753.4 792.2,1757.0 1237.1,1767.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0150/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1267.0,716.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0787907,29.9754122]}},{"type":"Feature","properties":{"resourceCoords":[529.0,287.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0794907,29.9768858]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0151/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 | 1940 | sanborn03376_018 p151","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0151/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0151","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"677.3,229.2 1185.6,224.9 1219.8,223.7 1222.8,1331.2 1188.9,1332.3 1191.1,1815.3 693.4,1820.2 186.7,1831.8 196.7,1804.1 76.0,1075.5 165.4,234.9 677.3,229.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0151/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[679.0,1340.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09679386498672,29.973414503914267]}},{"type":"Feature","properties":{"resourceCoords":[679.0,229.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09866304333123,29.97469061445056]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0152/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 | 1940 | sanborn03376_018 p152","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0152/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0152","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.3,301.4 158.9,135.0 667.8,125.5 1167.8,123.0 1203.5,123.2 1202.0,1111.0 1203.4,1627.7 1166.5,1628.5 665.1,1636.7 665.0,1719.1 105.0,1722.7 98.3,301.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0152/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[653.0,1115.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09432328469852,29.971737281160237]}},{"type":"Feature","properties":{"resourceCoords":[653.0,625.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0951469108403,29.97229444831916]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0153/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 | 1940 | sanborn03376_018 p153","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0153/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0153","type":"ImageService3","width":1348,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"50.4,1835.5 48.5,1575.5 47.2,1078.5 29.2,1078.4 28.1,834.3 45.2,833.7 43.9,273.9 71.8,274.0 318.9,178.5 318.7,110.0 590.4,57.4 670.9,63.9 790.5,73.7 792.8,265.4 799.0,265.5 872.1,546.4 855.4,546.4 1032.3,812.8 1036.4,812.6 1035.9,763.0 1195.7,813.2 1195.5,792.8 1279.5,791.7 1284.4,1164.8 1285.8,1241.0 1200.1,1240.9 1202.7,1474.7 1241.6,1470.8 1239.0,1507.0 1242.5,1578.1 1241.3,1972.8 1085.0,1975.8 975.6,1976.4 807.1,1975.2 538.8,1976.0 526.5,1906.2 326.2,1878.5 325.9,1914.6 56.6,1835.4 50.4,1835.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0153/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.0,1846.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09069061022245,29.97414571493485]}},{"type":"Feature","properties":{"resourceCoords":[807.0,827.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09411201061508,29.976429214759392]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0154/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 | 1940 | sanborn03376_018 p154","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0154/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0154","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"331.4,440.9 562.8,304.1 1059.5,15.3 1120.9,15.3 1121.9,15.3 1121.9,428.1 1122.2,708.7 1124.5,883.9 1169.3,957.0 1124.3,963.9 1122.1,1139.7 1105.3,1912.0 527.9,1911.5 164.6,1912.5 178.7,1124.7 173.8,982.8 180.0,910.5 102.2,917.2 104.0,450.3 275.1,453.2 331.4,440.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0154/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[563.0,323.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09132638230138,29.97743544772381]}},{"type":"Feature","properties":{"resourceCoords":[540.0,1912.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0886750460441,29.975627712930393]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0155/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 | 1940 | sanborn03376_018 p155","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0155/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0155","type":"ImageService3","width":1340,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"23.7,477.2 231.5,622.6 567.6,144.4 570.4,146.3 774.5,14.4 875.9,14.8 915.2,15.0 1330.9,471.7 1328.0,472.0 1328.0,510.0 1339.0,511.0 1339.0,732.0 1330.0,733.0 1330.0,751.0 1339.0,752.0 1339.0,758.0 1329.0,759.0 1329.0,776.0 1339.0,777.0 1339.0,862.0 1330.0,862.0 1327.7,931.4 1238.4,1144.5 1326.0,982.0 1331.0,989.0 1331.7,989.0 981.9,2018.5 893.9,2018.4 745.2,2018.2 628.0,1948.5 388.5,1802.1 5.5,1567.7 23.7,477.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0155/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[217.0,620.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09053301825958,29.980329426211828]}},{"type":"Feature","properties":{"resourceCoords":[401.0,1812.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09040449612547,29.978114561248226]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0156/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 | 1940 | sanborn03376_018 p156","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0156/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0156","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"102.0,1866.6 140.6,1866.0 213.3,1821.3 220.3,1866.0 395.0,1867.9 1163.0,1883.0 1161.9,1251.7 1170.3,812.3 1163.0,769.0 1137.8,679.1 955.4,176.7 404.2,349.9 364.1,194.4 340.0,151.7 273.0,82.4 1.0,237.2 1.0,573.8 24.3,611.7 54.1,686.8 62.0,690.1 302.5,1743.7 102.0,1866.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0156/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1163.0,769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0864986,29.9780888]}},{"type":"Feature","properties":{"resourceCoords":[1163.0,1883.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0879464,29.976454]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0157/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 | 1940 | sanborn03376_018 p157","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0157/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0157","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1344.0,950.8 1344.0,1152.8 1293.2,1287.5 1290.0,1287.6 1304.0,1866.3 1053.0,1873.0 574.5,1870.0 14.5,1873.3 21.2,1253.5 40.6,1235.7 146.8,145.1 227.3,71.6 1126.0,112.5 1147.3,138.1 1279.0,128.8 1289.9,887.0 1166.0,887.4 1166.0,915.6 1344.0,950.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0157/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1053.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09091,29.980627]}},{"type":"Feature","properties":{"resourceCoords":[65.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0924739,29.9818637]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0158/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 | 1940 | sanborn03376_018 p158","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0158/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0158","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"255.3,17.3 214.2,197.7 8.5,191.8 99.7,229.2 180.4,346.1 1.0,1133.7 1.0,1167.3 68.6,1163.4 241.8,1431.1 175.5,1503.1 450.6,1827.1 705.4,1619.9 1025.0,2021.7 1146.2,2021.4 1190.4,1977.0 1190.0,1840.5 1095.7,1413.4 1174.7,915.2 1118.6,680.0 1165.0,336.9 1143.6,130.6 1071.9,36.0 1073.0,21.0 1047.9,21.0 1053.5,155.3 280.8,144.4 284.0,18.2 255.3,17.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0158/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[722.0,1625.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0861459806464,29.98053032455866]}},{"type":"Feature","properties":{"resourceCoords":[454.0,1823.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.08619854335386,29.97992506636884]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0159/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 | 1940 | sanborn03376_018 p159","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0159/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0159","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1234.2,417.6 1076.0,1270.9 982.1,1734.4 367.7,1952.0 169.0,2024.0 59.8,2019.8 82.7,1895.1 223.1,1157.6 57.0,1125.9 146.2,647.4 317.2,677.6 388.7,306.6 452.2,304.3 686.1,211.9 1033.2,86.0 1153.7,19.3 1178.2,19.3 1311.1,57.0 1234.2,417.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0159/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1078.0,1252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09200319983816,29.979188054067]}},{"type":"Feature","properties":{"resourceCoords":[266.0,638.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0939272622247,29.978368108898277]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0160/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 | 1940 | sanborn03376_018 p160","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0160/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0160","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"122.0,1948.0 127.1,1466.2 122.0,582.0 129.9,206.4 1175.6,303.6 1130.0,882.5 1085.0,1376.5 122.0,1948.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0160/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[122.0,582.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0934253,29.9801268]}},{"type":"Feature","properties":{"resourceCoords":[122.0,1948.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0911863,29.9786362]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0161/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 | 1940 | sanborn03376_018 p161","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0161/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0161","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"702.5,187.2 1206.7,180.5 1214.4,1228.4 1224.3,1856.5 709.0,1863.0 190.0,1871.1 191.8,1852.6 128.2,1426.2 128.1,1363.1 166.5,203.2 702.5,187.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0161/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[709.0,748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1005088,29.9759578]}},{"type":"Feature","properties":{"resourceCoords":[709.0,1863.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.098665,29.974688]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0162/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 | 1940 | sanborn03376_018 p162","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0162/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0162","type":"ImageService3","width":1345,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"697.3,204.5 1176.4,201.8 1177.8,757.5 1180.7,1037.2 1196.2,1350.4 1204.8,1350.5 1229.7,1441.3 1243.3,1442.5 699.0,1545.7 699.0,1683.0 203.6,1872.3 147.7,1871.9 113.0,1873.1 108.2,1246.3 108.9,200.8 697.3,204.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0162/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[699.0,759.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0990923,29.9775389]}},{"type":"Feature","properties":{"resourceCoords":[699.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0972341,29.9762804]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0163/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 | 1940 | sanborn03376_018 p163","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0163/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0163","type":"ImageService3","width":1349,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"91.6,1576.0 67.8,1485.8 59.2,1485.6 47.0,1175.2 47.0,898.0 51.1,347.5 514.4,347.6 1293.0,346.0 1295.0,899.7 1290.9,1585.0 1035.8,1564.2 1032.7,1662.3 501.4,1615.0 264.5,1592.5 91.6,1576.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0163/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1038.0,898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0971827,29.979689]}},{"type":"Feature","properties":{"resourceCoords":[47.0,898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0984704,29.9782325]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0164/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 | 1940 | sanborn03376_018 p164","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0164/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0164","type":"ImageService3","width":1349,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"684.6,348.9 687.8,248.8 948.2,270.0 1118.3,285.4 1119.7,391.2 1116.3,895.5 1115.3,1275.6 940.5,1277.8 942.1,1767.5 941.9,1808.8 619.9,1702.8 619.6,1803.2 611.4,1803.5 260.4,1259.3 294.3,1259.8 154.2,689.3 141.6,689.0 142.3,300.7 684.6,348.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0164/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[687.0,1253.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09438699135234,29.97782740209771]}},{"type":"Feature","properties":{"resourceCoords":[687.0,320.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09593793772325,29.978856251217103]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0165/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 | 1940 | sanborn03376_018 p165","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0165/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0165","type":"ImageService3","width":1349,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"285.0,1491.0 282.7,1386.1 113.8,1372.3 111.8,678.4 104.8,117.8 1138.8,107.5 1133.5,278.5 1134.4,624.0 1140.2,935.6 1144.0,1280.0 1140.5,1567.5 986.3,1555.0 874.1,1649.8 558.8,1840.7 347.9,1976.7 286.1,1991.3 285.0,1491.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0165/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[560.0,114.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0972034,29.9813455]}},{"type":"Feature","properties":{"resourceCoords":[1144.0,1280.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0945048,29.9808763]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0166/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 | 1940 | sanborn03376_018 p166","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0166/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0166","type":"ImageService3","width":1349,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"528.4,1694.1 22.8,959.4 59.4,953.6 478.6,496.1 847.8,274.6 1072.0,181.4 1188.1,279.9 1281.5,197.3 1265.5,809.3 1242.3,1809.4 963.1,1823.4 629.0,1848.0 528.4,1694.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0166/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[629.0,1848.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.095083,29.981258]}},{"type":"Feature","properties":{"resourceCoords":[4.0,932.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0947805,29.983326]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0167/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 | 1940 | sanborn03376_018 p167","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0167/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0167","type":"ImageService3","width":1349,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"713.0,200.9 1211.2,195.8 1212.2,1843.0 712.4,1846.3 180.7,1858.5 181.3,1842.2 91.0,1170.1 169.4,737.0 164.9,197.4 713.0,200.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0167/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[705.0,195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10422314476124,29.978456846857867]}},{"type":"Feature","properties":{"resourceCoords":[705.0,1857.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10143638327129,29.976564367271138]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0168/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 | 1940 | sanborn03376_018 p168","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0168/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0168","type":"ImageService3","width":1349,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"700.0,200.0 700.0,190.8 1170.3,208.4 1175.8,746.1 1177.1,1856.3 700.0,1860.0 114.0,1857.5 111.7,206.6 700.0,200.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0168/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[700.0,1860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1000194,29.9781629]}},{"type":"Feature","properties":{"resourceCoords":[700.0,200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1027951,29.9800507]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0169/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 | 1940 | sanborn03376_018 p169","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0169/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0169","type":"ImageService3","width":1355,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"33.1,191.0 498.3,187.2 1276.6,187.9 1279.7,741.0 1279.4,1291.0 1281.0,1573.7 1278.0,1852.2 490.7,1854.8 22.1,1855.4 32.8,738.5 33.1,191.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0169/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1029.0,742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09996929264638,29.981561311038256]}},{"type":"Feature","properties":{"resourceCoords":[47.0,742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10123326914793,29.980135606170613]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0170/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 | 1940 | sanborn03376_018 p170","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"27"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0170/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0170","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"199.9,197.2 66.6,198.0 74.8,750.7 79.5,1300.2 83.6,1582.7 83.1,1861.0 1115.0,1849.2 1117.5,1291.8 1102.9,739.9 1193.8,702.0 1158.3,673.0 1095.8,282.5 867.7,183.1 515.0,194.7 253.7,196.8 253.1,167.9 199.6,1.0 162.2,1.0 199.9,197.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0170/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[526.0,1301.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.0981436,29.9819562]}},{"type":"Feature","properties":{"resourceCoords":[526.0,749.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.099063,29.9825793]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0171/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 | 1940 | sanborn03376_018 p171","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0171/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0171","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"142.0,200.9 717.0,195.2 1212.5,192.6 1227.4,1823.2 731.3,1832.5 185.3,1833.5 184.9,1810.4 53.0,1096.2 180.9,742.8 77.6,648.2 57.3,506.1 151.0,226.5 141.9,210.3 142.0,200.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0171/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[78.0,195.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10781223612999,29.97940705965012]}},{"type":"Feature","properties":{"resourceCoords":[1245.0,1845.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10349658791407,29.979191416927616]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0172/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 | 1940 | sanborn03376_018 p172","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0172/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0172","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1195.2,1867.5 720.9,1849.0 720.8,1858.2 127.5,1863.9 127.5,209.2 714.0,199.0 714.0,194.1 1221.2,265.9 1203.4,755.0 1193.7,934.4 1194.4,1307.9 1193.7,1467.9 1194.2,1542.8 1194.8,1625.0 1196.4,1860.8 1195.1,1860.8 1195.2,1867.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0172/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1193.0,1625.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1025688,29.980992]}},{"type":"Feature","properties":{"resourceCoords":[714.0,199.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.105558,29.981908]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0173/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 | 1940 | sanborn03376_018 p173","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0173/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0173","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"84.8,1843.1 135.6,1569.3 69.4,1324.1 76.9,973.1 123.4,926.5 56.2,738.0 152.5,567.5 74.0,434.8 122.4,134.8 678.9,61.4 1160.9,383.3 1340.9,297.5 1341.0,309.0 1341.1,317.9 1341.2,340.2 1305.3,389.7 1258.5,483.9 1223.8,581.1 1214.4,629.7 1225.2,853.5 1229.4,1413.1 1236.2,1966.3 741.2,1970.3 166.8,1977.6 166.7,1987.0 84.8,1843.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0173/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1248.0,865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10812684631055,29.982348496140947]}},{"type":"Feature","properties":{"resourceCoords":[82.0,1977.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10783164838352,29.97937091788075]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0174/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 | 1940 | sanborn03376_018 p174","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0174/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0174","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"277.4,156.9 1178.2,125.2 1208.8,1078.8 1362.0,1187.6 1362.0,1267.9 1352.9,1272.4 1320.1,1288.4 1193.2,1290.2 1216.7,1847.6 1215.0,1920.0 707.0,1854.1 707.0,1859.0 120.6,1876.0 113.8,1314.1 109.7,745.5 98.8,518.2 108.3,468.9 143.6,370.1 191.1,274.4 227.7,224.1 227.3,180.8 277.4,156.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0174/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[707.0,1299.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1064789,29.9825476]}},{"type":"Feature","properties":{"resourceCoords":[707.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.105558,29.981908]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175__1/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 | 1940 | sanborn03376_018 p175 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5452.0"},{"label":"split_canvas_h","value":"8152.0"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"280.3,1280.5 271.3,1284.9 238.8,1300.7 113.3,1302.2 135.2,1853.5 552.0,1841.8 1084.5,1839.6 1105.3,1792.9 1187.2,1883.8 1278.8,2010.7 1208.4,1828.3 1256.5,1724.6 1197.4,1556.8 1110.7,1541.8 942.1,1330.5 968.4,1281.5 864.6,1280.2 829.4,1177.5 772.3,1176.2 738.0,1203.6 633.2,1072.2 658.7,846.3 468.5,596.2 384.5,280.0 285.4,144.1 101.4,150.1 129.3,1093.2 280.5,1201.1 280.3,1280.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1271.0,1849.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10340234370045,29.984291429291055]}},{"type":"Feature","properties":{"resourceCoords":[333.0,1297.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10556888177368,29.983573183234324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175__2/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 | 1940 | sanborn03376_018 p175 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"899.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"4552.8"},{"label":"split_canvas_h","value":"4698.0"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"553.9,9.6 543.1,9.5 531.1,413.6 557.2,414.6 594.2,645.5 638.1,722.2 709.5,971.5 963.5,977.4 1319.1,976.7 1303.6,967.1 1243.4,633.7 1067.5,293.2 917.9,126.7 552.2,54.5 553.9,9.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0175__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[641.5,429.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.10132734971064,29.983305834689816]}},{"type":"Feature","properties":{"resourceCoords":[1334.0,979.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09953717586895,29.983730063943586]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0176/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 | 1940 | sanborn03376_018 p176","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0176/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0176","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1190.3,374.8 1100.0,245.3 1018.8,152.2 997.0,199.0 459.7,192.5 38.9,197.4 14.6,757.5 3.8,936.5 1.9,1309.2 1.0,1382.5 1.0,1861.0 464.1,1856.2 1242.9,1855.0 1362.0,1855.1 1345.0,1824.0 1346.0,1766.0 1359.7,1765.2 1339.7,1657.4 1362.0,1657.6 1362.0,1609.6 1317.1,1535.3 1274.5,1306.0 1248.6,1305.6 1250.8,904.3 1261.5,904.1 1266.2,581.5 1190.3,374.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0176/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[997.0,1855.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1008967,29.9821824]}},{"type":"Feature","properties":{"resourceCoords":[997.0,199.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.1036659,29.984033]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0177/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 | 1940 | sanborn03376_018 p177","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:27:05Z","modified":"2026-10-24T15:27:05Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0177/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0177","type":"ImageService3","width":1363,"height":2038},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"236.1,606.0 225.6,50.0 317.5,12.6 568.4,221.2 967.5,690.8 983.0,856.8 1162.3,1186.8 1184.8,1437.7 391.4,1907.0 225.6,2000.0 221.7,1686.7 222.9,1339.3 229.3,1167.5 236.1,606.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014nm:g03376194002:03376_02_1940-0177/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[224.0,76.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09828515846522,29.98339066694592]}},{"type":"Feature","properties":{"resourceCoords":[1189.0,1444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.09477343714839,29.983263001539918]}}]}}]}