{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08424_009.keymap.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Beaumont, Texas | 1929 | key map | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaumont, Texas | 1929 | sanborn08424_009 p0","metadata":[{"label":"streets","value":"160"},{"label":"intersections","value":"585"}],"created":"2026-09-21T23:10:44Z","modified":"2026-09-21T23:10:44Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000","type":"ImageService3","width":1665,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,211.8 8.8,0.0 14.8,0.0 28.0,0.0 1555.6,0.0 1665.0,0.0 1665.0,0.1 1665.0,1442.0 1665.0,1575.0 1610.5,1627.0 1597.1,1633.0 860.1,1949.0 -0.0,1949.0 0.0,211.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[143.2,961.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.129979,30.051059]}},{"type":"Feature","properties":{"resourceCoords":[1101.5,925.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.0882628,30.0534945]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000a/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaumont, Texas | 1929 | sanborn08424_009 p0a","metadata":[{"label":"streets","value":"159"},{"label":"intersections","value":"571"}],"created":"2026-09-21T23:10:44Z","modified":"2026-09-21T23:10:44Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000a/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000a","type":"ImageService3","width":1665,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1634.0,1401.5 1665.0,1442.1 1665.0,1492.3 1502.3,1503.1 1453.8,1502.8 1403.9,1508.0 1355.8,1519.8 1310.4,1542.0 1276.8,1552.9 1250.7,1558.2 1325.2,1585.7 1339.7,1587.5 1352.5,1585.1 1424.2,1550.4 1442.3,1547.2 1458.1,1548.6 1471.8,1552.8 1486.6,1561.0 1561.9,1626.7 1573.4,1632.5 1585.7,1634.3 1600.8,1631.7 1610.3,1626.7 1665.0,1574.5 1665.0,1949.0 -0.0,1949.0 0.0,754.1 19.9,716.1 33.4,678.8 63.9,679.8 62.7,713.6 46.6,763.2 44.5,797.7 45.4,810.4 48.5,819.1 48.6,834.9 61.3,835.1 60.0,905.7 153.9,907.0 154.2,836.3 260.8,838.5 262.6,709.8 315.1,709.1 315.4,682.6 84.7,680.0 85.2,639.5 91.0,597.5 91.6,566.5 157.3,567.5 157.6,535.5 1147.0,555.5 1147.0,567.4 1173.7,567.4 1173.6,593.8 1120.6,593.8 1120.6,596.0 1103.3,596.6 1101.0,645.3 1084.2,645.2 1083.7,656.9 1068.2,656.7 1065.5,658.9 1052.8,644.3 1020.5,616.3 1011.9,605.5 1007.2,626.8 1006.3,717.4 977.3,717.0 976.7,743.2 950.9,743.0 949.7,805.7 951.5,819.6 926.2,823.3 930.2,850.5 983.2,843.0 987.1,870.1 880.1,882.4 881.6,892.8 892.9,918.5 891.5,970.9 846.8,969.8 847.9,1014.5 943.9,1018.0 944.4,999.0 970.8,1000.0 968.6,1085.9 1021.6,1087.6 1020.3,1135.9 967.4,1134.5 964.9,1243.2 996.7,1243.9 997.0,1255.3 1063.5,1256.5 1063.6,1245.4 1097.0,1246.5 1097.8,1208.1 1162.5,1210.7 1164.0,1148.5 1211.7,1150.0 1210.8,1185.5 1259.8,1187.2 1263.9,1165.2 1261.1,1153.3 1258.4,1151.8 1259.4,1108.5 1237.9,1107.3 1237.0,1128.9 1212.5,1128.0 1212.7,1106.2 1224.8,1106.8 1227.0,1032.5 1157.5,1030.5 1166.3,1069.2 1101.2,1067.2 1101.9,1041.7 1075.2,1040.8 1074.8,1066.6 1048.3,1066.1 1050.0,1001.8 1076.0,1002.1 1077.2,976.4 1103.7,977.1 1104.4,950.8 1157.4,951.6 1158.1,926.0 1105.0,924.2 1105.8,897.9 1132.2,898.5 1132.8,872.6 1152.3,873.0 1145.0,859.8 1135.5,850.0 1160.1,846.6 1159.0,872.3 1154.5,878.2 1158.5,899.0 1185.1,899.3 1187.2,830.0 1175.3,814.7 1067.0,830.6 1062.3,804.1 1142.4,793.0 1153.5,786.6 1118.5,741.8 1118.6,680.5 1179.7,681.5 1179.0,734.0 1225.9,734.8 1226.8,545.7 1230.3,545.8 1232.0,501.1 1253.1,501.0 1251.7,545.6 1318.8,545.7 1318.2,558.9 1478.7,562.1 1488.2,0.0 1665.0,0.0 1665.0,1430.4 1645.1,1399.3 1640.5,1397.2 1634.0,1401.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000a/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1044.0,578.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.0913166,30.0664502]}},{"type":"Feature","properties":{"resourceCoords":[1074.5,978.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.089394,30.0515087]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000b/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaumont, Texas | 1929 | sanborn08424_009 p0b","metadata":[{"label":"streets","value":"137"},{"label":"intersections","value":"394"}],"created":"2026-09-21T23:10:44Z","modified":"2026-09-21T23:10:44Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000b/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000b","type":"ImageService3","width":1665,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,0.0 1665.0,0.0 1665.0,1949.0 1504.5,1949.0 1508.4,1857.3 1508.6,1806.5 1454.5,1805.9 1454.5,1832.4 1435.8,1832.0 1435.6,1855.7 1403.5,1856.7 1401.6,1880.5 1385.3,1881.4 1386.1,1857.0 1364.3,1857.1 1364.6,1830.1 1306.4,1828.1 1306.9,1872.3 1273.2,1873.0 1273.4,1900.2 1284.9,1900.4 1285.0,1925.6 1307.3,1925.2 1307.4,1940.1 1333.3,1939.6 1333.4,1949.0 450.2,1949.0 450.2,1914.8 548.2,1913.5 548.4,1816.1 369.4,1817.4 369.5,1747.8 341.6,1747.9 244.1,1757.8 235.9,1754.2 224.2,1741.8 218.1,1740.4 205.5,1742.2 199.4,1746.3 192.3,1760.0 182.8,1765.3 202.4,1763.4 210.7,1808.5 213.6,1844.4 211.7,1918.8 186.0,1919.0 186.5,1949.0 -0.0,1949.0 0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034bm:g4034bm_g08424192902:08424_02_1929-0000b/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[726.2,901.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.1135572,30.1062227]}},{"type":"Feature","properties":{"resourceCoords":[562.8,1608.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.119981,30.07988]}}]}}]}