{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05197_008.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hebron, Nebraska | 1944 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"11"},{"label":"placed","value":"7"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 4, georef-snap 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 40.16690,-97.58782 +/-774m); p1__3 (tier 1, 40.16006,-97.59139 +/-178m); p1__4 (tier 4, 40.16690,-97.58782 +/-774m); p3__1 (tier 1, 40.17153,-97.58679 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hebron, Nebraska | 1944 | sanborn05197_008 p1 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3392.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4259.2"}],"created":"2026-10-18T22:17:11Z","modified":"2026-10-18T22:17:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"72.6,1649.2 73.8,1840.4 148.4,1882.8 152.6,1900.5 133.6,1910.4 493.2,1911.8 524.6,1622.5 550.4,1592.7 783.8,1565.2 794.4,1483.7 849.6,1424.0 1398.3,1442.7 1453.6,1401.5 1520.3,1401.1 1545.7,1304.6 1495.0,926.9 1242.9,913.7 1135.2,877.4 1035.2,904.0 983.2,878.4 853.5,890.3 783.3,924.1 301.2,893.9 301.1,888.3 138.9,887.4 140.1,1053.5 143.0,1220.3 147.2,1378.4 148.0,1548.8 196.2,1589.8 72.6,1649.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[147.0,900.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.58192843099158,40.16772776049173]}},{"type":"Feature","properties":{"resourceCoords":[769.0,1568.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.57898680869475,40.16528205647972]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hebron, Nebraska | 1944 | sanborn05197_008 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.70"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T22:17:11Z","modified":"2026-10-18T22:17:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"59.0,200.0 418.5,209.1 845.6,208.7 1267.8,178.3 1268.0,200.8 1489.6,190.0 1539.2,530.0 1513.9,529.2 1511.8,1170.7 1538.1,1171.5 1518.3,1787.4 1265.0,1779.0 663.4,1764.9 62.5,1749.4 62.9,803.7 60.5,387.0 59.0,200.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[62.0,483.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5918672,40.1678586]}},{"type":"Feature","properties":{"resourceCoords":[1265.0,1779.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5888488,40.1654354]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hebron, Nebraska | 1944 | sanborn05197_008 p3 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T22:17:11Z","modified":"2026-10-18T22:17:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"200.8,41.1 203.2,55.8 35.2,114.4 79.1,209.3 35.3,216.7 28.1,457.8 116.2,925.3 43.4,1385.7 291.1,1439.0 310.5,1439.0 310.5,1443.2 313.8,1443.9 423.6,1801.8 884.0,1838.0 884.0,1897.5 966.4,1839.5 964.9,1774.2 1575.6,1788.8 1563.1,819.8 1554.9,392.9 1551.1,211.9 1551.1,210.9 773.2,221.8 358.1,146.7 200.8,41.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1573.0,1773.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.59183280355111,40.165492021132806]}},{"type":"Feature","properties":{"resourceCoords":[346.0,475.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.59479517448383,40.16789028430953]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hebron, Nebraska | 1944 | sanborn05197_008 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T22:17:11Z","modified":"2026-10-18T22:17:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"284.4,1789.3 133.5,1787.1 107.1,1786.6 112.7,1471.2 99.2,1471.0 95.7,1142.7 108.6,1143.0 56.1,815.5 110.7,816.8 113.7,488.0 110.2,487.9 150.3,163.1 146.6,163.1 164.3,30.5 166.5,49.0 447.5,15.6 823.4,18.6 1527.8,64.8 1583.0,305.6 1547.2,707.1 1558.8,1150.5 1399.1,1148.9 1399.5,1312.5 1401.6,1476.8 1405.0,1632.4 1405.0,1800.2 1452.3,1840.8 1330.3,1898.8 1330.2,1838.9 782.3,1843.5 781.7,1833.2 587.1,1802.7 587.0,1791.1 284.4,1789.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[574.0,1791.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.58596309234198,40.165406362091794]}},{"type":"Feature","properties":{"resourceCoords":[848.0,491.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.58462686913676,40.17020973230137]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hebron, Nebraska | 1944 | sanborn05197_008 p5 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.81"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4998.0"}],"created":"2026-10-18T22:17:11Z","modified":"2026-10-18T22:17:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.5,1154.1 138.4,1208.0 345.6,1248.5 484.5,1248.5 734.9,1248.5 734.8,1243.7 918.9,1248.5 1048.8,1248.5 1138.1,1248.5 1354.6,1233.0 1354.7,1244.6 1468.3,1239.2 1445.9,1084.8 1500.6,1086.9 1508.6,757.8 1505.1,757.7 1550.2,433.0 1546.4,432.9 1566.1,300.4 1542.1,77.4 1502.1,58.6 1473.3,25.3 1015.9,55.8 811.6,23.8 686.9,55.0 233.6,49.0 79.7,76.2 72.0,383.1 25.4,583.5 24.6,919.8 60.5,1154.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[730.0,410.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5919603,40.1714678]}},{"type":"Feature","properties":{"resourceCoords":[1350.0,101.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5889866,40.172642]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hebron, Nebraska | 1944 | sanborn05197_008 p5 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.68"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4998.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"2654.0"}],"created":"2026-10-18T22:17:11Z","modified":"2026-10-18T22:17:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"64.5,1348.9 64.2,1851.1 115.2,1876.7 118.8,1909.5 421.4,1909.7 414.7,1899.6 425.1,1886.8 468.8,1880.6 517.4,1888.7 523.5,1909.8 1030.2,1910.2 1035.7,1887.9 1179.8,1873.8 1169.0,1633.4 1217.5,1519.4 1217.5,1516.2 1217.5,1516.0 1219.0,1516.0 1220.1,1513.2 1442.5,1498.8 1442.2,1517.1 1456.4,1517.2 1461.5,1517.2 1496.3,1310.4 1331.4,1309.0 1180.7,1306.5 1024.7,1303.1 717.0,1299.5 409.7,1295.2 105.0,1287.5 105.7,1320.1 64.5,1348.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[720.0,1565.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5903232,40.1644638]}},{"type":"Feature","properties":{"resourceCoords":[105.0,1287.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.593302,40.1654907]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hebron, Nebraska | 1944 | sanborn05197_008 p5 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.66"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4870.0"},{"label":"split_canvas_y","value":"6064.8"},{"label":"split_canvas_w","value":"1582.0"},{"label":"split_canvas_h","value":"1587.2"}],"created":"2026-10-18T22:17:11Z","modified":"2026-10-18T22:17:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1279.6,1538.5 1243.9,1746.0 1224.5,1745.8 1220.5,1910.3 1589.7,1912.0 1593.0,1912.0 1593.0,1894.0 1597.6,1893.5 1609.3,1593.9 1612.0,1593.9 1612.0,1583.5 1417.3,1551.8 1417.2,1540.2 1279.6,1538.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g051971944:05197_1944-0005__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1217.5,1516.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.58686586318127,40.16549086477537]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1516.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.58495530542274,40.16549760975463]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.5849464552936,40.16403414649511]}},{"type":"Feature","properties":{"resourceCoords":[1217.5,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-97.58685701305214,40.16402740151585]}},{"type":"Feature","properties":{"resourceCoords":[1417.2,1540.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.5859004,40.1654058]}}]}}]}