{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05201_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Humboldt, Nebraska | 1909 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"8"},{"label":"placed","value":"5"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef-snap 3, georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 40.16384,-95.94625 +/-574m); p1__2 (tier 4, 40.16384,-95.94625 +/-574m); p3__1 (tier 1, 40.16633,-95.94928 +/-118m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Humboldt, Nebraska | 1909 | sanborn05201_004 p1 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.54"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3118.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4534.0"}],"created":"2026-10-20T04:17:50Z","modified":"2026-10-20T04:17:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"55.9,1452.7 79.2,1866.6 217.9,1911.9 1411.0,1911.7 1544.5,1864.9 1584.0,1747.4 1537.0,1281.8 1583.0,1196.2 1534.8,873.6 1339.9,813.1 871.5,814.0 877.4,1042.1 801.5,1210.1 788.0,1211.1 788.0,1212.1 788.0,1212.3 772.1,1212.2 162.4,1255.3 55.9,1452.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[141.0,1398.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.94489406837263,40.15876213395933]}},{"type":"Feature","properties":{"resourceCoords":[963.0,800.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9433526028302,40.16022990881173]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Humboldt, Nebraska | 1909 | sanborn05201_004 p2","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"18"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:17:50Z","modified":"2026-10-20T04:17:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"116.5,1044.8 59.3,1046.5 92.3,1873.8 1558.1,1872.3 1565.0,1893.6 1560.1,978.5 1567.5,48.8 1564.2,1.0 1546.3,1.0 1543.5,29.2 135.9,16.4 63.2,59.7 61.6,473.2 1.0,493.8 1.0,494.1 108.3,496.9 116.5,1044.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1079.0,1444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.94824,40.165628]}},{"type":"Feature","properties":{"resourceCoords":[116.0,968.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9470912,40.1674218]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Humboldt, Nebraska | 1909 | sanborn05201_004 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":"2026-10-20T04:17:50Z","modified":"2026-10-20T04:17:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"674.6,26.4 587.9,55.5 639.1,1190.9 603.4,1471.2 502.8,1557.5 157.8,1557.8 114.9,1766.3 1351.1,1851.5 1552.3,1851.4 1586.0,1783.8 1571.6,1784.1 1568.2,1498.6 1571.7,1256.8 1568.0,990.0 1585.9,990.0 1586.2,514.8 1568.0,515.3 1580.9,17.2 674.6,26.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1551.0,511.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.94717736024172,40.16381024638205]}},{"type":"Feature","properties":{"resourceCoords":[674.0,1512.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.94933335831685,40.16193264869108]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Humboldt, Nebraska | 1909 | sanborn05201_004 p3 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.32"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3750.8"},{"label":"split_canvas_w","value":"2202.0"},{"label":"split_canvas_h","value":"2171.2"}],"created":"2026-10-20T04:17:50Z","modified":"2026-10-20T04:17:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"513.5,1437.5 518.8,1313.3 499.1,1223.1 538.4,958.5 1.4,940.8 1.0,1082.5 1.0,1436.8 513.5,1437.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0003__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[71.9,1437.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9470912,40.1674218]}},{"type":"Feature","properties":{"resourceCoords":[513.5,1437.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9459452,40.1674395]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Humboldt, Nebraska | 1909 | sanborn05201_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:17:50Z","modified":"2026-10-20T04:17:50Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"54.5,1020.5 53.7,543.2 35.4,543.8 47.1,43.4 972.3,44.1 1020.8,40.3 1020.6,22.7 1453.8,61.9 1555.2,177.1 1575.1,1837.6 903.8,1883.1 58.9,1813.7 56.7,1818.0 42.2,1818.3 38.0,1531.5 41.0,1288.7 36.5,1020.7 54.5,1020.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194hm:g052011909:05201_1909-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[962.0,57.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.9448661651997,40.16470594354666]}},{"type":"Feature","properties":{"resourceCoords":[57.0,1535.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-95.94709072764662,40.16194992086675]}}]}}]}