{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04399_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Thief River Falls, Minnesota | 1906 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"11"},{"label":"placed","value":"4"},{"label":"unplaced","value":"7"},{"label":"fit sources","value":"georef-snap 4"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p2__1 (tier 1, 48.11573,-96.17530 +/-256m); p2__2 (tier 1, 48.11795,-96.17843 +/-100m); p4__2 (tier 1, 48.11457,-96.18265 +/-100m); p4__3 (tier 1, 48.11653,-96.18040 +/-100m); p4__4 (tier 2, 48.11807,-96.17986 +/-100m); p6__2 (tier 1, 48.12090,-96.17499 +/-100m); p6__3 (tier 1, 48.11773,-96.17723 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thief River Falls, Minnesota | 1906 | sanborn04399_002 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T09:18:34Z","modified":"2026-10-19T09:18:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.8,60.3 638.8,27.6 1165.5,74.7 1327.9,19.3 1561.6,60.6 1577.2,1856.4 53.1,1840.8 73.8,60.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[565.0,1875.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.17335961390856,48.114061298399804]}},{"type":"Feature","properties":{"resourceCoords":[1544.0,1875.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.17066051331663,48.11409709801106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thief River Falls, Minnesota | 1906 | sanborn04399_002 p4 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"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":"2026-10-19T09:18:34Z","modified":"2026-10-19T09:18:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"77.8,1604.8 580.6,1600.8 581.1,1606.5 586.5,1606.5 587.2,1678.4 600.4,1833.5 666.8,1875.8 1540.4,1849.2 1599.7,900.9 1562.2,522.9 1126.5,522.6 1049.7,523.7 926.6,525.7 926.5,522.4 921.1,522.4 920.9,180.1 859.4,35.7 65.9,60.5 61.3,10.7 45.2,10.8 48.4,197.2 52.3,476.8 67.5,1041.9 77.8,1604.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[611.0,744.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.17999579228237,48.11704961910987]}},{"type":"Feature","properties":{"resourceCoords":[611.0,1837.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.18302748533058,48.117094223480144]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thief River Falls, Minnesota | 1906 | sanborn04399_002 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T09:18:34Z","modified":"2026-10-19T09:18:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"353.4,1862.2 150.7,1869.3 63.9,1811.3 65.0,125.0 275.0,23.8 1451.4,24.6 1470.0,200.2 1456.0,200.3 1486.0,757.8 1474.0,757.8 1473.1,1317.0 1480.2,1316.9 1480.1,1876.6 1474.3,1876.5 912.6,1878.8 353.1,1876.3 353.4,1862.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[635.0,1854.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.18156395037626,48.11811424996357]}},{"type":"Feature","properties":{"resourceCoords":[102.0,212.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1830551924588,48.121173941153934]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Thief River Falls, Minnesota | 1906 | sanborn04399_002 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"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":"2026-10-19T09:18:34Z","modified":"2026-10-19T09:18:34Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"351.6,1867.7 536.5,1868.8 536.1,1884.8 1108.0,1845.7 1202.7,1268.0 1206.0,1267.6 1206.0,1263.0 1246.6,1263.0 1578.4,1225.2 1601.4,286.2 1507.8,98.3 1139.5,18.3 52.8,16.7 71.2,192.0 57.2,192.0 86.8,748.5 74.8,748.5 73.5,1306.5 80.5,1306.5 80.0,1865.0 351.6,1867.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144tm:g043991906:04399_1906-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[349.0,1311.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.17845417593881,48.11910862321543]}},{"type":"Feature","properties":{"resourceCoords":[1453.0,1311.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.17536577060399,48.119111637836]}}]}}]}