{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04281_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Crookston, Minnesota | 1900 | 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":"15"},{"label":"placed","value":"9"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 7, georef-snap 1, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p11__1 (tier 1, 47.77632,-96.61186 +/-216m); p1__3 (tier 1, 47.77286,-96.61295 +/-120m); p3__2 (tier 1, 47.76953,-96.60903 +/-146m); p7 (tier 3, 47.76500,-96.61480 +/-666m); p8__1 (tier 1, 47.76011,-96.61991 +/-200m); p8__2 (tier 1, 47.76044,-96.61719 +/-196m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p10","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"782.3,1809.1 519.2,1808.1 402.1,1873.4 88.0,1843.0 30.4,1623.6 39.5,1163.3 98.3,1068.6 40.8,805.4 107.0,688.7 42.1,462.0 51.1,23.6 1556.1,58.6 1563.8,1877.8 899.0,1868.0 782.3,1809.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1321.0,277.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.5985953,47.7717012]}},{"type":"Feature","properties":{"resourceCoords":[836.0,277.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.5999277,47.7716978]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0011__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p11 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.62"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3414.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3037.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0011__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1509.8,112.1 958.1,120.0 909.1,1261.8 982.0,1791.2 1490.7,1813.0 1547.7,1739.5 1569.6,227.6 1509.8,112.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0011__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1202.4,1189.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6133788,47.7764427]}},{"type":"Feature","properties":{"resourceCoords":[1202.4,629.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6118321,47.7764278]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p1 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.21"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5382.0"},{"label":"split_canvas_w","value":"2368.0"},{"label":"split_canvas_h","value":"2270.0"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"87.8,1869.5 576.9,1869.0 581.1,1785.5 582.1,1407.5 538.4,1351.5 1.2,1352.8 2.8,1753.2 5.3,1869.2 87.8,1869.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[87.0,1377.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6025251,47.7793138]}},{"type":"Feature","properties":{"resourceCoords":[576.0,1377.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6011563,47.7788327]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p2","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1011.5,1834.3 435.0,1888.7 197.9,1861.3 60.2,1750.1 101.2,1386.5 38.8,1068.9 37.7,289.6 125.8,275.4 139.6,164.7 305.2,70.3 475.2,44.8 731.0,269.6 729.8,302.7 1565.3,307.2 1559.4,1378.0 1559.8,1699.2 1541.6,1798.6 1513.6,1861.8 1011.5,1834.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1017.0,820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6088863,47.7734294]}},{"type":"Feature","properties":{"resourceCoords":[270.0,820.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6107703,47.7740906]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p3 [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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1079.9,1912.0 1523.7,1827.1 1515.9,1760.5 1480.0,1634.3 1612.0,1673.2 1612.0,1537.0 1538.9,1299.6 1140.2,1298.0 1068.2,1123.3 1023.0,769.2 1016.2,739.7 1017.8,728.3 1007.8,650.3 1092.9,63.2 965.9,14.6 963.9,63.1 827.0,54.1 139.8,44.9 119.0,1144.9 114.9,1474.8 94.9,1576.8 65.3,1641.2 88.1,1642.8 172.9,1778.6 335.4,1875.2 727.7,1880.0 743.9,1912.0 1079.9,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[144.0,573.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.60747734117254,47.77293248778335]}},{"type":"Feature","properties":{"resourceCoords":[663.0,1111.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.60686638665095,47.77160322814158]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p4","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"265.1,264.4 298.3,265.5 300.2,265.6 523.0,6.8 530.0,51.0 666.9,66.9 1288.9,58.6 1328.5,37.7 1314.2,552.2 1337.3,551.9 1340.0,1097.0 1345.5,1425.8 1346.3,1629.2 1331.8,1629.3 1264.6,1912.0 1245.4,1912.0 1229.1,1912.0 1226.5,1866.6 336.9,1839.8 310.9,1912.0 263.0,1912.0 269.2,1777.8 265.4,1105.0 265.1,264.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1340.0,1097.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6054255,47.7756254]}},{"type":"Feature","properties":{"resourceCoords":[265.0,555.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6082032,47.7743019]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1400.0,166.2 1492.4,165.8 1492.2,1262.7 1494.5,1815.3 948.0,1819.2 948.2,1842.3 432.4,1829.2 403.3,1774.7 190.7,1678.2 100.8,1403.6 66.2,1172.0 105.5,1195.9 121.3,1158.6 67.0,1082.9 50.7,325.5 80.9,140.1 165.1,71.1 578.2,165.5 829.9,47.6 1183.2,44.9 1302.5,102.3 1396.2,36.2 1400.0,166.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.6067391,47.7799939]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.6027235,47.7785566]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.6052601,47.7753563]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.6092757,47.7767936]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p6","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"509.0,1764.0 174.8,1768.5 175.5,1208.4 181.9,96.6 737.0,95.0 741.6,35.3 1503.7,58.6 1580.8,360.4 1611.2,1224.5 1543.2,1855.2 1003.8,1883.8 1002.8,1883.9 1002.9,1847.8 715.8,1778.6 715.7,1763.8 509.0,1764.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[509.0,1764.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6045964,47.7753421]}},{"type":"Feature","properties":{"resourceCoords":[737.0,95.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6018743,47.7779064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Crookston, Minnesota | 1900 | sanborn04281_004 p9","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:31:35Z","modified":"2026-10-19T13:31:35Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1483.3,1127.2 1355.5,1566.1 1418.4,1589.5 1547.1,1614.9 1452.3,1714.8 1570.4,1776.2 1521.4,1767.7 1419.5,1861.4 1086.2,1809.2 897.5,1880.8 484.5,1835.4 92.8,1877.1 29.5,1470.8 79.3,86.4 920.5,17.8 1435.1,27.4 1543.5,100.4 1564.7,230.9 1425.3,592.8 1424.6,745.0 1503.9,832.4 1612.0,832.9 1612.0,875.3 1483.3,1127.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd414m:g4144m:g4144cm:g042811900:04281_1900-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[200.0,352.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6089803,47.7675306]}},{"type":"Feature","properties":{"resourceCoords":[1403.0,602.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.6083034,47.7697715]}}]}}]}