{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn04399_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Thief River Falls, Minnesota | 1912 | mapsnap generated fit (2026-09-23)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-23"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"18"},{"label":"placed","value":"14"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 10, georef-snap 3, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 13 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 48.11276,-96.17552 +/-180m); p6__1 (tier 1, 48.11876,-96.17646 +/-100m); p7__2 (tier 1, 48.11681,-96.18029 +/-100m); p7__4 (tier 1, 48.11377,-96.17443 +/-100m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0001__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 | 1912 | sanborn04399_003 p1 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2677.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"4974.8"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0001/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,2927.9 135.2,3573.0 8.6,2734.3 0.0,2734.4 0.0,2829.2 0.0,2952.4 -0.0,7652.0 3492.0,7652.0 4640.0,7652.0 6452.0,7652.0 6452.0,2927.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5696.0,5084.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1747061,48.1130281]}},{"type":"Feature","properties":{"resourceCoords":[5696.0,2961.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1746728,48.1140111]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0002/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 | 1912 | sanborn04399_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0002/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5902.7,7170.1 -0.0,7151.8 -0.0,-0.0 5924.1,64.1 5902.7,7170.1\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.1850336329375,48.12345753170944]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18060429276882,48.123469873476935]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18058251967457,48.119938387807004]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18501185984326,48.11992604603951]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0003/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 | 1912 | sanborn04399_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0003/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5933.0,7131.9 -0.0,7128.1 -0.0,-0.0 6452.0,0.0 6452.0,511.6 5956.1,439.3 5933.0,7131.9\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18096652887947,48.12343926553452]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.1765508818427,48.123442653449814]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17654490495423,48.11992208374254]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18096055199099,48.119918695827245]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__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 | 1912 | sanborn04399_003 p4 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"20"},{"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":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 0.0,2916.4 2622.8,2925.2 2634.4,5564.0 2308.0,5554.4 2311.3,7114.2 6452.0,7105.2 6452.0,362.7 49.5,364.9 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[5040.0,4880.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1815579,48.1180714]}},{"type":"Feature","properties":{"resourceCoords":[564.0,364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1846573,48.1201575]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__2/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 | 1912 | sanborn04399_003 p4 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2916.4"},{"label":"split_canvas_w","value":"2634.4"},{"label":"split_canvas_h","value":"2647.6"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2442.5,3128.4 323.8,3128.4 325.4,2917.5 0.0,2916.4 0.0,5491.6 2308.0,5554.4 2428.5,5557.9 2442.5,3128.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[323.8,3128.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1846663,48.1170354]}},{"type":"Feature","properties":{"resourceCoords":[2442.5,3128.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1831086,48.117034]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__3/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 | 1912 | sanborn04399_003 p4 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5491.6"},{"label":"split_canvas_w","value":"2312.4"},{"label":"split_canvas_h","value":"2160.4"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,5576.0 -0.0,7652.0 2312.4,7652.0 2308.0,5554.4 0.0,5491.6 0.0,5576.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0004__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,5491.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18815310932915,48.118942790591035]}},{"type":"Feature","properties":{"resourceCoords":[2312.4,5491.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18655100466587,48.1189365399256]}},{"type":"Feature","properties":{"resourceCoords":[2312.4,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18655976248472,48.11793478834907]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.188161867148,48.117941039014504]}},{"type":"Feature","properties":{"resourceCoords":[560.1,7352.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1877726,48.1180784]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0005/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 | 1912 | sanborn04399_003 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0005/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0005/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4439.7,7652.0 3757.0,7197.2 3134.2,7149.6 3174.4,7652.0 3065.8,7652.0 3057.2,7151.0 652.0,7194.0 570.0,417.0 5919.2,353.5 5963.6,2637.7 6452.0,2637.3 6452.0,7652.0 4439.7,7652.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3728.0,4928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1784447,48.1180691]}},{"type":"Feature","properties":{"resourceCoords":[1492.0,7180.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1800015,48.1170453]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006__2/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 | 1912 | sanborn04399_003 p6 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"split_canvas_x","value":"3210.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3241.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,0.0 5887.2,0.0 5886.9,0.0 3674.4,0.0 3663.4,1467.2 3666.4,4640.0 4160.8,4647.6 4111.9,7652.0 6452.0,7652.0 6452.0,0.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3666.4,4640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1768879,48.1191105]}},{"type":"Feature","properties":{"resourceCoords":[5856.5,2372.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.175406,48.1201448]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006__3/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 | 1912 | sanborn04399_003 p6 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2008.0"},{"label":"split_canvas_w","value":"3238.8"},{"label":"split_canvas_h","value":"5644.0"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"411.1,6237.4 3107.1,6215.9 3118.7,7652.0 3210.8,7652.0 3238.8,2008.4 408.9,2008.1 411.1,6237.4\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0006__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,2008.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17717647645303,48.12320859912349]}},{"type":"Feature","properties":{"resourceCoords":[3238.8,2008.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17490732414736,48.123203787116275]}},{"type":"Feature","properties":{"resourceCoords":[3238.8,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17491979295185,48.120546435088265]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17718894525753,48.12055124709548]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__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 | 1912 | sanborn04399_003 p7 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"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":"4340.4"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,4325.2 3380.4,4333.2 5029.6,4337.2 6452.0,4340.4 6452.0,442.1 440.5,442.2 407.2,3013.5 -0.0,3010.5 0.0,4325.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[4904.0,444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1800015,48.1170453]}},{"type":"Feature","properties":{"resourceCoords":[2664.0,444.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1815608,48.1170392]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__3/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 | 1912 | sanborn04399_003 p7 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3380.4"},{"label":"split_canvas_y","value":"4333.2"},{"label":"split_canvas_w","value":"1658.8"},{"label":"split_canvas_h","value":"1365.2"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__3/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5029.6,4337.2 3380.4,4333.2 3383.6,5694.4 5039.2,5698.4 5029.6,4337.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[3380.4,4333.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18565527883732,48.11475673885519]}},{"type":"Feature","properties":{"resourceCoords":[5039.2,4333.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18450500141874,48.11475015188732]}},{"type":"Feature","properties":{"resourceCoords":[5039.2,5698.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18451312717575,48.11411689440954]}},{"type":"Feature","properties":{"resourceCoords":[3380.4,5698.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.18566340459432,48.11412348137741]}},{"type":"Feature","properties":{"resourceCoords":[4795.4,4504.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1846751,48.1146715]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__5/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 | 1912 | sanborn04399_003 p7 [5]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"5560.4"},{"label":"split_canvas_y","value":"5700.0"},{"label":"split_canvas_w","value":"891.6"},{"label":"split_canvas_h","value":"1114.4"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__5/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"6452.0,5864.2 5562.3,5870.8 5572.4,6805.2 6452.0,6814.4 6452.0,5864.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0007__5/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[5560.4,5700.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17383255772911,48.11410200867985]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,5700.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17321447352086,48.11410666961557]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,6814.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17320571306797,48.11358822718337]}},{"type":"Feature","properties":{"resourceCoords":[5560.4,6814.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17382379727623,48.11358356624765]}},{"type":"Feature","properties":{"resourceCoords":[6260.1,5867.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1733462,48.1140279]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0008/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 | 1912 | sanborn04399_003 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0008/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0008/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5827.4,3836.0 5975.7,4201.2 5703.7,7652.0 -0.0,7652.0 -0.0,480.8 625.8,579.2 1279.3,1091.5 3313.7,1254.9 3414.7,0.0 6452.0,0.0 6452.0,284.4 5975.2,628.5 5827.4,3836.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17889331790175,48.117269536906626]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17452478612883,48.117471965747214]}},{"type":"Feature","properties":{"resourceCoords":[6452.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17416770701963,48.11398855530773]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7652.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.17853623879256,48.11378612646714]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0009/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 | 1912 | sanborn04399_003 p9","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"23"}],"created":"2026-09-23T07:44:21Z","modified":"2026-09-23T07:44:21Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0009/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0009/info.json","type":"ImageService2","height":7652,"width":6452},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"462.4,4251.0 299.0,3903.7 267.4,773.2 734.1,400.8 694.4,135.2 -0.0,174.7 -0.0,-0.0 6452.0,0.0 6452.0,7652.0 390.5,7526.8 462.4,4251.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd414m:g4144m:g4144tm:g043991912:04399_1912-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[2224.0,224.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1734525,48.1174394]}},{"type":"Feature","properties":{"resourceCoords":[6112.0,7472.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.1706652,48.1140703]}}]}}]}