{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08263_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Sioux Falls, South-Dakota | 1883 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"6"},{"label":"placed","value":"4"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 3, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 43.54258,-96.72427 +/-119m); p1__3 (tier 1, 43.54288,-96.72893 +/-139m)"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sioux Falls, South-Dakota | 1883 | sanborn08263_001 p1 [1]","metadata":[{"label":"streets","value":"1"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3450.8"},{"label":"split_canvas_h","value":"4082.8"}],"created":"2026-09-22T13:29:17Z","modified":"2026-09-22T13:29:17Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1375.1,3615.5 1796.4,3617.6 1930.4,4022.0 1998.6,4072.0 3433.2,4082.8 3436.4,3376.8 3450.8,0.0 0.0,-0.0 -0.0,2608.9 1375.1,3615.5\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72925301386101,43.54954235057101]}},{"type":"Feature","properties":{"resourceCoords":[3450.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.7274756178912,43.55052256534833]}},{"type":"Feature","properties":{"resourceCoords":[3450.8,4082.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72587497267789,43.548999073099125]}},{"type":"Feature","properties":{"resourceCoords":[0.0,4082.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.7276523686477,43.548018858321804]}},{"type":"Feature","properties":{"resourceCoords":[1799.4,3838.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.7268212,43.548621]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sioux Falls, South-Dakota | 1883 | sanborn08263_001 p1 [4]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3608.8"},{"label":"split_canvas_w","value":"3433.2"},{"label":"split_canvas_h","value":"4099.2"}],"created":"2026-09-22T13:29:17Z","modified":"2026-09-22T13:29:17Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001__4/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,5041.3 519.7,5041.9 520.8,7708.0 1060.0,7708.0 3012.0,7708.0 3418.0,7708.0 3433.2,4082.8 1946.8,4071.6 1796.4,3617.6 0.0,3608.8 -0.0,5041.3\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0001__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,3608.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72506657550068,43.54623622780207]}},{"type":"Feature","properties":{"resourceCoords":[3433.2,3608.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72507003899618,43.54462725097079]}},{"type":"Feature","properties":{"resourceCoords":[3433.2,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72772308790569,43.54463024869943]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72771962441018,43.546239225530705]}},{"type":"Feature","properties":{"resourceCoords":[520.2,6284.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.7267987,43.5459944]}},{"type":"Feature","properties":{"resourceCoords":[520.2,6284.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.7267987,43.5459944]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sioux Falls, South-Dakota | 1883 | sanborn08263_001 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T13:29:17Z","modified":"2026-09-22T13:29:17Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0002/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"5270.1,1271.2 2018.7,3730.9 4082.2,6499.3 5581.6,5365.0 5579.1,7708.0 -0.0,7708.0 -0.0,-0.0 6512.0,-0.0 6512.0,83.6 6106.5,83.2 6129.6,2424.3 5270.1,1271.2\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72507712103767,43.55148467589852]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.72504962444731,43.548418188121275]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.7300225535691,43.54839443271619]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.73005005015946,43.55146092049343]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Sioux Falls, South-Dakota | 1883 | sanborn08263_001 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"17"}],"created":"2026-09-22T13:29:17Z","modified":"2026-09-22T13:29:17Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0003/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7708.0 -0.0,5254.0 317.8,5014.8 318.0,4967.0 575.2,4970.1 520.4,-0.0 5569.1,-0.0 5559.2,1398.0 6077.5,1402.3 6059.6,4062.4 6512.0,4065.6 6512.0,7708.0 -0.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184sm:g082631883:08263_1883-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3280.0,4964.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.728315,43.5472991]}},{"type":"Feature","properties":{"resourceCoords":[3280.0,7268.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.7298095,43.5472931]}}]}}]}