{"id":"https://data.mapsnap.org/runs/v1.3/iiif/loc/sanborn08270_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Vermillion, South-Dakota | 1903 | 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":"4"},{"label":"placed","value":"4"},{"label":"unplaced","value":"0"},{"label":"fit sources","value":"georef 3, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"}],"items":[{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Vermillion, South-Dakota | 1903 | sanborn08270_004 p1","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"}],"created":"2026-09-23T21:52:59Z","modified":"2026-09-23T21:52:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0001/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0001/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,7708.0 0.0,-0.0 964.2,0.0 1034.8,218.1 1718.9,0.0 2255.6,0.0 2814.2,1750.0 2418.0,1878.0 3028.1,3777.6 4991.3,3141.2 5621.4,5048.4 6512.0,4776.2 6512.0,7708.0 -0.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[840.0,2384.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.936526,42.779393]}},{"type":"Feature","properties":{"resourceCoords":[4368.0,1252.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.933848,42.779398]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Vermillion, South-Dakota | 1903 | sanborn08270_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-23T21:52:59Z","modified":"2026-09-23T21:52:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0002/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0002/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"3294.9,5088.6 920.4,5089.2 925.8,2813.3 1404.9,2813.6 1413.6,718.2 826.2,529.6 -0.0,525.8 0.0,0.0 6144.5,0.0 6128.6,2823.0 5612.9,2822.5 5607.8,7417.4 5100.4,7409.1 5099.2,7708.0 4278.6,7708.0 4449.9,7398.5 3308.7,7379.7 3294.9,5088.6\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0002/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.93591883748766,42.78069934592757]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.93182727419597,42.78071496856466]}},{"type":"Feature","properties":{"resourceCoords":[6512.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.9318022567091,42.77713520316802]}},{"type":"Feature","properties":{"resourceCoords":[0.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.9358938200008,42.777119580530936]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Vermillion, South-Dakota | 1903 | sanborn08270_004 p3 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-09-23T21:52:59Z","modified":"2026-09-23T21:52:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003__1/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"2904.0,7708.0 4032.0,7708.0 4359.6,7708.0 4366.8,5618.8 5464.0,5633.6 5458.0,7708.0 6512.0,7708.0 6512.0,0.0 991.1,1.2 986.8,2784.4 482.8,2785.9 496.0,7316.0 -0.0,7309.9 -0.0,7708.0 2904.0,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[3300.0,2768.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.930572,42.7794119]}},{"type":"Feature","properties":{"resourceCoords":[496.0,7316.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.9323713,42.777268]}}]}},{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Vermillion, South-Dakota | 1903 | sanborn08270_004 p3 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"4359.6"},{"label":"split_canvas_y","value":"5618.8"},{"label":"split_canvas_w","value":"1104.4"},{"label":"split_canvas_h","value":"2089.2"}],"created":"2026-09-23T21:52:59Z","modified":"2026-09-23T21:52:59Z","motivation":"georeferencing","target":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003__2/selector","type":"SpecificResource","source":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003/info.json","type":"ImageService2","height":7708,"width":6512},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"4485.8,7708.0 5458.0,7708.0 5464.0,5633.6 4480.5,5620.3 4485.8,7708.0\" /></svg>"}},"body":{"id":"https://tile.loc.gov/image-services/iiif/service:gmd:gmd418m:g4184m:g4184vm:g082701903:08270_1903-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[4359.6,5618.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.9285854830393,42.77960290380606]}},{"type":"Feature","properties":{"resourceCoords":[5464.0,5618.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.92787322776275,42.779602139781915]}},{"type":"Feature","properties":{"resourceCoords":[5464.0,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.92787519625448,42.778616648008956]}},{"type":"Feature","properties":{"resourceCoords":[4359.6,7708.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-96.92858745153103,42.7786174120331]}},{"type":"Feature","properties":{"resourceCoords":[4686.5,6006.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-96.928375,42.7794199]}}]}}]}