{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08243_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Ipswich, South-Dakota | 1913 | 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":"6"},{"label":"placed","value":"4"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 45.57757,-99.47606 +/-251m); p5__2 (tier 1, 45.44563,-99.02454 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ipswich, South-Dakota | 1913 | sanborn08243_004 p2","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"}],"created":"2026-09-23T22:08:11Z","modified":"2026-09-23T22:08:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1873.0 1628.0,1927.0 -0.0,1927.0 0.0,0.0 1628.0,0.0 1628.0,57.5 1394.3,57.5 1394.4,1873.0 1628.0,1873.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[203.0,1334.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.0349986,45.4443573]}},{"type":"Feature","properties":{"resourceCoords":[203.0,244.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.0349798,45.4463647]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ipswich, South-Dakota | 1913 | sanborn08243_004 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"}],"created":"2026-09-23T22:08:11Z","modified":"2026-09-23T22:08:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,0.0 498.6,0.0 498.2,185.8 1525.0,185.8 1525.0,1809.0 1628.0,1809.0 1628.0,1927.0 -0.0,1927.0 -0.0,1862.9 232.8,1862.9 232.8,1809.0 -0.0,1809.0 -0.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1525.0,728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.0278477,45.4453297]}},{"type":"Feature","properties":{"resourceCoords":[1525.0,1272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.0278571,45.4443243]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ipswich, South-Dakota | 1913 | sanborn08243_004 p4","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"12"}],"created":"2026-09-23T22:08:11Z","modified":"2026-09-23T22:08:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"124.6,196.8 672.2,192.6 670.7,0.0 1628.0,0.0 1628.0,1927.0 240.7,1927.0 239.8,1813.2 137.2,1814.0 124.6,196.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[133.0,1279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.0278571,45.4443243]}},{"type":"Feature","properties":{"resourceCoords":[1522.0,186.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.0241449,45.4463147]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Ipswich, South-Dakota | 1913 | sanborn08243_004 p5 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"9"},{"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":"2026-09-23T22:08:11Z","modified":"2026-09-23T22:08:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1557.0,1845.6 1556.6,1654.7 1628.0,1655.0 1628.0,371.3 1036.8,371.4 1030.0,0.0 -0.0,0.0 -0.0,1848.5 1557.0,1845.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184im:g082431913:08243_1913-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[473.0,1012.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.029262,45.4479021]}},{"type":"Feature","properties":{"resourceCoords":[1556.0,1317.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.0263816,45.4473142]}}]}}]}