{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn08198_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Aberdeen, South-Dakota | 1887 | mapsnap generated fit (2026-09-21)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-21"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"7"},{"label":"placed","value":"3"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 4"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 45.46163,-98.39231 +/-23002m); p1__3 (tier 4, 45.46163,-98.39231 +/-23002m); p4__1 (tier 1, 45.46254,-98.48945 +/-262m)"},{"label":"withheld","value":"p4__2 (30.5 km from the catalogue location)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Aberdeen, South-Dakota | 1887 | sanborn08198_002 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"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":"2026-09-21T14:47:11Z","modified":"2026-09-21T14:47:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,0.0 391.5,0.0 389.7,584.4 0.0,591.8 -0.0,1927.0 830.0,1927.0 830.0,960.7 1628.0,961.0 1628.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1415.0,853.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4895354,45.4580605]}},{"type":"Feature","properties":{"resourceCoords":[808.0,1036.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4909624,45.4580574]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Aberdeen, South-Dakota | 1887 | sanborn08198_002 p2","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"}],"created":"2026-09-21T14:47:11Z","modified":"2026-09-21T14:47:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 16.9,1927.0 1.6,-0.0 1628.0,-0.0 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[557.0,1262.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4909515,45.4677243]}},{"type":"Feature","properties":{"resourceCoords":[557.0,1809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4923754,45.4677409]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Aberdeen, South-Dakota | 1887 | sanborn08198_002 p3","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"}],"created":"2026-09-21T14:47:11Z","modified":"2026-09-21T14:47:11Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1927.0 0.0,0.0 1628.0,-0.0 1628.0,76.9 1116.1,65.1 1088.2,1912.5 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd418m:g4184m:g4184am:g081981887:08198_1887-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[568.0,1282.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4909563,45.469727]}},{"type":"Feature","properties":{"resourceCoords":[1095.0,1282.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4909471,45.4687243]}}]}}]}