{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn06552_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mandan, North-Dakota | 1888 | 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":"7"},{"label":"placed","value":"2"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef 3, snap:1 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 46.83096,-100.87635 +/-156m); p1__3 (tier 1, 46.83017,-100.86666 +/-128m); p2__2 (tier 4, 46.73219,-101.20272 +/-48609m)"},{"label":"withheld","value":"p1__1 (71.6 km from the catalogue location), p2__3 (48.5 km from the catalogue location)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mandan, North-Dakota | 1888 | sanborn06552_002 p2 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"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":"2026-09-22T05:28:31Z","modified":"2026-09-22T05:28:31Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1336.8 1628.0,-0.0 1460.7,0.0 1335.6,0.0 -0.0,0.0 -0.0,620.1 26.5,728.5 387.0,728.3 385.9,1136.3 776.7,1137.3 776.1,1546.3 1628.0,1336.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1460.0,100.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.871162,46.828949]}},{"type":"Feature","properties":{"resourceCoords":[897.0,14.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-100.8708341,46.8300841]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mandan, North-Dakota | 1888 | sanborn06552_002 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T05:28:31Z","modified":"2026-09-22T05:28:31Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0003","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 1628.0,627.5 1470.0,628.4 1476.5,1492.7 1478.8,1624.5 1628.0,1659.9 1628.0,1927.0 -0.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174mm:g065521888:06552_1888-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.87958055824627,46.83115654392479]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.87527818408923,46.83172688735073]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.87429834671721,46.82821819536755]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-100.87860072087426,46.827647851941606]}}]}}]}