{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn06538_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Grafton, North-Dakota | 1891 | mapsnap generated fit (2026-09-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-20"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"4"},{"label":"placed","value":"3"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p2__2 (tier 4, 48.41989,-97.40990 +/-242m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, North-Dakota | 1891 | sanborn06538_002 p1","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"13"}],"created":"2026-09-20T16:17:49Z","modified":"2026-09-20T16:17:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1927.0 -0.0,1927.0 0.0,0.0 1628.0,42.2 1628.0,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[445.0,1083.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.41265,48.418573]}},{"type":"Feature","properties":{"resourceCoords":[1486.0,1624.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.409665,48.4175471]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, North-Dakota | 1891 | sanborn06538_002 p2 [1]","metadata":[{"label":"streets","value":"6"},{"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":"2026-09-20T16:17:49Z","modified":"2026-09-20T16:17:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1078.7,1927.0 1081.6,1483.6 1628.0,1482.9 1628.0,0.0 901.0,0.0 900.3,49.6 388.3,38.2 381.9,1927.0 1078.7,1927.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1162.0,1643.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.40704,48.417534]}},{"type":"Feature","properties":{"resourceCoords":[1162.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.4070646,48.4205353]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Grafton, North-Dakota | 1891 | sanborn06538_002 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-20T16:17:49Z","modified":"2026-09-20T16:17:49Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1628.0,1778.5 -0.0,1774.6 -0.0,-0.0 1628.0,0.0 1628.0,1778.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd417m:g4174m:g4174gm:g065381891:06538_1891-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[431.0,1233.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.4111282,48.4215702]}},{"type":"Feature","properties":{"resourceCoords":[431.0,693.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-97.4111155,48.4225688]}}]}}]}