{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05148_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Beaver City, Nebraska | 1922 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"7"},{"label":"placed","value":"1"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 40.13579,-99.82775 +/-100m); p1__2 (tier 4, 40.13579,-99.82775 +/-100m); p1__3 (tier 4, 40.13579,-99.82775 +/-100m); p1__4 (tier 4, 40.13579,-99.82775 +/-100m); p1__5 (tier 4, 40.13579,-99.82775 +/-100m); p1__6 (tier 4, 40.13579,-99.82775 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194bm:g051481922:05148_1922-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Beaver City, Nebraska | 1922 | sanborn05148_003 p2","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.39"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T12:06:36Z","modified":"2026-10-18T12:06:36Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194bm:g051481922:05148_1922-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194bm:g051481922:05148_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"42.5,25.9 1384.5,15.4 1535.8,77.2 1593.2,603.7 1594.9,1841.7 1504.9,1895.8 38.3,1876.6 80.8,1445.6 15.1,841.0 42.5,25.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd419m:g4194m:g4194bm:g051481922:05148_1922-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1064.0,1684.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.827099,40.134276]}},{"type":"Feature","properties":{"resourceCoords":[51.0,1684.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-99.829842,40.134323]}}]}}]}