{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn02841_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Stuart, Iowa | 1883 | 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":"3"},{"label":"placed","value":"1"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 41.50483,-94.31748 +/-100m); p1__3 (tier 4, 41.50483,-94.31748 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154sm:g028411883:02841_1883-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Stuart, Iowa | 1883 | sanborn02841_001 p1 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.51"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1182.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"5269.2"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T05:30:21Z","modified":"2026-10-18T05:30:21Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154sm:g028411883:02841_1883-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154sm:g028411883:02841_1883-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1570.8,386.1 1506.7,166.0 1229.7,24.3 470.2,46.5 427.8,138.9 527.2,195.6 527.5,479.6 522.0,481.9 522.0,487.0 521.9,487.0 509.2,487.0 385.6,536.6 350.3,692.9 358.8,1850.5 1522.8,1849.2 1593.5,1579.2 1570.8,386.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd415m:g4154m:g4154sm:g028411883:02841_1883-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1556.0,213.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.315599,41.50368]}},{"type":"Feature","properties":{"resourceCoords":[1556.0,1860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-94.3197763,41.5036836]}}]}}]}