{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06072_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Mayfield, New-York | 1937 | mapsnap generated fit (2026-10-17)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-17"},{"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__2 (tier 4, 43.10342,-74.26653 +/-100m); p1__3 (tier 4, 43.10342,-74.26653 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060721937:06072_1937-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Mayfield, New-York | 1937 | sanborn06072_002 p1 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.48"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-17T23:05:59Z","modified":"2026-10-17T23:05:59Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060721937:06072_1937-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060721937:06072_1937-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1267.4,80.5 1152.2,37.6 831.7,58.4 639.8,31.7 216.9,75.4 50.2,56.5 19.1,135.7 14.2,324.6 59.9,525.8 41.6,1237.8 70.8,1376.8 117.1,1414.3 252.2,1416.0 389.9,1416.0 393.3,1417.8 459.4,1677.6 414.1,1880.0 1236.3,1857.5 1342.9,1529.4 1358.2,1524.0 1361.7,1509.5 1362.6,1506.0 1381.2,1506.0 1409.6,1506.0 1526.3,1465.0 1571.7,975.4 1550.1,822.1 1566.0,488.1 1524.1,138.0 1498.3,148.2 1456.4,81.8 1267.4,80.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd380m:g3804m:g3804mm:g3804mm_g060721937:06072_1937-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[521.0,1453.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.2690892,43.1044334]}},{"type":"Feature","properties":{"resourceCoords":[1470.0,1009.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.2667089,43.1009543]}}]}}]}