{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03854_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"South Hadley Falls, Massachusetts | 1910 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"13"},{"label":"placed","value":"9"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef-snap 6, georef 2, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"3 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p6__2 (tier 1, 42.21753,-72.59176 +/-161m); p9__1 (tier 1, 42.22339,-72.59590 +/-212m); p9__3 (tier 1, 42.22418,-72.59353 +/-101m); p9__4 (tier 1, 42.22328,-72.59295 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2432.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5219.6"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"722.3,1910.9 1154.5,1910.3 1124.7,1895.5 1489.7,1835.3 1489.4,1604.3 1571.2,1514.8 1533.8,1358.4 1324.8,1179.9 1324.7,1105.4 1161.5,1026.7 1121.0,1026.7 1121.0,1026.7 1121.0,1026.7 1093.6,993.9 1070.8,740.6 757.8,681.5 407.6,704.4 355.6,801.3 50.1,816.6 66.3,1762.9 1.0,1766.0 1.0,1826.8 476.8,1912.0 722.7,1912.0 722.3,1910.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1699.0,1619.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.60267538242137,42.2195717764936]}},{"type":"Feature","properties":{"resourceCoords":[698.0,684.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.60496448425575,42.21776210328945]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.63"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"794.9,1882.2 1360.5,1823.4 1535.9,1748.4 1590.6,1083.3 1510.4,325.4 1572.8,285.9 1450.7,41.2 1341.4,18.8 1338.4,1.0 1333.1,1.0 1283.1,10.8 1283.0,13.5 941.5,39.5 670.6,67.1 484.7,92.0 439.4,98.0 225.7,129.8 1.0,258.4 1.0,287.7 61.8,280.5 33.0,1634.7 91.2,1780.5 91.5,1781.3 328.1,1767.8 791.6,1824.0 794.9,1882.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[443.0,99.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5977550922973,42.21696030828738]}},{"type":"Feature","properties":{"resourceCoords":[1255.0,713.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59942970898601,42.21550489298745]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"627.2,1868.8 658.3,1885.3 674.1,1901.8 797.2,1772.5 1098.6,1792.5 1127.0,1858.9 1502.5,1777.7 1594.4,1494.0 1540.1,1223.1 1514.5,1236.5 1506.5,1066.5 1511.2,910.5 1515.2,326.1 1515.7,236.1 984.5,127.0 1012.4,63.1 722.4,59.5 725.5,51.5 578.0,38.6 518.0,1.0 516.1,1.0 264.6,624.2 250.7,684.9 108.8,1010.2 1.0,1277.4 1.0,1335.4 4.0,1337.8 153.6,1457.2 365.1,1637.3 625.2,1870.7 627.2,1868.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1488.0,357.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59344622763778,42.21610905365807]}},{"type":"Feature","properties":{"resourceCoords":[549.0,1798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59765938698251,42.21556960339619]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"80.6,1882.1 128.8,1857.2 84.8,1861.4 88.7,1841.8 128.4,1626.3 78.6,1367.5 51.0,1358.0 140.6,941.9 88.3,912.3 66.5,475.4 135.3,146.9 270.5,177.0 337.6,44.5 435.5,18.9 777.2,121.6 1190.7,47.9 1240.2,114.6 1353.2,115.8 1310.5,459.1 1506.7,649.9 1493.2,1024.0 1377.2,1331.8 1417.2,1486.5 1521.6,1545.9 1497.8,1728.9 828.4,1791.6 768.5,1807.0 416.6,1830.2 128.8,1857.2 80.6,1882.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1124.0,432.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59620343589576,42.219997944069576]}},{"type":"Feature","properties":{"resourceCoords":[1210.0,1120.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59553423953426,42.21881273876932]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1569.2 1612.0,1569.7 1545.6,1542.7 1340.9,1371.9 908.2,1451.2 798.2,1521.8 831.4,1586.9 411.7,1847.8 234.4,1840.7 208.3,1881.9 222.9,1608.3 195.1,1614.9 229.3,1449.6 272.2,1301.0 420.2,740.6 467.9,558.5 491.0,470.9 783.8,72.7 871.3,142.3 1150.8,13.2 1134.5,373.6 1089.4,408.2 1256.0,799.8 1426.3,1230.7 1437.9,1290.6 1431.5,1376.3 1556.9,1449.4 1583.3,1468.5 1550.2,1509.5 1612.0,1569.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1241.0,197.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59087615007041,42.21613684480426]}},{"type":"Feature","properties":{"resourceCoords":[1335.0,1246.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59209882071501,42.21440374645583]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p6 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.67"},{"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":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1407.1,1884.5 1565.3,1469.5 1369.0,716.9 1467.2,101.7 1091.8,235.4 963.6,432.2 753.5,524.9 609.6,684.0 550.1,906.9 543.1,936.0 542.3,936.0 538.2,951.2 256.9,952.0 251.9,933.9 243.4,933.8 339.9,1202.6 271.3,1198.8 353.3,1726.4 445.5,1692.5 530.1,1661.7 1020.6,1674.5 1013.5,1785.4 1229.7,1912.0 1321.5,1912.0 1375.7,1877.8 1407.1,1884.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[270.0,1757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.593344,42.216111]}},{"type":"Feature","properties":{"resourceCoords":[1054.0,1224.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.592029,42.217592]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.73"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"82.6,1104.6 336.9,1364.8 331.2,1421.9 734.5,1569.0 1169.2,1740.5 1221.2,1773.3 1280.0,1837.0 1420.2,1795.0 1489.1,1781.6 1487.8,1288.5 1456.7,1057.6 1469.3,943.3 1486.6,849.6 1484.8,149.5 1549.4,147.7 1549.7,92.7 1550.2,1.0 1543.3,1.0 1440.4,57.2 1275.9,19.6 984.7,145.1 621.7,93.4 426.2,184.3 117.6,120.3 60.7,512.1 131.8,733.8 75.8,999.2 1.0,987.6 1.0,1021.0 45.5,1066.6 65.0,1157.8 82.6,1104.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[737.0,1571.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.59166464944215,42.21517478472647]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,220.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.58796117090978,42.214004281228995]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p8","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.75"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.1,1912.0 250.8,1870.8 1574.1,1866.2 1611.5,416.8 1452.1,29.6 471.9,31.2 341.8,87.2 333.4,180.3 325.4,235.1 260.8,227.9 165.0,926.5 134.7,1017.6 106.1,1129.8 105.0,1364.5 37.5,1856.5 1.0,1858.5 1.0,1912.0 114.1,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1287.0,346.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.587334,42.212444]}},{"type":"Feature","properties":{"resourceCoords":[1082.0,1858.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.591035,42.21193]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0009__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"South Hadley Falls, Massachusetts | 1910 | sanborn03854_005 p9 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.21"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3119.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3332.8"},{"label":"split_canvas_h","value":"4265.6"}],"created":"2026-10-20T04:39:43Z","modified":"2026-10-20T04:39:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0009__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1126.5,138.7 878.4,88.2 872.9,936.6 1093.7,899.8 1339.8,971.3 1513.7,831.2 1507.0,434.5 1255.8,341.3 1225.2,211.2 1126.5,138.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764sm:g038541910:03854_1910-0009__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[779.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59301777367617,42.22413206958819]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59282577301026,42.22252996254035]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1066.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59557170545325,42.22234694752369]}},{"type":"Feature","properties":{"resourceCoords":[779.8,1066.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59576370611916,42.22394905457152]}}]}}]}