{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn03753_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hudson, Massachusetts | 1909 | 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":"15"},{"label":"placed","value":"14"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef-snap 9, georef 5"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 42.39288,-71.55694 +/-251m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"239.7,437.4 322.4,84.7 1391.1,0.0 1433.7,303.6 1484.8,1913.0 -0.0,1913.0 -0.0,398.5 239.7,437.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0010/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56768465282155,42.39121350474747]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56371208144412,42.39138192535371]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56344353124248,42.387877614224266]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56741610261992,42.38770919361802]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1155.2 139.4,531.6 308.5,542.5 0.0,212.0 0.0,-0.0 1534.7,0.0 1503.0,226.1 1313.1,597.1 1292.7,704.1 1247.2,743.0 1193.9,739.4 1329.2,1369.5 1391.5,1356.2 1506.7,1835.0 1151.5,1887.3 1100.0,1652.3 440.8,1913.0 279.1,1913.0 279.1,1913.0 0.0,1913.0 0.0,1155.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57239400545507,42.38951168798639]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57113199763543,42.3923468711348]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56661117719631,42.39123363546781]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56787318501594,42.38839845231941]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p12","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1913.0 -0.0,1913.0 -0.0,-0.0 238.9,0.0 297.1,254.3 504.9,207.6 626.2,0.0 1613.0,0.0 1613.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[759.0,1210.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.572637,42.3875755]}},{"type":"Feature","properties":{"resourceCoords":[444.0,1322.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5734489,42.3876989]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p13 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3766.8"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3885.2"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1082.0,1824.1 1086.5,1913.0 1165.4,1913.0 1199.9,1814.8 1434.3,1801.6 1613.0,1847.2 1613.0,952.4 590.2,945.6 537.5,1150.7 110.0,1198.6 140.7,1394.8 145.3,1904.1 1082.0,1824.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1082.0,1089.6],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5693176,42.3958323]}},{"type":"Feature","properties":{"resourceCoords":[1082.0,1824.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5690736,42.3944824]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p13 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"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":"3809.6"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1380.8,199.4 1283.7,0.0 -0.0,-0.0 0.0,941.7 1613.0,952.4 1613.0,785.7 1397.1,520.9 1380.8,199.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0013__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1406.0,706.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5739787,42.3913993]}},{"type":"Feature","properties":{"resourceCoords":[1406.0,252.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.574776,42.3920657]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p2 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5014.0"},{"label":"split_canvas_w","value":"1946.4"},{"label":"split_canvas_h","value":"2638.0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"440.0,1586.7 376.5,1501.3 -0.0,1761.7 -0.0,1913.0 467.5,1913.0 486.6,1913.0 480.8,1577.9 471.1,1565.3 440.0,1586.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1253.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56472702972887,42.38937678402274]}},{"type":"Feature","properties":{"resourceCoords":[486.6,1253.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56263750466965,42.38843650200085]}},{"type":"Feature","properties":{"resourceCoords":[486.6,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56436476043136,42.38634730682174]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56645428549058,42.38728758884363]}},{"type":"Feature","properties":{"resourceCoords":[419.6,1559.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.5637258,42.387596]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p2 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"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":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1410.2,1913.0 1432.8,1435.7 1613.0,1128.1 1613.0,0.0 -0.0,-0.0 0.0,1261.2 417.4,1253.5 429.1,1510.7 480.8,1577.9 482.9,1697.3 942.4,1913.0 1410.2,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[616.0,760.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.577098,42.39701]}},{"type":"Feature","properties":{"resourceCoords":[616.0,1214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.576643,42.396239]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1613.0,0.0 1613.0,1536.8 1206.5,1691.0 1286.1,1874.2 -0.0,1895.9 -0.0,1806.5 224.4,1675.5 -0.0,1250.8 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0003/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.5741698383351,42.398758619496625]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57019552618794,42.39840276849027]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57076300422682,42.394897330261784]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57473731637397,42.39525318126814]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,-0.0 1613.0,0.0 1167.9,354.2 1467.9,1889.1 1433.4,1913.0 0.0,1913.0 0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57929818159126,42.39337790667234]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57842177894511,42.39629371505642]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57377209819742,42.39552067725554]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57464850084357,42.39260486887146]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1613.0,1443.4 1545.7,1453.4 1472.5,1913.0 397.5,1913.0 131.0,1718.3 -0.0,1687.7 -0.0,1435.3 193.2,1446.6 273.4,64.6 252.3,30.0 1171.6,0.0 1498.6,1041.3 1613.0,1226.2 1613.0,1443.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0005/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57453878062296,42.395402775731334]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57043357248718,42.39490407667415]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.5712288068885,42.39128298287879]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57533401502428,42.391781681935974]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"451.8,1496.7 317.8,1449.0 341.8,1446.5 351.9,1220.8 241.7,1023.4 82.1,421.0 980.8,109.7 1007.4,195.2 1084.8,175.6 1094.2,71.3 1301.4,0.0 1564.3,0.0 1409.3,1564.2 1407.1,1849.7 1580.5,1849.0 1581.0,1913.0 937.6,1913.0 924.3,1818.7 451.8,1496.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57145672671594,42.39489425503699]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56748529801384,42.39454723599134]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56803865685013,42.39104412064732]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.57201008555224,42.39139113969297]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1566.0 142.8,0.0 1613.0,0.0 1613.0,256.8 1490.3,277.3 1613.0,1009.7 1613.0,1538.4 852.0,1799.6 -0.0,1850.2 -0.0,1566.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56795390039017,42.394603907815814]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56396900838311,42.3942321377508]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56456183123332,42.39071712225563]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56854672324037,42.391088892320646]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1913.0 61.5,80.7 20.2,33.7 244.5,0.0 1613.0,0.0 1613.0,1913.0 0.0,1913.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0008/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56419279272188,42.39076709899209]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56435800842681,42.393750818619104]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.55960019137265,42.39389655326344]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.55943497566773,42.39091283363643]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hudson, Massachusetts | 1909 | sanborn03753_005 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-20T17:13:17Z","modified":"2026-09-20T17:13:17Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"90.1,108.3 137.5,67.7 1613.0,135.2 1613.0,1913.0 154.6,1913.0 90.1,108.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764hm:g037531909:03753_1909-0009/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56434967009177,42.39099863710969]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56033345722302,42.391158131159045]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56007914155848,42.38761530941319]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.56409535442722,42.387455815363836]}}]}}]}