{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03801_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Natick, Massachusetts | 1904 | 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":"32"},{"label":"placed","value":"23"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef-snap 16, georef 6, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 20 panels"},{"label":"unplaced pages","value":"p12__1 (tier 1, 42.28305,-71.34658 +/-201m); p19__1 (tier 1, 42.30002,-71.36105 +/-104m); p19__5 (tier 1, 42.29788,-71.36122 +/-100m); p20__1 (tier 4, 42.28911,-71.35070 +/-3676m); p20__2 (tier 4, 42.28911,-71.35070 +/-3676m); p20__3 (tier 4, 42.28911,-71.35070 +/-3676m); p20__4 (tier 4, 42.28911,-71.35070 +/-3676m); p6__2 (tier 1, 42.28790,-71.34324 +/-100m); p9__2 (tier 1, 42.28429,-71.33810 +/-140m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p10 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2158.4"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5493.6"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1601.6,560.6 1375.7,539.6 922.8,539.6 284.3,539.6 262.1,598.3 42.0,605.1 47.2,749.5 117.1,768.8 41.8,1041.2 118.3,1145.1 23.8,1269.3 37.6,1491.2 118.8,1551.3 96.2,1823.3 344.2,1824.2 372.7,1851.7 352.0,1884.8 1584.0,1911.3 1571.3,1223.5 1612.0,1228.0 1612.0,674.5 1601.6,560.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[812.0,1241.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35546327531421,42.28094856243173]}},{"type":"Feature","properties":{"resourceCoords":[1252.0,1241.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35439689620858,42.28116679119244]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p10 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.82"},{"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":"2158.4"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1494.4,103.1 1488.3,106.2 1292.1,49.7 939.6,150.1 452.6,48.7 118.7,45.7 25.0,171.2 52.1,496.0 153.9,538.6 1415.2,538.6 1381.1,354.8 1471.3,355.4 1494.4,103.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0010__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[682.0,352.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3559708,42.2826659]}},{"type":"Feature","properties":{"resourceCoords":[1056.0,352.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3550125,42.282793]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1705.2 1612.0,1727.5 1607.3,1725.3 1515.0,1872.2 1192.8,1867.7 1178.2,1912.0 725.6,1912.0 620.8,1889.9 305.4,1852.8 333.4,1764.3 92.4,1664.8 63.7,1510.2 29.6,1498.3 126.2,988.8 141.9,914.8 272.6,556.8 325.5,403.6 424.1,60.9 632.5,102.0 830.7,152.0 758.0,378.8 1078.5,475.5 1242.3,511.1 1314.3,520.8 1293.8,760.1 1235.0,1408.9 1227.2,1509.9 1313.7,1526.9 1612.0,1705.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1536.0,1609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35219849499282,42.281063175964185]}},{"type":"Feature","properties":{"resourceCoords":[770.0,365.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35029396306976,42.28340801333884]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0012__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p12 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.97"},{"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":"4711.2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0012__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"370.6,113.2 394.8,323.7 407.6,527.1 170.0,526.9 175.5,860.7 191.4,1027.1 204.2,1098.4 279.9,1079.0 639.5,971.8 976.5,863.4 1279.6,759.0 1357.7,748.6 1375.8,585.2 1382.0,526.9 1385.2,467.9 1389.4,78.0 944.8,89.7 370.6,113.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0012__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1382.0,526.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3473067,42.2837971]}},{"type":"Feature","properties":{"resourceCoords":[170.0,526.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.350339,42.2834161]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"46.8,1800.8 62.5,985.8 82.6,976.8 122.2,633.5 102.3,548.5 196.8,514.4 806.7,303.2 1031.3,224.2 1103.8,196.4 1446.6,49.8 1469.3,108.3 1536.9,372.2 1551.5,516.2 1559.0,752.2 1573.0,1084.7 1612.0,1217.5 1612.0,1392.2 1578.4,1394.4 1587.4,1730.9 1562.5,1726.5 1030.7,1678.0 979.7,1679.0 782.0,1710.8 561.4,1763.0 563.1,1789.5 46.8,1800.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1012.0,225.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35005977777293,42.282365200303275]}},{"type":"Feature","properties":{"resourceCoords":[164.0,1470.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35205075516504,42.27992941122785]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1361.3,1912.0 1597.0,1912.0 1597.0,1897.0 1612.0,1896.0 1612.0,1813.9 1574.0,1800.5 1492.6,402.7 1579.8,200.2 1612.0,203.1 1612.0,176.8 1279.9,131.3 719.2,62.5 699.8,66.6 83.3,24.6 82.8,29.7 54.2,348.1 7.5,809.7 1.0,902.1 1.0,916.4 48.3,929.8 209.5,976.5 206.3,1056.9 258.5,1379.9 308.7,1737.8 372.9,1732.3 652.5,1742.1 798.7,1769.5 1033.5,1830.5 1361.3,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[256.0,1364.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34814300786267,42.28306074053178]}},{"type":"Feature","properties":{"resourceCoords":[656.0,322.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34536876763033,42.283006023161356]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"51.9,1704.7 54.1,1665.2 30.1,1663.5 30.7,1616.9 57.3,1613.8 77.1,1274.8 98.0,804.8 102.6,703.0 96.9,683.8 90.9,57.8 514.8,61.2 980.3,65.5 1434.2,66.6 1430.3,246.8 1584.4,751.9 1583.2,1246.0 1515.9,1381.8 1494.1,1806.8 1178.8,1806.7 1138.0,1872.7 912.5,1883.9 894.2,1879.3 892.9,1875.9 542.0,1732.3 51.9,1704.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[500.0,1322.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34337213338051,42.282157283156685]}},{"type":"Feature","properties":{"resourceCoords":[500.0,62.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34417409449306,42.284366891556886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"316.4,1912.0 327.4,1912.0 344.2,1912.0 350.6,1763.1 1321.5,1894.1 1575.4,1849.1 1500.5,1719.7 1528.0,480.2 1455.4,268.2 1484.5,151.2 1323.4,49.1 634.4,79.8 85.7,323.1 66.3,674.7 1.0,666.9 1.0,823.9 352.4,837.3 346.1,863.0 259.4,1415.7 256.9,1469.0 276.8,1677.8 316.4,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[270.0,1519.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35005876630117,42.27958418061215]}},{"type":"Feature","properties":{"resourceCoords":[1132.0,278.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34680520273479,42.27830560900939]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"967.9,196.9 978.6,146.7 1552.3,271.6 1532.3,1170.5 1446.0,1228.9 1460.4,1769.0 995.6,1702.2 1004.6,1639.8 924.4,1607.0 506.0,1759.2 121.5,1774.7 86.9,1670.6 170.5,1286.2 89.4,1062.1 113.8,449.7 66.3,386.2 138.8,226.7 299.3,173.3 967.9,196.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[905.0,609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3646476534695,42.31813565686853]}},{"type":"Feature","properties":{"resourceCoords":[-139.0,609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.36733790243446,42.31784960494278]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p18","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.66"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"72.2,1701.3 37.2,808.9 113.6,701.9 123.4,473.1 248.7,353.2 304.2,126.4 400.4,108.2 371.4,63.6 432.3,30.2 799.1,115.3 1400.7,72.9 1498.3,193.5 1545.1,665.1 1479.5,1013.0 1611.5,1371.8 1600.2,1754.2 1536.9,1871.7 1359.7,1872.8 1356.7,1907.8 750.2,1733.8 735.2,1786.8 19.9,1714.9 72.2,1701.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[965.0,944.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.36451498068259,42.32050041557072]}},{"type":"Feature","properties":{"resourceCoords":[1417.0,1586.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3631224795424,42.319542207482556]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p19 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.33"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1544.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2130.8"},{"label":"split_canvas_h","value":"3833.6"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"917.9,557.6 917.9,503.9 845.9,478.0 899.3,110.2 789.6,13.3 428.8,178.6 470.4,219.8 427.9,800.2 482.7,904.9 467.2,952.9 497.6,953.4 709.8,422.8 709.7,438.7 709.4,468.8 917.9,557.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[386.2,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.36060356880877,42.299808832853415]}},{"type":"Feature","properties":{"resourceCoords":[918.9,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.35931463458554,42.300066544074866]}},{"type":"Feature","properties":{"resourceCoords":[918.9,958.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.35869277234562,42.298340918782166]}},{"type":"Feature","properties":{"resourceCoords":[386.2,958.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.35998170656885,42.298083207560715]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p19 [3]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3108.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3344.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"818.7,1459.0 911.2,1523.8 1044.7,1864.9 1477.3,1814.6 1491.5,1693.3 1449.6,1681.2 1521.8,1313.6 1462.7,156.7 1367.8,137.5 1374.7,190.1 1158.5,133.0 1156.2,115.9 1154.5,103.4 1152.3,87.7 1020.3,639.8 990.6,643.7 975.0,735.8 823.4,951.7 853.9,960.1 825.2,1098.9 1015.5,1280.6 818.7,1459.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1197.0,1039.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3591514,42.2974396]}},{"type":"Feature","properties":{"resourceCoords":[1197.0,607.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3592796,42.2982454]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p19 [4]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.20"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3800.8"},{"label":"split_canvas_w","value":"3108.0"},{"label":"split_canvas_h","value":"3851.2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"113.5,1830.0 319.9,1653.6 129.2,1463.3 162.1,1322.7 131.1,1313.3 43.0,1431.3 31.6,1769.8 113.5,1830.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0019__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,950.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.36056830851642,42.298148436936046]}},{"type":"Feature","properties":{"resourceCoords":[777.0,950.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.35866578194576,42.29835213601159]}},{"type":"Feature","properties":{"resourceCoords":[777.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.35832684658257,42.29659577640002]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.36022937315323,42.29639207732448]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,956.3 1508.5,951.9 1514.1,1029.9 1577.1,1732.8 1579.1,1755.0 1189.3,1849.0 1195.2,1867.5 367.1,1840.8 355.6,1792.4 107.9,1856.8 133.1,1584.5 38.3,1419.8 29.1,1041.5 101.9,927.6 131.9,583.2 61.8,59.2 851.7,8.9 1377.1,40.6 1435.8,91.7 1499.3,49.1 1550.9,940.8 1612.0,941.3 1612.0,955.5 1612.0,956.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[984.0,1243.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35045814088578,42.28852337956272]}},{"type":"Feature","properties":{"resourceCoords":[584.0,26.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35185913570429,42.29069042870409]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p3","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"109.8,1183.1 55.5,1084.9 42.9,731.5 120.7,592.8 45.3,490.6 113.9,437.9 122.7,125.2 387.4,117.5 476.7,185.8 894.0,221.9 912.6,101.2 1163.3,52.1 1313.6,913.8 1454.1,914.8 1535.4,1448.6 1558.1,1446.7 1550.2,1577.1 1566.0,1813.0 1210.5,1815.8 1049.0,1808.7 669.9,1785.2 594.7,1791.2 80.3,1843.2 109.8,1183.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[435.0,386.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3535157,42.2864769]}},{"type":"Feature","properties":{"resourceCoords":[1566.0,1813.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.350013,42.284245]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"236.6,998.9 377.0,988.0 503.5,1514.4 526.0,1510.5 529.1,1641.5 565.0,1875.8 1137.8,1815.8 1581.7,1776.0 1553.7,1495.6 1523.0,1389.6 1467.2,1298.9 1349.5,1156.0 1419.1,1123.5 1598.2,1103.1 1593.6,1060.5 1590.9,697.3 1582.4,204.1 1579.8,1.0 1555.5,1.0 1527.6,2.1 1331.0,57.9 1234.5,62.2 1237.0,84.5 849.1,187.7 855.5,206.1 26.0,198.9 236.6,998.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1584.0,564.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34779456046695,42.28688893173001]}},{"type":"Feature","properties":{"resourceCoords":[544.0,1869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.35006752933224,42.284253585621805]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"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":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"75.7,1906.0 208.0,1886.0 487.9,1858.8 885.1,1814.2 1568.7,1724.5 1612.0,1718.8 1610.2,1694.2 1521.3,1037.4 1428.6,821.0 1246.1,832.6 1111.3,845.5 1109.0,841.2 1104.7,841.5 1104.0,831.8 979.8,599.6 960.5,109.1 674.0,35.9 103.8,32.9 86.2,482.0 80.7,777.5 78.9,990.0 77.0,1492.6 72.0,1862.5 75.7,1906.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[861.0,1809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34570959148152,42.28624582333696]}},{"type":"Feature","properties":{"resourceCoords":[446.0,1071.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34696353489977,42.28749636650566]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p5 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.91"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4170.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2282.0"},{"label":"split_canvas_h","value":"3366.0"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1522.5,766.0 1576.3,758.0 1570.0,458.0 1569.7,1.5 1222.0,13.5 1222.7,29.0 1115.5,29.0 1124.7,109.5 1220.5,833.7 1249.4,831.9 1320.3,827.4 1522.5,766.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0005__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1115.4,29.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3492343,42.2891908]}},{"type":"Feature","properties":{"resourceCoords":[1570.0,29.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3481252,42.2892618]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"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":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"606.5,1851.6 837.5,1791.9 1509.2,1803.4 1534.1,1803.8 1541.2,1423.3 1565.0,363.6 1559.2,47.4 982.2,37.6 713.7,193.1 717.0,480.0 712.0,481.0 712.0,485.2 691.0,485.1 54.3,608.1 33.7,1738.7 373.9,1874.3 599.5,1869.0 606.5,1851.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1548.0,912.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34176931166095,42.287003812243384]}},{"type":"Feature","properties":{"resourceCoords":[1548.0,1822.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34391570555175,42.28655138343128]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1302.5,1788.9 1243.7,1777.7 853.8,1720.5 571.0,1692.6 460.1,1701.8 359.3,1739.0 194.7,1827.1 176.3,1751.8 191.7,1570.7 195.2,1438.3 217.6,1160.8 243.2,765.9 275.0,84.0 275.3,78.0 765.7,62.3 768.2,44.9 1404.4,37.6 1381.7,492.1 1361.3,911.0 1344.6,1227.0 1315.2,1685.6 1302.5,1788.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1344.0,932.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34522201536303,42.28419836080864]}},{"type":"Feature","properties":{"resourceCoords":[249.0,54.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34393811381234,42.286626346858455]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1263.7,1839.2 973.9,1884.8 807.1,1789.5 549.9,1809.9 537.0,1912.0 445.2,1424.8 467.6,1255.6 40.3,1207.4 76.0,591.8 59.2,588.3 76.9,113.1 114.1,117.4 472.0,158.0 1468.5,275.2 1591.8,288.9 1571.3,335.0 1584.6,598.3 1538.0,595.1 1440.1,1153.0 1373.2,1179.7 1364.1,1304.6 1439.4,1297.6 1329.1,1878.2 1263.7,1839.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[54.0,564.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34360645421391,42.28574531911259]}},{"type":"Feature","properties":{"resourceCoords":[490.0,1241.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.34191635692147,42.284840355518526]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p9 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.85"},{"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":"3957.2"},{"label":"split_canvas_h","value":"2109.6"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"14.9,10.7 33.5,492.9 926.2,522.8 829.2,172.7 827.2,168.3 494.4,51.0 37.0,48.0 37.4,11.2 14.9,10.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[37.0,48.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3441909,42.2812751]}},{"type":"Feature","properties":{"resourceCoords":[37.0,468.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-71.3439574,42.2804746]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Natick, Massachusetts | 1904 | sanborn03801_004 p9 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.22"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2109.6"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5542.4"}],"created":"2026-10-20T03:22:06Z","modified":"2026-10-20T03:22:06Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"693.8,1912.0 682.0,1839.7 1247.7,1905.7 1289.1,1823.3 1323.5,1826.8 1330.7,1872.0 1369.6,1884.1 1376.4,1907.7 1546.0,1910.4 1584.5,1307.6 1495.2,1229.8 1513.5,1171.1 1328.5,1149.3 1318.9,1089.1 1263.0,1086.0 1084.4,816.0 753.1,648.5 730.5,584.3 560.5,560.0 212.8,673.4 122.2,645.2 107.8,805.2 54.0,795.6 43.1,1742.9 1.0,1748.2 1.0,1793.7 543.0,1849.1 573.0,1912.0 621.1,1912.0 693.8,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764nm:g038011904:03801_1904-0009__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,527.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.3367656456668,42.287473025964545]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,527.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.3354853281722,42.28440863709599]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.3390196160888,42.283589008021146]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-71.34029993358341,42.2866533968897]}}]}}]}