{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03712_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Cottage City, Massachusetts | 1892 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"17"},{"label":"placed","value":"7"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef 4, georef-snap 2, snap:2 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"5 sheet(s) cut into 15 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 41.45576,-70.56239 +/-197m); p3__1 (tier 1, 41.45224,-70.57232 +/-100m); p5__2 (tier 1, 41.45165,-70.55723 +/-216m); p6__1 (tier 1, 41.45630,-70.56762 +/-100m); p6__3 (tier 1, 41.45064,-70.56623 +/-101m); p6__4 (tier 1, 41.45202,-70.57011 +/-105m); p7__1 (tier 1, 41.45514,-70.56515 +/-113m); p7__2 (tier 1, 41.44958,-70.56314 +/-169m); p7__3 (tier 1, 41.45091,-70.56039 +/-160m); p7__4 (tier 1, 41.45601,-70.55566 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cottage City, Massachusetts | 1892 | sanborn03712_002 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.68"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4073.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3578.8"}],"created":"2026-10-19T00:37:19Z","modified":"2026-10-19T00:37:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"330.6,1184.8 337.9,1232.4 80.5,1338.0 39.7,1349.5 46.1,1397.9 19.2,1543.4 104.3,1573.5 164.3,1603.7 214.9,1664.5 261.9,1750.5 326.2,1899.9 333.8,1912.0 391.1,1912.0 422.0,1912.0 905.3,1842.4 994.5,1849.2 1075.3,1767.7 1221.2,1759.2 1330.8,1851.5 1541.2,1792.0 1507.3,1742.5 1534.9,1740.9 1478.8,1558.1 1479.0,1238.5 1394.7,1068.7 700.5,1053.0 708.1,1105.5 330.6,1184.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1182.0,1675.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.56008461713526,41.45672874110392]}},{"type":"Feature","properties":{"resourceCoords":[623.0,1314.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.56146351962425,41.45605874551324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cottage City, Massachusetts | 1892 | sanborn03712_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.70"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T00:37:19Z","modified":"2026-10-19T00:37:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"147.7,1890.5 215.6,1849.8 312.0,1778.5 477.9,1762.7 566.6,1822.3 560.1,1844.5 778.2,1863.9 777.6,1870.3 884.1,1813.6 1029.9,1714.2 1235.0,1749.5 1309.3,1770.1 1612.0,1555.3 1612.0,1498.5 1565.9,1520.9 1540.1,1350.5 1382.7,1245.9 1330.9,1007.0 1455.0,818.6 1451.5,294.9 1525.8,243.1 1472.3,185.1 1258.2,219.7 1039.5,36.5 314.4,46.3 317.4,115.7 234.3,123.8 248.6,243.8 107.8,367.9 42.7,690.5 1.0,700.8 1.0,728.2 51.6,697.8 99.0,912.2 1.0,1015.7 1.0,1164.7 77.1,1249.5 65.0,1338.5 113.6,1909.2 147.7,1890.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1219.0,1746.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.55769375499261,41.45467651889315]}},{"type":"Feature","properties":{"resourceCoords":[1015.0,346.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.55693733928607,41.4572201230999]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cottage City, Massachusetts | 1892 | sanborn03712_002 p3 [2]","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.62"},{"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":"2026-10-19T00:37:19Z","modified":"2026-10-19T00:37:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"76.7,87.1 92.9,227.4 82.5,229.3 101.0,449.7 168.9,497.5 175.8,629.6 95.7,638.5 51.0,946.1 57.5,943.1 73.4,1601.2 375.8,1649.7 428.0,1650.4 427.9,1658.0 453.0,1662.0 486.9,1842.0 646.3,1876.8 656.0,1912.0 883.8,1912.0 1099.0,1874.6 1143.2,1826.3 1172.5,1786.7 1206.0,1800.0 1471.3,1873.4 1477.9,1874.7 1519.4,1651.1 1541.7,1660.0 1612.0,1574.3 1612.0,1491.1 1612.0,1401.2 1547.8,1294.6 1512.4,1220.5 1484.8,1156.5 1442.2,992.2 1407.5,896.0 1365.0,825.3 1307.9,784.6 1225.0,740.1 1275.9,594.3 1277.0,543.3 1320.8,538.0 1603.0,470.0 1603.0,445.1 1603.0,419.8 1577.5,421.2 1459.7,51.5 1302.3,24.0 76.7,87.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1046.0,255.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.5627778,41.4547882]}},{"type":"Feature","properties":{"resourceCoords":[1206.0,1800.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.5591509,41.4543327]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cottage City, Massachusetts | 1892 | sanborn03712_002 p4","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.54"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T00:37:19Z","modified":"2026-10-19T00:37:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1203.2,38.2 957.2,1.0 824.0,1.0 802.7,20.1 313.6,22.1 79.7,86.6 20.9,1459.6 49.8,1838.3 120.2,1875.4 113.8,1850.3 348.4,1813.2 355.0,1839.0 576.5,1818.6 604.9,1912.0 748.4,1912.0 762.7,1912.0 931.4,1858.0 1470.8,1827.7 1540.8,1777.6 1553.0,1680.4 1529.7,1016.5 1480.2,993.5 1409.9,647.1 1456.5,590.3 1566.3,425.3 1536.0,260.0 1527.7,145.3 1318.0,4.4 1255.8,9.0 1203.2,38.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[615.0,884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.5567884,41.453065]}},{"type":"Feature","properties":{"resourceCoords":[296.0,1477.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.5552169,41.4525096]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cottage City, Massachusetts | 1892 | sanborn03712_002 p5 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.56"},{"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":"2294.0"}],"created":"2026-10-19T00:37:19Z","modified":"2026-10-19T00:37:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1518.6,127.6 937.5,157.0 755.4,214.0 585.5,213.1 555.4,112.4 316.8,133.0 309.9,105.2 56.9,143.8 63.8,170.8 83.0,181.1 67.6,571.1 807.9,524.2 1144.0,566.5 1389.3,490.6 1407.3,311.2 1537.5,273.8 1581.1,171.1 1518.6,127.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[838.0,187.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.554234,41.4536006]}},{"type":"Feature","properties":{"resourceCoords":[1072.0,114.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.5544414,41.4540124]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cottage City, Massachusetts | 1892 | sanborn03712_002 p5 [3]","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":"0.0"},{"label":"split_canvas_y","value":"3872.0"},{"label":"split_canvas_w","value":"3378.8"},{"label":"split_canvas_h","value":"3780.0"}],"created":"2026-10-19T00:37:19Z","modified":"2026-10-19T00:37:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"23.1,1175.2 34.2,1393.8 108.1,1412.0 111.4,1655.5 48.3,1669.3 109.3,1723.6 85.8,1781.0 140.1,1796.8 158.2,1822.4 103.0,1874.6 673.5,1895.7 817.9,1794.9 756.5,996.1 87.8,989.9 23.1,1175.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0005__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,968.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.56261204834324,41.45114588600002]}},{"type":"Feature","properties":{"resourceCoords":[844.7,968.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.56062382451019,41.451361103185214]}},{"type":"Feature","properties":{"resourceCoords":[844.7,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.56030495858587,41.449682746314394]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.56229318241893,41.4494675291292]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0006__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cottage City, Massachusetts | 1892 | sanborn03712_002 p6 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.58"},{"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":"5380.4"}],"created":"2026-10-19T00:37:19Z","modified":"2026-10-19T00:37:19Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0006__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1461.0,1112.9 1456.7,733.9 1559.8,267.7 1509.8,143.5 1199.8,81.8 1195.0,1.0 1059.7,1.0 1008.3,66.4 783.5,73.5 782.1,62.9 638.8,71.8 638.4,613.4 585.4,696.4 296.1,712.6 273.3,788.9 155.0,791.2 180.0,904.5 89.2,1067.0 249.0,1253.5 427.6,1309.2 657.4,1274.3 710.1,1333.9 884.5,1335.0 966.0,1309.2 967.7,1245.5 1093.5,1241.5 1095.1,1320.3 1304.7,1337.4 1453.3,1257.2 1476.5,1310.8 1471.5,1109.1 1461.0,1112.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764cm:g037121892:03712_1892-0006__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[588.0,906.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.5643048,41.4518072]}},{"type":"Feature","properties":{"resourceCoords":[247.0,906.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.56508,41.4519353]}}]}}]}