{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03671_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Adams, Massachusetts | 1895 | 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-snap 4, georef 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"5 sheet(s) cut into 12 panels"},{"label":"unplaced pages","value":"p10__1 (tier 4, 42.62100,-73.11936 +/-1406m); p10__2 (tier 4, 42.62100,-73.11936 +/-1406m); p10__3 (tier 4, 42.62100,-73.11936 +/-1406m); p10__4 (tier 4, 42.62100,-73.11936 +/-1406m); p1__2 (tier 1, 42.60944,-73.12799 +/-100m); p5__1 (tier 1, 42.61912,-73.12122 +/-263m); p5__2 (tier 1, 42.61830,-73.12141 +/-100m); p8__2 (tier 1, 42.62151,-73.11683 +/-100m); p8__3 (tier 1, 42.62206,-73.11811 +/-130m); p9__2 (tier 1, 42.62461,-73.11348 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Adams, Massachusetts | 1895 | sanborn03671_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.39"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:29:58Z","modified":"2026-10-19T06:29:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"568.3,1708.3 308.6,1901.1 267.0,1785.6 140.8,1783.9 70.5,1675.8 49.2,1267.3 87.9,1025.8 167.7,942.1 148.6,823.4 242.2,734.7 225.6,623.0 291.5,544.3 192.6,312.9 145.9,314.1 144.5,157.5 324.1,45.8 1101.7,25.2 1468.0,105.4 1565.8,682.6 1520.8,1844.9 1418.5,1866.0 1423.1,1883.2 1091.3,1843.4 1084.1,1818.2 606.7,1646.3 557.6,1655.9 568.3,1708.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[761.0,940.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.11883396906275,42.624953060199516]}},{"type":"Feature","properties":{"resourceCoords":[708.0,562.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.11864021050316,42.62563535194014]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Adams, Massachusetts | 1895 | sanborn03671_003 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.39"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:29:58Z","modified":"2026-10-19T06:29:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"752.3,1656.5 669.1,1722.7 610.6,1751.5 539.7,1767.7 461.5,1769.8 235.1,1765.5 149.2,1780.2 149.4,1704.7 97.0,1520.0 171.0,1254.8 88.5,983.8 372.9,370.4 468.1,379.7 659.1,196.4 874.7,188.6 929.3,101.7 1230.7,184.4 1264.1,145.0 1300.6,176.6 1454.3,642.1 1439.4,662.5 1606.7,938.6 1565.5,993.5 1532.0,1368.5 1587.1,1765.0 1543.0,1828.5 752.3,1656.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1247.0,891.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.1189277167262,42.62263728244467]}},{"type":"Feature","properties":{"resourceCoords":[159.0,1433.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.12055357829014,42.62067507402196]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Adams, Massachusetts | 1895 | sanborn03671_003 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.38"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:29:58Z","modified":"2026-10-19T06:29:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"103.2,1311.7 167.9,1199.6 193.3,953.5 133.3,827.9 138.7,236.7 227.6,221.9 461.6,227.6 542.5,225.9 615.9,209.6 676.6,180.1 762.9,112.2 1579.4,294.4 1558.9,318.4 1585.0,868.2 1507.1,1334.5 1267.8,1724.3 1081.7,1728.3 1078.9,1787.8 1007.6,1803.6 968.1,1865.7 691.6,1757.0 496.9,1673.3 382.2,1628.5 384.4,1412.9 257.1,1484.7 103.2,1311.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[366.0,1656.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.11773058527302,42.61814235842073]}},{"type":"Feature","properties":{"resourceCoords":[151.0,760.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.1193764027178,42.6193139354792]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Adams, Massachusetts | 1895 | sanborn03671_003 p6","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:29:58Z","modified":"2026-10-19T06:29:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"39.4,884.4 109.6,702.9 48.2,622.7 65.8,247.5 350.4,73.8 659.1,99.3 780.6,26.2 1086.3,45.4 1318.8,239.8 1546.7,209.9 1513.5,288.1 1578.5,343.2 1576.8,570.4 1482.5,700.9 1581.0,958.6 1572.5,1352.9 1514.8,1395.8 1566.0,1800.9 1500.2,1870.0 725.6,1805.8 725.6,1804.0 204.7,1856.4 155.6,1769.0 50.4,1775.5 39.4,884.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[730.0,724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.1224908,42.6166243]}},{"type":"Feature","properties":{"resourceCoords":[730.0,1297.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.1231278,42.615634]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Adams, Massachusetts | 1895 | sanborn03671_003 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T06:29:58Z","modified":"2026-10-19T06:29:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1556.3,186.4 770.0,72.9 770.1,71.1 235.3,92.2 191.0,1.0 82.8,1.0 53.2,611.5 147.1,845.8 88.2,892.7 48.3,1180.7 55.5,1799.4 425.1,1868.7 1548.8,1861.1 1440.1,1531.7 1517.6,1376.3 1476.8,538.0 1567.8,416.1 1556.3,186.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[499.0,1515.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.12570697210552,42.61244304317436]}},{"type":"Feature","properties":{"resourceCoords":[738.0,1515.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.12514313872144,42.61227666909241]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Adams, Massachusetts | 1895 | sanborn03671_003 p8 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.09"},{"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":"3950.0"}],"created":"2026-10-19T06:29:58Z","modified":"2026-10-19T06:29:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1229.3,470.7 1014.4,380.8 888.0,332.9 888.0,96.0 749.0,176.2 590.0,1.0 587.8,1.0 556.1,26.4 287.2,59.6 113.9,199.9 50.8,914.6 655.9,985.6 1436.2,974.8 1563.0,786.5 1504.3,635.4 1534.4,587.0 1229.3,470.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[888.0,332.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.1177331,42.6182007]}},{"type":"Feature","properties":{"resourceCoords":[888.0,96.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.1180163,42.6185355]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Adams, Massachusetts | 1895 | sanborn03671_003 p9 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.78"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3727.2"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"3924.8"}],"created":"2026-10-19T06:29:58Z","modified":"2026-10-19T06:29:58Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"35.8,1188.6 47.4,1825.3 95.0,1910.6 729.2,1885.0 1424.7,1912.0 1426.3,1912.0 1555.2,1862.4 1576.3,1035.0 1520.1,944.2 1032.0,1034.1 689.1,1012.0 504.3,1110.3 210.5,1077.7 35.8,1188.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764am:g036711895:03671_1895-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1414.0,1254.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.114587,42.6342904]}},{"type":"Feature","properties":{"resourceCoords":[1414.0,1561.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-73.1138214,42.6341697]}}]}}]}