{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03775_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Manchester, Massachusetts | 1909 | 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":"14"},{"label":"placed","value":"5"},{"label":"unplaced","value":"9"},{"label":"fit sources","value":"georef 2, georef-snap 2, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 11 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 42.57673,-70.77056 +/-429m); p1__3 (tier 1, 42.81534,-70.88035 +/-132m); p1__4 (tier 1, 42.64881,-70.74490 +/-131m); p2__1 (tier 1, 42.57773,-70.77704 +/-100m); p2__3 (tier 1, 42.57580,-70.77328 +/-112m); p3__2 (tier 1, 42.57499,-70.78097 +/-100m); p6__2 (tier 1, 42.57797,-70.77037 +/-100m); p6__3 (tier 1, 42.58100,-70.76636 +/-100m); p7 (tier 4, 42.57673,-70.77056 +/-429m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_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":"Manchester, Massachusetts | 1909 | sanborn03775_004 p2 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.28"},{"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":"2026-10-19T00:31:30Z","modified":"2026-10-19T00:31:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0002__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1559.5,119.0 1224.8,100.4 1157.5,36.3 639.5,49.7 556.6,672.5 490.3,721.3 490.3,745.4 457.2,745.7 406.1,783.3 299.1,748.8 228.2,1016.8 135.3,1021.3 60.1,1188.7 45.9,1837.1 106.0,1885.5 848.9,1848.8 888.1,1147.2 893.5,1141.2 1030.5,1140.3 1241.0,1138.9 1560.7,1131.4 1576.8,884.8 1612.0,900.8 1612.0,604.3 1565.2,598.9 1543.8,595.9 1559.5,119.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0002__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[437.0,1723.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.775453,42.573229]}},{"type":"Feature","properties":{"resourceCoords":[781.0,851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.7747073,42.5747722]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Manchester, Massachusetts | 1909 | sanborn03775_004 p3 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"15"},{"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":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T00:31:30Z","modified":"2026-10-19T00:31:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1281.2,1207.9 1326.2,1153.0 1348.9,1088.5 1442.3,724.4 1501.5,664.7 1528.6,613.8 1565.2,516.1 1572.1,97.1 1513.1,92.1 1477.2,1.0 1473.7,1.0 1282.9,60.6 596.0,279.0 596.5,310.6 222.4,332.7 204.6,391.7 247.5,398.5 247.5,426.3 247.5,463.6 314.1,575.4 248.6,905.0 247.5,905.3 247.5,908.5 236.8,908.6 43.3,967.9 28.9,1233.3 11.5,1240.9 202.6,1652.0 222.0,1645.3 264.1,1629.9 392.2,1881.3 1100.4,1852.2 1144.1,1912.0 1185.8,1912.0 1392.0,1530.6 1300.0,1303.0 1286.2,1281.2 1253.6,1255.5 1281.2,1207.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1408.0,1591.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.770124,42.574432]}},{"type":"Feature","properties":{"resourceCoords":[596.0,279.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.770585,42.577249]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Manchester, Massachusetts | 1909 | sanborn03775_004 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T00:31:30Z","modified":"2026-10-19T00:31:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"38.3,1014.0 57.4,1031.5 206.1,1228.1 105.9,1651.6 65.5,1662.5 329.8,1874.3 895.4,1861.3 986.5,1775.2 1433.3,1746.6 1485.0,1693.6 1505.0,1110.0 1584.2,803.4 1507.8,483.1 1529.6,176.6 1466.3,124.0 937.6,192.5 699.9,161.2 215.1,385.1 129.9,283.6 108.8,199.7 98.8,303.9 85.8,360.3 44.0,433.6 48.7,811.0 43.6,879.3 14.3,944.4 1.0,984.1 1.0,998.1 38.3,1014.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[784.0,332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.76756259183004,42.57512295865821]}},{"type":"Feature","properties":{"resourceCoords":[1424.0,1704.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.76853540399898,42.572443367883274]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Manchester, Massachusetts | 1909 | sanborn03775_004 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.51"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T00:31:30Z","modified":"2026-10-19T00:31:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1398.0,1449.4 1426.0,1463.9 1268.8,1801.4 1250.0,1782.6 1210.1,1838.6 797.9,1894.0 440.9,1879.8 132.5,1788.1 66.5,1350.7 186.9,1292.1 195.5,926.7 190.5,821.2 145.6,525.5 101.1,164.6 58.1,151.2 111.3,85.5 721.1,144.3 888.6,30.3 1308.4,92.2 1473.1,145.9 1544.0,544.5 1568.5,547.5 1531.0,745.8 1398.0,1449.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_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":[-70.7671606,42.5799937]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.7669159,42.5770138]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.7717155,42.5768001]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-70.7719602,42.57978]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Manchester, Massachusetts | 1909 | sanborn03775_004 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"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":"2026-10-19T00:31:30Z","modified":"2026-10-19T00:31:30Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"460.1,1470.2 552.6,1568.5 906.9,1467.2 1006.9,1430.8 1278.0,1298.9 1612.0,1147.9 1612.0,1118.5 1612.0,1102.5 1573.7,1087.2 1593.7,431.5 1478.8,149.6 1311.5,115.2 953.1,165.6 723.7,33.0 577.5,53.9 547.0,114.3 135.6,72.0 51.6,130.5 39.0,723.9 98.4,1057.3 365.3,1188.3 471.3,1464.8 460.1,1470.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd376m:g3764m:g3764mm:g037751909:03775_1909-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[236.0,467.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.77048344634508,42.581606740236154]}},{"type":"Feature","properties":{"resourceCoords":[1407.0,206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-70.76749261395412,42.58155759248779]}}]}}]}