{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn05342_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Hanover, New-Hampshire | 1922 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"10"},{"label":"placed","value":"6"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef-snap 5, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"4 sheet(s) cut into 9 panels"},{"label":"unplaced pages","value":"p1__1 (tier 4, 43.70308,-72.28721 +/-605m); p1__2 (tier 4, 43.70308,-72.28721 +/-605m); p2__2 (tier 1, 43.69715,-72.28708 +/-112m); p4__2 (tier 1, 43.70292,-72.29384 +/-186m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p1 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1927.6"},{"label":"split_canvas_y","value":"2939.6"},{"label":"split_canvas_w","value":"4524.4"},{"label":"split_canvas_h","value":"4712.4"}],"created":"2026-10-18T23:59:27Z","modified":"2026-10-18T23:59:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"799.0,747.6 753.5,748.3 752.5,752.1 492.3,755.4 528.0,906.6 486.7,945.5 522.7,961.4 519.9,1910.0 1157.2,1910.9 1176.7,1874.8 1212.4,1905.2 1282.9,1874.3 1611.5,1909.8 1612.0,1803.3 1612.0,1780.6 1526.1,1474.5 1556.1,1482.2 1551.8,1110.7 1534.3,1110.2 1537.1,869.4 1472.5,865.9 1342.1,850.4 1267.7,837.8 1001.2,786.0 877.5,758.9 799.0,747.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1525.1,1617.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.29139782984682,43.6996032856253]}},{"type":"Feature","properties":{"resourceCoords":[857.6,767.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.29492773038574,43.70265731031484]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p2 [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":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T23:59:27Z","modified":"2026-10-18T23:59:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"90.0,1324.9 29.8,1308.4 191.2,1912.0 199.2,1818.5 935.4,1857.0 1069.8,1818.5 1083.5,1671.5 1166.2,1588.5 1166.2,1587.0 1167.7,1587.0 1168.2,1586.5 1555.0,1514.3 1570.4,1518.3 1550.5,1461.5 1562.3,1363.0 1595.0,1162.0 1609.2,921.9 1518.9,926.5 1499.6,46.0 1489.7,47.6 1405.3,61.7 1207.1,79.7 1007.5,90.3 782.7,88.0 66.9,90.5 55.4,575.5 90.5,576.7 90.0,1324.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[846.0,938.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.28938984143517,43.70086957483903]}},{"type":"Feature","properties":{"resourceCoords":[58.0,90.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2914733240811,43.70235905053219]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p3 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5115.6"},{"label":"split_canvas_w","value":"2252.0"},{"label":"split_canvas_h","value":"2536.4"}],"created":"2026-10-18T23:59:27Z","modified":"2026-10-18T23:59:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"68.1,1583.2 199.6,1912.0 204.0,1912.0 215.6,1860.4 534.4,1855.5 502.6,1602.4 540.9,1515.3 552.3,1296.0 482.3,1316.6 414.9,1392.2 181.0,1362.2 181.0,1360.9 134.9,1425.2 154.5,1552.0 68.1,1583.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[156.0,1566.5],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.28051500053228,43.70437661193018]}},{"type":"Feature","properties":{"resourceCoords":[387.0,1451.7],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.279349602334,43.70481607282912]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p3 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"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":"2026-10-18T23:59:27Z","modified":"2026-10-18T23:59:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"110.5,1261.0 358.4,1323.5 560.1,1276.9 602.9,1300.3 603.2,1573.0 688.4,1532.7 819.0,1537.7 850.4,1571.7 845.2,1706.0 771.3,1735.8 766.1,1775.6 1101.3,1755.9 1250.5,1845.3 1399.3,1851.1 1517.9,1793.9 1557.8,1610.1 1558.8,1021.2 1515.6,917.8 1496.3,571.7 1525.5,569.2 1554.5,450.8 1465.7,214.8 1240.5,180.6 1161.1,203.4 1160.5,217.2 482.6,443.2 477.6,417.6 87.2,503.4 87.2,508.0 87.2,533.3 75.1,535.4 73.1,535.7 84.1,969.5 128.6,967.1 122.0,1085.4 106.2,1184.5 100.6,1233.1 110.5,1261.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[963.0,1449.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.28308190254933,43.699289983915904]}},{"type":"Feature","properties":{"resourceCoords":[89.0,536.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.28775065541546,43.70255222457754]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p4 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.80"},{"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":"2026-10-18T23:59:27Z","modified":"2026-10-18T23:59:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.4,1733.2 89.6,1732.4 167.8,1743.4 290.9,1770.0 556.0,1820.7 630.0,1832.9 759.7,1847.9 824.0,1851.2 1177.4,1844.4 1288.3,1843.8 1386.9,1837.1 1484.6,1826.7 1526.2,1819.1 1533.0,1817.8 1545.2,1815.6 1544.8,1790.3 1543.3,1595.3 1540.5,1471.7 1541.8,1328.9 1546.0,1224.6 1508.3,400.6 1487.0,386.6 1473.0,60.0 825.1,20.9 120.9,71.2 72.3,117.2 37.0,349.4 57.5,805.2 86.0,831.4 282.2,847.6 653.6,846.6 654.4,849.0 657.0,849.0 657.0,858.0 697.0,993.5 695.4,1463.2 657.0,1501.3 657.0,1506.0 657.0,1521.5 645.0,1521.5 636.6,1521.5 613.0,1544.8 426.5,1576.2 88.2,1559.8 44.4,1733.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1053.0,1847.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2902777,43.7023969]}},{"type":"Feature","properties":{"resourceCoords":[949.0,20.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.2910619,43.7091539]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Hanover, New-Hampshire | 1922 | sanborn05342_007 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T23:59:27Z","modified":"2026-10-18T23:59:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"516.9,1744.8 126.6,1840.3 122.9,1649.4 118.5,1525.3 118.2,1382.1 121.2,1277.5 121.2,1277.3 73.5,451.4 52.1,437.6 34.2,110.1 56.2,52.1 389.1,16.9 1089.2,96.8 1524.3,66.9 1557.0,82.0 1584.3,202.9 1553.3,812.5 1576.7,1195.1 1531.0,1259.5 1551.0,1386.0 1465.0,1417.5 1505.2,1517.2 1278.1,1488.2 1198.8,1513.0 1198.6,1526.8 522.5,1770.3 516.9,1744.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd374m:g3744m:g3744hm:g3744hm_g053421922:05342_1922-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1196.0,1521.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.28232732925329,43.703911532766135]}},{"type":"Feature","properties":{"resourceCoords":[1425.0,529.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.28123365787494,43.707587848813766]}}]}}]}