{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08910_007.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Brattleboro, Vermont | 1919 | 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":"32"},{"label":"placed","value":"22"},{"label":"unplaced","value":"10"},{"label":"fit sources","value":"georef-snap 15, georef 4, snap:0 3"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"12 sheet(s) cut into 25 panels"},{"label":"unplaced pages","value":"p16__1 (tier 1, 42.85984,-72.56397 +/-129m); p16__2 (tier 1, 42.85965,-72.56280 +/-100m); p16__3 (tier 1, 42.85932,-72.56401 +/-100m); p17__2 (tier 1, 42.83684,-72.56192 +/-159m); p18__1 (tier 1, 42.83846,-72.54951 +/-266m); p18__2 (tier 1, 42.83942,-72.55629 +/-107m); p1__2 (tier 1, 42.85028,-72.55587 +/-100m); p5__2 (tier 1, 42.85009,-72.56135 +/-100m); p6__2 (tier 1, 42.84650,-72.56432 +/-104m); p7__2 (tier 1, 42.84646,-72.56077 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"254.6,1100.0 164.6,1090.8 151.3,1389.8 131.4,1681.8 115.8,1679.8 67.4,1876.3 411.2,1787.5 629.7,1841.3 1564.4,1845.5 1575.4,1861.7 1600.8,1863.2 1593.3,1782.5 1328.8,1025.3 1527.8,957.5 1607.9,916.8 1553.0,859.8 1458.5,725.7 1424.2,659.9 1405.5,565.8 1412.5,507.9 1443.4,377.4 1455.4,285.4 1447.1,257.4 1586.7,190.8 1343.0,214.7 1149.7,165.1 1042.0,127.3 955.7,82.8 844.5,1.0 765.5,1.0 760.8,119.6 268.4,167.8 254.6,1100.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1023.0,1118.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55821389920281,42.84638621715857]}},{"type":"Feature","properties":{"resourceCoords":[1023.0,1790.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5565208517392,42.84640139943668]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p11 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.41"},{"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":"3156.0"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1468.3,197.5 1344.0,97.7 1209.0,82.3 1049.1,18.8 750.2,60.0 675.5,120.7 306.7,36.9 118.2,46.5 54.0,90.5 103.2,226.6 86.5,436.2 108.6,477.6 198.1,498.1 249.8,601.1 215.6,744.0 372.2,784.5 593.8,777.4 708.5,742.8 720.2,640.5 750.1,619.9 906.4,623.0 1131.0,579.1 1327.8,604.7 1522.5,581.4 1545.1,511.9 1510.4,512.5 1495.9,304.5 1502.4,287.0 1500.3,197.1 1468.3,197.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[745.0,205.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.58094581419135,42.850423123767825]}},{"type":"Feature","properties":{"resourceCoords":[236.0,205.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.58345486130267,42.85007939622321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p11 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2492.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5160.0"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"237.8,1504.6 212.7,1698.5 237.3,1698.3 207.8,1888.6 201.3,1912.0 238.2,1912.0 239.0,1898.4 682.9,1911.9 874.0,1861.9 961.5,1878.8 956.6,1912.0 1005.9,1912.0 1018.5,1906.5 1037.2,1900.1 1393.8,1673.6 1378.8,1670.6 1469.2,1169.7 1473.5,1170.5 1506.5,938.4 1527.8,808.5 1529.2,693.1 1444.8,716.6 1323.8,704.0 1266.7,736.5 964.0,725.0 846.6,843.8 794.1,833.6 752.0,1422.5 752.0,1482.9 752.0,1483.6 752.0,1483.6 747.5,1485.2 275.8,1484.4 259.2,1513.9 237.8,1504.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1477.0,1176.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56858869943207,42.85421753796577]}},{"type":"Feature","properties":{"resourceCoords":[1095.0,852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.57084388768392,42.85514606241398]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p11 [3]","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":"0.0"},{"label":"split_canvas_y","value":"3156.0"},{"label":"split_canvas_w","value":"3008.0"},{"label":"split_canvas_h","value":"2778.4"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"183.4,1482.6 187.4,1471.1 727.8,1456.8 732.0,1390.3 693.6,1388.9 700.5,1364.8 732.7,1168.5 707.0,1168.4 734.7,968.3 694.4,950.4 684.4,850.7 642.2,834.6 309.9,793.5 102.5,845.4 8.1,789.0 4.7,1065.9 1.0,1073.0 1.0,1075.8 110.3,1165.8 142.6,1165.9 143.5,1256.2 136.7,1273.6 148.3,1482.6 183.4,1482.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0011__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,789.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.5782955502497,42.852211319196286]}},{"type":"Feature","properties":{"resourceCoords":[752.0,789.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.57464000422344,42.85275929988131]}},{"type":"Feature","properties":{"resourceCoords":[752.0,1483.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.57395403607308,42.85026500679157]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1483.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.57760958209936,42.849717026106546]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p12","metadata":[{"label":"streets","value":"15"},{"label":"intersections","value":"17"},{"label":"confidence","value":"0.51"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1071.8,1912.0 1004.9,1912.0 629.3,1785.7 614.4,1796.1 654.5,1817.5 524.5,1866.8 529.0,1900.2 515.9,1912.0 499.8,1886.8 404.6,1739.3 325.3,1655.6 308.1,1617.5 319.3,1622.7 51.8,1209.0 44.7,1211.5 34.9,1216.4 360.2,942.1 344.9,941.2 367.5,429.0 371.9,429.2 373.5,193.1 377.7,64.6 952.5,72.4 952.8,51.9 1237.9,112.6 1237.8,97.2 1438.8,81.8 1452.8,359.3 1460.1,473.8 1468.1,567.0 1474.2,678.0 1475.2,734.8 1451.9,736.1 1451.9,800.9 1455.5,875.1 1458.4,1026.3 1529.7,1027.6 1534.0,1113.9 1531.4,1160.5 1511.7,1298.7 1515.2,1379.1 1546.9,1367.6 1547.6,1367.4 1158.0,1750.0 1161.6,1749.7 1171.4,1748.6 1080.3,1898.1 1071.8,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1449.0,275.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5631441,42.8550454]}},{"type":"Feature","properties":{"resourceCoords":[376.0,943.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56844,42.8523085]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p13 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.79"},{"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":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.4,1187.5 176.7,1469.4 180.1,1585.8 184.8,1680.6 187.1,1793.4 186.2,1851.0 603.6,1855.0 625.5,1856.7 634.5,1857.4 935.5,1526.2 957.7,1520.8 949.2,1487.9 942.7,1468.4 1495.2,1679.8 1535.2,1661.6 1575.5,1383.7 1549.5,755.7 1498.1,520.5 1536.0,308.1 1472.0,170.5 1280.4,185.7 1203.8,262.8 992.0,257.8 932.9,343.8 833.3,352.9 821.1,721.2 734.0,753.4 413.6,741.5 367.6,754.0 389.3,776.3 330.8,764.3 303.5,765.5 246.1,777.3 131.6,808.0 141.0,841.9 160.3,971.7 171.9,1156.4 172.4,1187.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[179.0,1372.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56313389957393,42.855090060556165]}},{"type":"Feature","properties":{"resourceCoords":[1083.0,547.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55897042710382,42.85844077911892]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p13 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.70"},{"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":"3174.8"},{"label":"split_canvas_h","value":"2836.0"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"49.4,606.8 341.2,670.8 341.2,655.0 547.3,640.5 545.9,609.0 528.7,422.9 505.4,292.4 494.9,258.4 609.6,224.1 667.3,210.5 694.7,208.4 754.2,218.8 731.6,197.0 777.7,182.9 766.3,182.8 736.0,136.7 764.1,101.6 752.0,60.2 690.7,37.9 262.8,44.0 150.3,73.8 133.1,113.2 59.7,108.6 49.4,606.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0013__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[535.8,609.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56332019403534,42.855880575240946]}},{"type":"Feature","properties":{"resourceCoords":[338.9,298.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5644016277215,42.85697272043507]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p14 [1]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.42"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"4652.0"},{"label":"split_canvas_w","value":"2365.6"},{"label":"split_canvas_h","value":"3000.0"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"466.1,1180.8 380.9,1172.3 30.1,1196.6 27.1,1885.0 525.2,1889.8 565.3,1859.9 569.3,1729.6 502.3,1445.1 540.8,1345.4 537.3,1322.0 552.9,1313.7 574.5,1243.5 491.4,1218.6 466.1,1180.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[190.1,1561.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5564442,42.8353562]}},{"type":"Feature","properties":{"resourceCoords":[190.1,1381.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5561399,42.835978]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p14 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.45"},{"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":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"926.1,32.2 925.8,35.3 561.1,59.3 476.0,118.5 260.0,185.8 128.9,166.0 87.3,256.2 109.2,775.5 296.2,923.8 302.6,1113.0 416.8,1091.4 580.5,1163.0 585.8,1163.0 585.8,1165.3 586.3,1165.5 643.2,1253.5 637.2,1345.2 701.2,1402.1 749.1,1551.7 706.8,1609.1 769.0,1623.1 856.5,1713.0 860.5,1753.1 808.7,1816.5 953.0,1905.3 1093.9,1858.8 1097.1,1863.1 1138.5,1835.9 1144.8,1841.0 1552.7,1577.8 1548.2,1571.0 1548.5,1570.9 1578.4,1553.7 1590.0,1545.8 1601.8,1537.8 1606.8,1533.8 1542.9,1004.7 1529.1,1003.9 1447.6,279.5 1456.8,237.5 1464.5,182.8 1475.9,80.0 1281.4,75.7 1257.5,77.0 1225.5,91.5 1201.5,117.3 1191.5,144.3 926.1,32.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0014__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1525.0,1559.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56331717156674,42.843885402009974]}},{"type":"Feature","properties":{"resourceCoords":[1377.0,628.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56695247793735,42.846260631149015]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p15 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.74"},{"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":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1577.7,1461.2 1544.9,1462.8 1481.3,1377.3 1416.1,1284.3 1389.4,1235.7 1381.2,1206.8 1377.1,1151.9 1378.1,1109.4 1520.5,797.4 1546.8,786.5 1552.0,793.4 1583.3,773.9 1516.7,354.3 1528.2,182.7 1506.8,98.9 1422.1,98.4 1401.5,58.4 1301.8,56.3 1301.1,48.6 1158.6,70.5 1013.3,96.3 1008.0,52.1 197.3,221.4 209.3,234.2 227.1,234.6 74.0,289.9 91.3,326.7 100.1,346.2 20.0,373.7 127.2,439.6 127.1,466.0 124.8,494.5 119.4,529.2 127.6,530.0 76.6,1017.8 68.5,1019.5 63.8,1069.3 58.4,1069.2 5.8,1209.5 22.4,1203.6 44.6,1813.2 101.0,1871.2 278.6,1841.0 265.5,1744.4 344.8,1440.7 352.0,1262.2 352.0,1210.0 354.1,1210.0 354.2,1207.0 821.5,1207.5 825.8,1210.0 831.4,1210.0 834.9,1215.4 926.7,1269.9 1029.9,1479.8 1130.7,1590.9 1158.9,1724.2 1283.5,1878.5 1373.5,1852.2 1567.1,1862.7 1598.2,1609.7 1577.7,1461.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[958.0,1152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55964923622612,42.840971385106705]}},{"type":"Feature","properties":{"resourceCoords":[1477.0,1427.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55734424980129,42.83956031668811]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p15 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.40"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"1408.0"},{"label":"split_canvas_y","value":"4840.0"},{"label":"split_canvas_w","value":"3580.8"},{"label":"split_canvas_h","value":"2812.0"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1050.0,1912.0 1131.0,1912.0 1210.3,1885.2 1195.8,1817.0 1156.4,1791.6 1066.0,1580.4 915.5,1347.1 842.6,1267.1 753.3,1281.5 698.5,1247.8 667.4,1265.1 662.6,1258.3 636.7,1267.5 484.6,1562.5 481.6,1603.6 483.1,1656.8 489.6,1685.2 513.1,1733.4 571.8,1826.5 629.2,1912.0 660.9,1912.0 660.8,1910.5 1050.0,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0015__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[987.4,1798.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55507704771519,42.83959111773891]}},{"type":"Feature","properties":{"resourceCoords":[692.7,1250.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55615390177236,42.84186806855341]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0017__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p17 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"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":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0017__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1546.0,1225.0 1504.0,1009.0 1515.4,930.0 1528.0,949.9 1521.5,9.4 1507.5,6.1 1457.9,1.0 1309.4,1.0 1289.0,32.1 1116.9,60.1 1073.5,155.6 1042.7,1112.8 1041.8,1113.0 1041.8,1114.5 1036.8,1114.5 808.2,1180.4 61.4,1115.3 34.9,1638.9 557.5,1822.9 573.5,1770.0 616.5,1717.5 676.4,1685.8 722.0,1680.5 1096.0,1666.0 1532.9,1649.0 1548.1,1648.4 1547.9,1560.0 1546.0,1225.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0017__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1096.0,1666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5683483,42.8481047]}},{"type":"Feature","properties":{"resourceCoords":[1504.0,1009.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5684904,42.8496238]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p19 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"3102.4"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"265.8,1710.9 467.4,1713.7 607.2,1735.5 640.5,1735.1 666.4,1790.7 666.5,1728.2 736.5,1683.8 740.5,1105.5 673.9,1064.1 674.3,825.8 744.4,733.7 773.6,279.4 672.2,148.9 319.8,75.2 135.5,157.6 36.7,354.4 141.2,526.2 57.3,1374.5 114.0,1625.6 272.7,1705.3 265.8,1710.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[368.8,1711.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.60057954089648,42.853817510309476]}},{"type":"Feature","properties":{"resourceCoords":[368.8,562.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.60191459720305,42.855767043853604]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p19 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.18"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3102.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3349.6"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,498.4 1612.0,383.0 1555.3,357.2 1335.9,209.0 996.8,43.7 828.8,83.7 832.9,1793.8 1302.3,1812.7 1517.7,1659.2 1586.6,553.0 1612.0,498.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0019__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[775.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6010555162874,42.85358026993645]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.6003370141454,42.854251386037845]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.5982618526618,42.85304046526196]}},{"type":"Feature","properties":{"resourceCoords":[775.6,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.59898035480381,42.85236934916057]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"126.2,1723.6 256.0,1671.2 357.0,1663.3 603.7,1660.8 842.9,1682.2 1051.7,1688.6 1076.5,1788.5 1383.4,1912.0 1473.1,1912.0 1520.8,1856.7 1480.4,1316.6 1569.1,570.2 1612.0,579.6 1612.0,470.6 881.1,83.2 889.2,123.0 890.3,131.2 897.9,189.5 853.1,194.7 183.3,771.6 206.7,776.4 259.1,794.5 237.1,976.5 350.8,1043.2 329.6,1100.3 319.6,1178.2 328.6,1224.0 330.0,1321.5 198.6,1331.9 1.0,1337.3 1.0,1474.5 53.1,1544.5 101.5,1647.6 126.2,1723.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[273.0,772.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56039254867868,42.85349056092264]}},{"type":"Feature","properties":{"resourceCoords":[114.0,1667.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56030324745942,42.85178717224195]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.61"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1200.9,1713.4 1197.5,1629.8 1202.5,1403.7 1287.2,1421.4 1375.8,1460.9 1525.3,1156.4 1576.7,1058.7 1455.9,969.7 1385.5,916.1 1356.9,894.3 1390.1,790.8 1393.2,727.6 1377.5,568.6 1382.4,518.7 1314.8,485.8 1265.3,1.0 1174.9,1.0 899.7,127.2 811.1,77.2 664.8,222.6 487.0,379.6 321.2,558.2 258.2,636.0 207.6,764.8 171.8,876.7 103.7,1009.2 30.1,1137.1 202.4,1273.7 297.0,1370.2 330.4,1443.1 392.2,1637.5 393.4,1623.8 852.6,1912.0 997.8,1912.0 1200.9,1713.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1409.0,493.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55727532701285,42.85082989479064]}},{"type":"Feature","properties":{"resourceCoords":[1518.0,1066.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.557877860885,42.84981456095601]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p4","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"463.0,1677.5 396.0,1700.9 390.9,1531.6 435.9,1241.3 442.7,1143.4 435.9,961.7 285.9,957.0 283.7,638.9 278.2,482.5 279.9,346.1 329.0,344.0 1194.8,332.6 1240.2,335.2 1283.8,337.7 1341.0,348.5 1345.7,541.0 1473.9,593.2 1460.5,655.6 1461.9,738.1 1478.1,784.3 1494.3,885.4 1359.4,916.2 1153.8,951.9 1174.4,1092.9 1240.3,1159.0 1306.2,1258.9 1343.3,1334.2 1239.7,1404.0 1095.7,1469.7 950.0,1528.0 844.6,1565.1 522.8,1660.5 463.0,1677.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[950.0,1528.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.561165,42.851294]}},{"type":"Feature","properties":{"resourceCoords":[329.0,344.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.562875,42.853326]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p5 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.65"},{"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":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,1375.4 1612.0,1339.2 1552.7,1280.3 1431.2,757.9 1420.8,766.6 1512.8,587.0 1540.2,512.5 1541.1,378.9 1515.2,162.8 1413.8,186.1 1106.2,240.2 1050.7,249.5 199.1,897.0 206.2,897.1 225.5,897.6 1.0,1179.0 1.0,1336.6 239.8,1756.0 626.5,1626.5 756.0,1635.3 827.0,1640.1 827.0,1475.6 827.0,1387.4 1285.5,1380.4 1347.4,1379.5 1352.7,1378.0 1556.1,1376.2 1574.9,1376.0 1578.3,1375.9 1612.0,1375.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[974.0,235.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.5625233208121,42.85096853255545]}},{"type":"Feature","properties":{"resourceCoords":[1414.0,812.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56111574647811,42.850033992669445]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0006__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p6 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.51"},{"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":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0006__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1476.2,618.9 1019.0,1.0 983.5,1.0 1023.0,78.8 761.1,12.5 731.2,70.9 695.9,106.9 235.4,105.3 216.8,306.9 205.5,399.5 203.7,414.3 196.2,451.8 187.2,496.9 373.2,1912.0 667.1,1912.0 741.0,1831.5 741.0,1418.5 1329.3,1413.2 1500.6,1376.0 1543.8,1408.2 1589.5,1312.3 1540.2,1304.4 1523.6,823.9 1594.9,688.1 1612.0,680.6 1583.0,693.4 1476.2,618.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0006__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1308.0,758.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56505937014184,42.84839519250951]}},{"type":"Feature","properties":{"resourceCoords":[649.0,94.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.56750907334022,42.84861656024705]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0007__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p7 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.32"},{"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":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0007__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"465.1,139.9 477.0,248.8 421.1,243.8 420.2,244.7 289.5,369.4 278.6,376.1 276.6,377.9 123.3,520.3 1.0,633.9 1.0,1626.7 238.3,1912.0 399.4,1912.0 452.4,1912.0 448.0,1869.2 438.6,1788.4 766.8,1781.1 733.0,1769.0 718.2,1736.8 1456.9,1824.1 1459.0,1335.6 1341.2,1318.7 1349.1,1242.5 1442.3,1140.5 1495.1,1060.2 1543.4,958.4 1612.0,773.6 1612.0,529.0 1426.6,14.6 1375.5,46.5 1312.3,1.0 803.6,1.0 465.1,139.9 465.1,139.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0007__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.56478280317054,42.848048727390214]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.56072197996572,42.84839505031057]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.56016569087615,42.84483909757271]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-72.56422651408097,42.84449277465235]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.72"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1539.0,336.7 1513.6,156.9 1244.6,133.4 1187.7,104.7 1187.7,108.9 776.3,154.7 633.1,132.8 552.0,137.8 470.8,181.1 403.2,223.2 306.3,263.0 186.7,257.6 188.9,368.9 205.5,710.5 108.0,719.0 24.6,744.5 130.4,946.6 174.2,1018.6 91.4,1294.3 40.8,1322.3 73.9,1332.0 58.5,1387.9 2.0,1587.3 1.0,1755.7 1.0,1912.0 192.9,1912.0 274.6,1857.2 262.3,1798.9 959.6,1805.6 964.5,1777.4 1014.7,1701.5 1098.2,1599.8 1129.4,1551.9 1153.5,1460.9 1151.8,1388.2 1126.3,1229.2 1102.5,1155.3 1190.7,1154.0 1395.3,1180.1 1489.0,398.8 1517.3,324.4 1539.0,336.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[171.0,197.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55762076029262,42.84984096585104]}},{"type":"Feature","properties":{"resourceCoords":[1531.0,308.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55630068216325,42.84746118666957]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Brattleboro, Vermont | 1919 | sanborn08910_007 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.52"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:19:26Z","modified":"2026-10-19T21:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"452.1,756.5 452.6,753.1 464.5,667.8 469.5,631.7 577.4,609.6 634.7,581.0 767.3,488.1 813.8,467.7 809.3,391.6 1213.5,106.5 1169.8,28.7 1189.7,43.1 1274.7,63.5 1334.4,21.3 1332.1,34.9 1448.2,108.5 1513.7,398.0 1571.3,1189.8 1515.0,1627.8 1431.9,1811.7 1251.8,1867.0 640.0,1821.0 594.9,1912.0 594.6,1912.0 590.6,1912.0 541.4,1499.0 562.5,1355.0 556.8,1273.6 512.6,1192.3 503.1,1177.3 469.8,1124.8 429.1,1027.7 433.6,907.5 452.1,756.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd375m:g3754m:g3754bm:g089101919:08910_1919-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[444.0,849.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55778394282194,42.84987005973491]}},{"type":"Feature","properties":{"resourceCoords":[444.0,1072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-72.55753091022237,42.849495619574746]}}]}}]}