{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03541_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Skowhegan, Maine | 1903 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"12"},{"label":"placed","value":"7"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef-snap 6, georef 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1__2 (tier 1, 44.76933,-69.71276 +/-175m); p1__3 (tier 1, 44.76960,-69.72533 +/-100m); p1__4 (tier 1, 44.76856,-69.71364 +/-125m); p1__5 (tier 1, 44.77032,-69.72484 +/-132m); p4__2 (tier 1, 44.76320,-69.71990 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Skowhegan, Maine | 1903 | sanborn03541_004 p1 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.55"},{"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":"2428.0"},{"label":"split_canvas_h","value":"1694.0"}],"created":"2026-10-22T13:26:10Z","modified":"2026-10-22T13:26:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,249.2 1.0,354.1 18.6,417.9 588.5,417.9 544.0,370.8 581.5,20.1 299.5,35.8 252.1,1.0 197.1,1.0 171.2,36.5 63.9,35.5 1.0,249.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0001__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":[-69.71488198668469,44.76781549308919]}},{"type":"Feature","properties":{"resourceCoords":[607.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.71391034222859,44.76873491053694]}},{"type":"Feature","properties":{"resourceCoords":[607.0,423.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.71301209012081,44.76824964862588]}},{"type":"Feature","properties":{"resourceCoords":[0.0,423.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.71398373457691,44.76733023117813]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Skowhegan, Maine | 1903 | sanborn03541_004 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:10Z","modified":"2026-10-22T13:26:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"163.6,1305.8 160.2,953.3 163.3,883.0 165.2,520.8 168.2,180.8 676.4,76.5 677.6,47.0 850.9,43.6 1264.5,175.5 1467.7,117.7 1555.5,196.2 1566.2,556.1 1612.0,556.1 1612.0,631.3 1612.0,632.8 1525.1,695.6 1612.0,939.3 1612.0,941.9 1593.1,935.7 1495.9,1456.4 1512.8,1647.2 924.4,1849.2 469.9,1779.3 314.4,1851.4 296.2,1912.0 273.2,1912.0 268.8,1912.0 153.0,1448.2 279.0,1412.7 345.4,1381.9 345.3,1358.1 154.0,1366.3 163.6,1305.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[659.0,894.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.71676620132111,44.7670382271425]}},{"type":"Feature","properties":{"resourceCoords":[168.0,894.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.71802162808595,44.76677003310175]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Skowhegan, Maine | 1903 | sanborn03541_004 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:10Z","modified":"2026-10-22T13:26:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"440.6,1698.1 446.5,1690.5 250.2,1705.1 248.6,1612.4 72.5,1505.8 60.8,1181.2 121.2,1155.1 34.4,904.4 21.7,534.8 60.0,121.2 368.3,89.5 390.6,35.1 667.5,39.0 667.6,48.9 1443.6,34.2 1437.7,397.4 1433.2,760.3 1429.6,830.8 1430.3,1184.1 1420.3,1244.6 1612.0,1237.8 1612.0,1261.7 1545.2,1292.0 1418.7,1326.7 1531.2,1792.3 1558.7,1792.5 1548.0,1827.3 1192.5,1866.7 1189.0,1894.6 440.6,1698.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1421.0,789.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.71805054853968,44.766728878540555]}},{"type":"Feature","properties":{"resourceCoords":[675.0,375.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.72027530340122,44.76706057067962]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Skowhegan, Maine | 1903 | sanborn03541_004 p4 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.08"},{"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":"2026-10-22T13:26:10Z","modified":"2026-10-22T13:26:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"135.7,93.2 49.8,464.8 101.6,609.4 39.6,1172.7 71.7,1853.9 693.9,1890.6 1028.8,1840.7 1414.5,1908.5 1413.2,1912.0 1442.3,1912.0 1490.2,1661.2 1602.0,1680.5 1535.6,1276.4 1573.4,1055.5 1544.3,959.5 1469.0,940.1 1486.1,811.1 1178.0,859.9 974.1,693.0 1039.7,522.6 330.6,134.2 338.5,128.0 135.7,93.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0004__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[627.0,1666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.717163,44.762443]}},{"type":"Feature","properties":{"resourceCoords":[1580.0,1159.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.7157527,44.7641214]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Skowhegan, Maine | 1903 | sanborn03541_004 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:10Z","modified":"2026-10-22T13:26:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"219.2,1.0 106.9,1.0 102.3,251.8 74.0,256.6 14.1,568.7 65.5,1283.5 23.2,1472.2 116.9,1595.7 80.2,1810.2 124.2,1859.0 174.2,1791.8 223.9,1866.5 497.1,1894.7 1079.2,1799.2 1226.8,1825.4 1244.9,1879.9 1563.0,1894.0 1611.9,1850.0 1559.0,1521.5 1609.2,1037.6 1574.5,1039.9 1513.1,526.0 1612.0,540.4 1612.0,424.0 1472.7,317.7 1480.1,220.9 1401.4,36.5 238.4,56.7 219.2,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[841.0,1552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.71205512374331,44.7610985490527]}},{"type":"Feature","properties":{"resourceCoords":[479.0,1552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.7129263905007,44.76085611387229]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Skowhegan, Maine | 1903 | sanborn03541_004 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.47"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:10Z","modified":"2026-10-22T13:26:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"829.2,1828.2 649.3,1892.3 649.9,1879.5 27.5,1859.3 78.8,106.2 197.8,115.5 187.1,56.1 299.0,31.0 636.6,34.1 781.9,102.2 1371.7,60.5 1495.4,141.8 1490.1,465.3 1564.7,585.6 1603.4,1752.2 1612.0,1753.7 1612.0,1756.0 1612.0,1786.9 1120.7,1814.9 1140.7,1721.5 1030.3,1714.6 920.5,1841.1 829.2,1828.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0006/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.70824796927685,44.76675355160299]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.70639645427849,44.76392976712257]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.71108025949844,44.7623596893678]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-69.71293177449681,44.76518347384822]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Skowhegan, Maine | 1903 | sanborn03541_004 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:26:10Z","modified":"2026-10-22T13:26:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"73.5,1877.3 19.6,1184.5 50.6,53.1 395.2,7.2 1459.7,40.5 1551.7,178.0 1605.1,672.0 1571.3,1287.5 1612.0,1424.5 1555.0,1768.4 1612.0,1766.9 1612.0,1796.0 1108.5,1902.8 1108.5,1880.5 340.6,1905.6 340.3,1895.8 66.2,1895.7 73.5,1877.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734sm:g3734sm_g035411903:03541_1903-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1104.0,1377.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.71898051047702,44.76902626993394]}},{"type":"Feature","properties":{"resourceCoords":[315.0,28.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-69.72204198486021,44.77107411570963]}}]}}]}