{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07522_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Bellefonte, Pennsylvania | 1911 | mapsnap generated fit (2026-10-20)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-20"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"33"},{"label":"placed","value":"15"},{"label":"unplaced","value":"18"},{"label":"fit sources","value":"georef 10, georef-snap 4, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"7 sheet(s) cut into 22 panels"},{"label":"unplaced pages","value":"p14__2 (tier 1, 40.90693,-77.78302 +/-122m); p16__1 (tier 1, 40.91564,-77.78697 +/-100m); p16__2 (tier 1, 40.91575,-77.78713 +/-100m); p16__3 (tier 1, 40.91485,-77.78525 +/-108m); p16__4 (tier 3, 40.91623,-77.78791 +/-510m); p17__1 (tier 1, 40.91961,-77.78644 +/-230m); p17__2 (tier 1, 40.91781,-77.78599 +/-139m); p17__3 (tier 1, 40.91754,-77.78384 +/-100m); p17__4 (tier 1, 40.91784,-77.78480 +/-127m); p18__1 (tier 4, 40.91221,-77.77872 +/-1009m); p18__2 (tier 4, 40.91221,-77.77872 +/-1009m); p18__3 (tier 4, 40.91221,-77.77872 +/-1009m); p18__4 (tier 4, 40.91221,-77.77872 +/-1009m); p18__5 (tier 4, 40.91221,-77.77872 +/-1009m); p19__1 (tier 4, 40.91221,-77.77872 +/-1009m); p19__2 (tier 4, 40.91221,-77.77872 +/-1009m); p8__2 (tier 1, 40.91522,-77.77378 +/-100m); p8__3 (tier 1, 40.91459,-77.77444 +/-141m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p10","metadata":[{"label":"streets","value":"10"},{"label":"intersections","value":"20"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.5,597.3 171.4,435.9 241.7,283.0 350.9,107.5 448.1,123.4 774.0,122.8 1334.2,116.8 1417.6,145.8 1499.5,208.3 1501.5,450.4 1498.0,844.0 1490.5,1217.3 1493.2,1831.6 1398.0,1880.2 749.5,1876.5 320.4,1739.0 306.8,1811.3 131.3,1704.4 314.2,1552.0 310.7,1484.0 190.0,1560.5 91.0,637.7 112.5,597.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1129.0,844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.77828,40.910572]}},{"type":"Feature","properties":{"resourceCoords":[1498.0,844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.777408,40.91076]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p11","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"32"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"202.1,1279.8 208.8,905.5 211.5,510.9 208.8,268.2 210.0,91.6 257.8,73.5 431.4,66.8 829.4,66.3 1334.0,62.2 1401.6,63.3 1403.1,129.0 1404.5,184.3 1404.3,346.7 1417.1,488.6 1418.3,908.9 1416.4,1281.4 1403.9,1281.4 1464.2,1616.8 1526.2,1833.5 1101.6,1733.0 1116.4,1654.0 955.2,1608.4 780.3,1664.8 748.6,1777.0 587.5,1784.4 542.8,1862.5 243.7,1876.3 206.1,1895.7 202.1,1279.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[604.0,906.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7764755,40.9109585]}},{"type":"Feature","properties":{"resourceCoords":[1418.0,547.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7747952,40.9120089]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p12","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"133.8,1612.4 71.5,1276.0 84.0,1276.0 84.0,902.0 80.6,480.1 67.0,337.6 66.3,174.7 65.5,146.4 930.7,119.5 930.6,101.2 1133.9,151.7 1316.5,106.7 1404.3,104.8 1454.7,169.8 1445.0,530.6 1463.9,530.5 1470.0,904.4 1442.6,904.5 1549.1,1528.1 1575.7,1527.8 1528.0,1877.0 1043.9,1871.7 710.8,1787.0 262.4,1844.7 197.2,1829.6 133.8,1612.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[84.0,902.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.774553,40.911364]}},{"type":"Feature","properties":{"resourceCoords":[84.0,1276.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.774309,40.910699]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p13","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"235.2,1912.0 247.2,1832.0 684.3,1862.7 927.8,1792.3 1474.8,1802.9 1583.3,1098.5 1578.2,375.9 1524.4,152.1 1414.7,120.2 1352.5,206.1 1171.0,242.4 686.6,42.0 316.1,38.1 123.4,138.1 45.0,509.3 1.0,521.3 1.0,522.2 85.8,520.7 134.2,584.8 120.2,936.9 138.6,937.0 139.8,1302.1 113.1,1301.8 209.2,1912.0 210.8,1912.0 235.2,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1190.0,584.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.769271,40.913901]}},{"type":"Feature","properties":{"resourceCoords":[1190.0,1312.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.768762,40.91258]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0014__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p14 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0014__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"59.2,1008.9 48.3,1142.5 79.2,1141.9 80.2,1416.3 49.5,1487.8 54.0,1487.7 41.4,1708.2 131.6,1878.5 1255.8,1792.8 1500.3,1869.9 1553.7,1800.3 1549.0,1574.5 1444.1,1132.1 1412.5,1131.8 1488.2,163.5 1492.4,151.1 1421.0,125.0 1382.6,31.1 795.3,40.9 763.6,826.4 735.4,882.6 735.4,939.0 710.5,939.0 707.1,939.0 677.0,999.2 220.7,1054.2 59.2,1008.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0014__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1112.0,1126.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.78303568448263,40.90720565184328]}},{"type":"Feature","properties":{"resourceCoords":[831.0,1684.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.78275077898071,40.90607181322059]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p15","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.07"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"282.2,1507.5 534.5,1912.0 600.2,1783.2 1012.0,1842.5 1161.4,1763.1 1510.1,1768.2 1590.0,1437.7 1409.8,1314.7 1612.0,1163.1 1612.0,1123.3 1612.0,1090.8 1479.8,1165.3 1425.3,181.4 1440.8,155.6 99.9,138.7 90.8,150.1 58.9,505.9 1.0,506.5 1.0,527.3 250.5,1517.8 282.2,1507.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[755.0,1306.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.781498,40.908171]}},{"type":"Feature","properties":{"resourceCoords":[247.0,1519.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.782451,40.907531]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"37.9,1680.3 38.3,806.6 121.1,671.9 66.2,626.4 48.4,448.5 121.5,348.7 59.5,301.3 48.4,72.6 1109.1,16.4 1504.2,82.0 1580.0,33.9 1580.1,370.4 1575.2,720.2 1578.5,1073.8 1581.4,1807.8 1212.7,1810.0 1212.7,1818.4 851.5,1804.0 851.3,1813.1 119.2,1814.9 37.9,1680.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[866.0,1072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.78121199181932,40.916069232305375]}},{"type":"Feature","properties":{"resourceCoords":[1560.0,715.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.77980156265791,40.91705861009837]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p3","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"833.0,1812.0 214.8,1815.8 208.8,1079.3 203.9,724.4 207.4,373.3 205.9,35.6 212.3,31.4 787.1,24.0 1013.2,78.8 1416.3,47.0 1410.0,223.1 1420.3,719.7 1420.0,1427.0 1415.9,1803.9 833.0,1812.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1420.0,1070.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.776656,40.917038]}},{"type":"Feature","properties":{"resourceCoords":[1420.0,1427.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.776423,40.916399]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p4","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"742.1,8.1 1506.4,67.5 1580.1,283.8 1588.2,1840.9 1483.2,1893.7 1079.5,1861.5 975.0,1817.6 975.0,1806.2 71.1,1801.8 78.2,1427.0 84.1,723.7 77.8,229.8 85.5,54.7 742.1,8.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[81.0,1072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.776656,40.917038]}},{"type":"Feature","properties":{"resourceCoords":[1390.0,28.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.77425,40.919581]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.59"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"189.3,1420.8 242.4,1393.4 309.2,1382.3 378.2,1388.9 441.9,1410.4 754.1,1569.4 968.2,1682.3 1272.6,1851.5 1385.4,1912.0 1414.3,1912.0 1405.0,783.5 1325.2,606.1 1122.0,187.8 1039.8,47.9 1039.7,61.6 667.4,29.9 199.0,86.7 234.3,416.4 93.8,787.8 104.3,1281.5 1.0,1527.9 1.0,1548.9 189.3,1420.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[522.0,1449.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.78301528809041,40.91187048792614]}},{"type":"Feature","properties":{"resourceCoords":[647.0,1513.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.78268559577808,40.91182336042331]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p6","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"25"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1431.1,1810.9 1347.0,1782.1 782.8,1791.0 454.5,1793.2 356.6,1777.6 344.9,1771.4 320.7,651.1 240.2,478.5 35.8,71.5 775.5,69.6 775.7,60.4 1140.8,74.8 1140.7,66.4 1513.5,64.0 1517.5,1430.7 1514.5,1696.0 1513.8,1873.4 1431.1,1810.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1139.0,621.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7795374,40.9139336]}},{"type":"Feature","properties":{"resourceCoords":[784.0,1415.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7798494,40.9123473]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p7","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"28"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"210.1,1445.7 203.8,77.0 827.2,74.7 1415.0,68.0 1421.8,626.5 1425.3,1055.4 1421.5,1409.7 1413.1,1625.7 1406.2,1677.5 1338.1,1676.8 830.5,1683.1 430.1,1685.5 255.5,1693.0 207.5,1711.4 210.1,1445.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[829.0,1060.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7769146,40.9136735]}},{"type":"Feature","properties":{"resourceCoords":[210.0,1427.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.778128,40.9127171]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p8 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"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":"4492.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"937.0,1760.8 937.0,1753.0 937.0,1750.4 877.6,1735.1 878.8,1544.4 789.2,1404.1 885.2,1202.5 935.3,575.0 937.0,574.9 937.0,569.7 1017.4,570.5 1113.9,565.1 1112.6,144.5 1006.5,99.5 1006.5,88.0 87.7,81.1 90.0,641.0 90.0,1071.0 83.4,1426.1 73.2,1642.5 65.8,1694.5 67.0,1760.7 67.6,1788.1 937.0,1768.8 937.0,1760.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0008__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[90.0,641.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7758061,40.914735]}},{"type":"Feature","properties":{"resourceCoords":[90.0,1071.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.7755179,40.9139758]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p9 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"5104.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"2548.0"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1465.8,1910.4 1497.5,1839.6 1500.2,1565.5 1469.3,1565.5 1482.1,1432.3 1454.3,1424.0 1387.6,1343.1 1075.2,1383.0 784.9,1300.9 389.2,1339.7 142.4,1450.1 54.4,1761.1 87.4,1908.1 1465.8,1910.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1276.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.78831632996585,40.90471132223563]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1276.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.78523893527893,40.90657191715008]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.7842735501778,40.90564691111324]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-77.78735094486471,40.903786316198776]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellefonte, Pennsylvania | 1911 | sanborn07522_005 p9 [2]","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":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"5104.0"}],"created":"2026-10-20T02:29:12Z","modified":"2026-10-20T02:29:12Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1387.7,536.0 1079.5,376.7 863.0,270.6 547.3,121.6 483.3,102.1 414.4,97.6 348.2,110.6 296.1,139.4 100.5,281.4 62.3,380.8 64.6,1135.3 10.1,1215.1 1301.7,1136.8 1309.8,1120.8 1366.5,954.2 1435.1,796.0 1543.1,613.8 1530.6,592.0 1501.8,592.9 1387.7,536.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075221911:07522_1911-0009__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[769.0,213.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.78265509407997,40.9118380949081]}},{"type":"Feature","properties":{"resourceCoords":[650.0,159.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-77.78296403040044,40.91187810783848]}}]}}]}