{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07549_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Bristol, Pennsylvania | 1886 | 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":"7"},{"label":"placed","value":"6"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 3, georef-snap 2, snap:0 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 2 panels"},{"label":"unplaced pages","value":"p1 (tier 1, 40.07983,-74.90437 +/-254m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bristol, Pennsylvania | 1886 | sanborn07549_001 p2","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.36"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:49:24Z","modified":"2026-10-19T04:49:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1571.1,1909.0 1541.1,1864.4 1496.1,1661.8 1612.0,1007.3 1612.0,1001.5 1591.1,771.5 1486.0,681.5 1437.3,430.1 1564.8,387.6 1599.8,120.0 1543.5,26.2 1099.7,80.0 895.8,23.7 124.3,27.4 46.8,125.0 15.5,58.7 1.0,1845.9 1.0,1904.0 28.0,1879.4 36.3,1809.5 64.6,1805.3 269.3,1912.0 303.9,1900.5 471.8,1751.0 500.3,1746.9 787.5,1786.7 845.8,1800.9 1107.0,1879.0 1107.9,1873.3 1562.9,1904.0 1571.1,1909.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1107.0,1879.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.858388,40.096795]}},{"type":"Feature","properties":{"resourceCoords":[732.0,1046.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.8605822,40.096993]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bristol, Pennsylvania | 1886 | sanborn07549_001 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:49:24Z","modified":"2026-10-19T04:49:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"199.1,16.4 226.7,8.3 515.6,6.5 575.1,12.2 843.9,51.8 844.0,46.1 1297.1,11.3 1305.9,15.0 1362.8,77.7 1502.4,76.4 1576.2,144.3 1576.5,202.7 1590.5,157.5 1576.5,202.7 1576.9,296.6 1565.5,1070.4 1563.3,1344.1 1455.2,1311.3 1455.4,1731.1 1571.0,1764.8 1298.9,1878.5 1289.5,1872.7 411.1,1876.6 65.6,1821.0 48.2,262.5 53.7,200.6 53.8,199.6 54.9,187.8 199.1,16.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[848.0,1135.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.85634496592084,40.095529541229475]}},{"type":"Feature","properties":{"resourceCoords":[435.0,430.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.85830425775995,40.0957629736152]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bristol, Pennsylvania | 1886 | sanborn07549_001 p4 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"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":"2026-10-19T04:49:24Z","modified":"2026-10-19T04:49:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"249.1,957.8 328.9,1221.2 215.2,1221.3 341.0,1624.0 462.1,1622.6 234.8,1811.2 530.4,1890.1 1572.2,1858.7 1585.0,1877.1 1590.3,1609.2 1607.7,1609.0 1599.8,653.5 1612.0,655.3 1612.0,563.8 973.4,524.8 859.7,484.0 836.6,267.6 718.2,22.6 154.6,23.1 31.2,89.5 1.0,75.0 1.0,125.1 28.5,211.9 249.1,957.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004__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":[-74.85714300478024,40.09785984535152]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.85391084662632,40.09951822706598]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.85135764535966,40.09656529634653]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.85458980351358,40.09490691463208]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bristol, Pennsylvania | 1886 | sanborn07549_001 p4 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.77"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3083.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3368.8"},{"label":"split_canvas_h","value":"1951.6"}],"created":"2026-10-19T04:49:24Z","modified":"2026-10-19T04:49:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1571.1,277.6 1524.3,11.8 1415.7,77.6 1185.0,13.1 821.9,86.5 891.4,481.9 1194.3,481.6 1249.2,378.1 1293.9,453.9 1447.1,464.0 1468.7,483.0 1481.7,482.9 1508.4,482.7 1568.5,277.5 1571.1,277.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0004__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[770.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.85373939174322,40.102927943818614]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.85256379496742,40.10165192014891]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,487.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.8535321471097,40.1011327995122]}},{"type":"Feature","properties":{"resourceCoords":[770.8,487.9],"type":"corner"},"geometry":{"type":"Point","coordinates":[-74.8547077438855,40.102408823181904]}},{"type":"Feature","properties":{"resourceCoords":[1234.3,275.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.85364,40.101932]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bristol, Pennsylvania | 1886 | sanborn07549_001 p5","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:49:24Z","modified":"2026-10-19T04:49:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"248.7,1498.0 191.7,1867.8 1145.7,1869.1 1145.8,1886.4 1413.2,1894.2 1524.5,1818.7 1481.3,1622.7 1556.5,496.8 1488.4,64.4 293.6,39.3 280.0,1.0 246.1,1.0 253.6,1020.3 253.4,1275.1 248.7,1498.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[737.0,552.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.849683,40.099023]}},{"type":"Feature","properties":{"resourceCoords":[737.0,1869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.852328,40.097657]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bristol, Pennsylvania | 1886 | sanborn07549_001 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T04:49:24Z","modified":"2026-10-19T04:49:24Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1536.2,156.7 1529.7,1182.8 1526.0,1439.0 1518.2,1663.0 1476.4,1912.0 1309.5,1912.0 1270.5,1877.8 434.0,1875.8 226.3,1802.7 263.4,1775.0 105.1,1771.9 147.1,1596.0 103.5,1440.9 57.2,1400.5 125.0,1165.4 127.6,1165.4 73.4,856.2 34.8,590.9 67.8,43.4 429.3,36.2 671.2,124.2 707.0,59.9 829.2,38.0 1527.7,33.3 1569.9,157.1 1536.2,156.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824bm:g3824bm_g075491886:07549_1886-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1520.0,705.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.8503471217847,40.099797287057]}},{"type":"Feature","properties":{"resourceCoords":[647.0,1661.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-74.85343928768884,40.1001126367997]}}]}}]}