{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn07858_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"New Castle, Pennsylvania | 1899 | 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":"44"},{"label":"placed","value":"16"},{"label":"unplaced","value":"28"},{"label":"fit sources","value":"georef 11, georef-snap 5"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"11 sheet(s) cut into 29 panels"},{"label":"unplaced pages","value":"p10__1 (tier 3, 40.99504,-80.35159 +/-509m); p10__2 (tier 3, 40.99504,-80.35159 +/-509m); p11 (tier 2, 40.99838,-80.34873 +/-100m); p13 (tier 1, 40.99865,-80.34204 +/-268m); p15 (tier 3, 40.99200,-80.35130 +/-509m); p16__1 (tier 2, 40.99401,-80.34700 +/-100m); p16__2 (tier 1, 40.99583,-80.34933 +/-100m); p18__1 (tier 1, 41.00250,-80.35984 +/-140m); p18__2 (tier 1, 41.00360,-80.35850 +/-226m); p18__3 (tier 3, 40.99537,-80.35577 +/-1063m); p20__2 (tier 1, 40.99680,-80.34214 +/-100m); p20__3 (tier 1, 40.99617,-80.34254 +/-117m); p20__4 (tier 1, 40.99551,-80.34326 +/-100m); p21__1 (tier 1, 40.98339,-80.35072 +/-100m); p21__2 (tier 1, 40.98362,-80.35157 +/-221m); p24 (tier 1, 40.98123,-80.35644 +/-254m); p25__1 (tier 1, 41.00710,-80.35866 +/-211m); p25__2 (tier 1, 41.00739,-80.35869 +/-131m); p25__3 (tier 1, 40.98131,-80.36149 +/-122m); p26 (tier 4, 40.99743,-80.34623 +/-1290m); p27__1 (tier 1, 40.98992,-80.34967 +/-100m); p27__2 (tier 1, 40.99034,-80.34965 +/-100m); p27__3 (tier 1, 40.99021,-80.34882 +/-100m); p27__4 (tier 1, 40.98982,-80.35026 +/-100m); p27__5 (tier 1, 40.98865,-80.34969 +/-189m); p2__2 (tier 1, 41.00456,-80.35221 +/-107m); p5__2 (tier 1, 41.00208,-80.34378 +/-102m); p9__2 (tier 1, 41.00196,-80.33907 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p12","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"102.1,106.4 46.0,1662.1 108.8,1707.3 105.0,1787.9 111.1,1788.0 111.4,1840.8 1252.9,1851.8 1253.1,1825.3 1443.4,1825.8 1517.5,1826.2 1541.8,1291.5 1533.3,1291.5 1533.2,761.8 1539.0,761.8 1534.7,90.4 1413.6,71.7 1412.7,1.0 1361.6,1.0 1359.7,231.4 1267.7,230.7 1268.5,122.9 702.8,89.2 703.0,70.5 118.0,64.0 102.1,106.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1263.0,761.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3442,40.9973169]}},{"type":"Feature","properties":{"resourceCoords":[118.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.347121,40.9985524]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"60.2,1599.5 217.4,1382.5 182.7,1251.4 233.7,1076.4 78.8,735.0 90.1,131.2 288.5,30.5 1349.9,25.1 1470.2,56.0 1570.7,197.9 1612.0,785.8 1525.1,1019.2 1564.3,1099.5 1508.4,1212.5 1500.6,1775.6 1127.9,1758.7 935.3,1911.1 806.7,1912.0 801.3,1837.5 202.7,1775.3 171.2,1779.4 60.2,1599.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[700.0,337.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.33796402948511,40.99892037352951]}},{"type":"Feature","properties":{"resourceCoords":[1644.0,757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.33684424457648,40.997185075296514]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.66"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1103.9,1882.6 1272.9,1828.8 1526.5,1879.2 1594.9,1771.8 1548.6,1318.9 1609.0,140.4 1145.6,33.5 785.3,162.3 523.3,155.4 521.4,52.2 248.9,53.9 249.1,62.2 249.2,69.8 173.2,74.1 229.8,125.5 28.9,126.7 25.2,387.0 25.6,477.4 26.9,671.1 53.9,671.0 53.8,1832.8 1.0,1833.5 1.0,1839.9 1103.9,1882.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1117.0,659.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.34402851421808,40.99329263488905]}},{"type":"Feature","properties":{"resourceCoords":[1117.0,132.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3427353743647,40.99331848208859]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p19","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.24"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,300.0 1612.0,304.1 1612.0,307.3 1580.0,317.4 1509.7,739.1 1520.3,737.0 1612.0,1202.8 1612.0,1578.6 1596.5,1581.1 1611.8,1821.8 1525.4,1879.1 1005.3,1872.5 812.3,1793.3 751.0,1860.4 452.1,1888.6 172.8,1866.7 133.2,1791.6 114.8,781.4 42.2,385.7 136.7,158.8 316.8,42.5 726.2,66.0 784.4,121.8 970.9,34.6 1509.5,21.8 1585.8,192.4 1612.0,300.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1190.0,368.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3490577,40.9875836]}},{"type":"Feature","properties":{"resourceCoords":[1190.0,1407.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3495983,40.9857458]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0020__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p20 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.84"},{"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":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0020__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"109.7,56.1 111.5,596.9 120.2,596.8 97.2,1142.7 112.3,1142.7 373.4,1148.0 373.4,1349.5 425.3,1293.1 429.0,1369.3 445.0,1369.2 445.0,1404.0 445.0,1642.5 502.4,1641.7 526.9,1562.1 690.8,1465.2 780.7,1175.8 784.0,1174.4 784.0,1173.3 786.5,1173.3 891.9,1128.3 1035.4,760.3 1067.2,751.0 1319.0,751.0 1481.7,745.6 1522.2,616.4 1425.1,529.2 1471.3,469.5 1062.8,18.2 1037.9,1.0 1036.3,1.0 1029.8,36.6 115.7,57.9 115.6,56.1 109.7,56.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0020__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[376.0,595.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3428309,40.996355]}},{"type":"Feature","properties":{"resourceCoords":[376.0,56.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.342874,40.99735]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p22","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"512.1,1889.2 922.1,1912.0 1342.3,1912.0 1344.2,1890.5 1541.5,1889.5 1579.6,1839.5 1612.0,584.0 1612.0,575.9 1529.5,186.9 1535.3,5.6 1320.5,1.0 116.2,1.0 118.1,3.5 116.3,522.1 96.8,908.7 24.2,1125.5 35.6,1688.4 10.6,1694.7 126.1,1697.7 128.0,1730.6 511.6,1899.8 512.1,1889.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1073.0,1162.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3466536,40.985808]}},{"type":"Feature","properties":{"resourceCoords":[1073.0,1705.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3479819,40.9857763]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"38.9,1799.7 109.9,1319.3 32.1,1222.3 21.4,513.4 77.8,32.6 1108.4,15.7 1539.1,27.0 1574.5,71.8 1588.8,1759.8 1520.0,1876.0 1257.5,1871.8 99.8,1878.2 38.9,1799.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1517.0,182.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.33964563980496,40.98510922872579]}},{"type":"Feature","properties":{"resourceCoords":[524.0,1862.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.34381843863576,40.986861649484204]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"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":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1475.8,720.2 1611.8,130.0 906.0,147.9 918.4,1.0 856.8,1.0 843.1,159.5 375.0,160.0 375.0,1.0 320.4,1.0 326.1,208.5 146.0,347.9 139.7,727.1 37.0,1146.6 35.9,1788.7 113.1,1871.7 911.6,1783.7 1154.8,1106.5 1472.9,1077.5 1475.8,720.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[375.0,819.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3527593,41.0033242]}},{"type":"Feature","properties":{"resourceCoords":[375.0,160.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3511449,41.003368]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p3 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"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":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"49.2,657.8 48.5,657.8 53.4,1116.7 209.8,1128.9 210.3,1189.2 65.2,1178.1 88.2,1869.8 278.5,1912.0 402.4,1912.0 391.4,1799.7 432.8,1799.7 464.1,1799.6 1530.8,1797.9 1584.4,1796.0 1583.3,873.8 1585.5,161.3 1396.8,56.0 1204.9,114.0 1208.5,139.3 998.9,186.2 997.9,291.1 853.4,310.6 848.5,483.9 819.0,532.4 819.0,547.4 809.9,547.3 788.6,582.3 205.6,603.1 206.0,656.5 49.2,657.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[79.0,640.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.35107173070175,41.00340318624154]}},{"type":"Feature","properties":{"resourceCoords":[1559.0,1810.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3472897299921,41.001274012736005]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p3 [2]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.20"},{"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":"3276.0"},{"label":"split_canvas_h","value":"2189.6"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"647.6,463.8 818.0,450.4 818.0,432.2 818.0,430.1 797.9,433.1 729.2,328.9 745.5,149.5 757.3,133.7 799.2,156.2 793.2,22.3 200.4,13.0 23.6,34.7 21.4,519.4 184.3,478.1 525.5,507.7 519.0,545.1 635.0,546.0 647.6,463.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0003__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[645.0,481.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3488025,41.004266]}},{"type":"Feature","properties":{"resourceCoords":[713.0,23.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.348835,41.0053638]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p4","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"242.8,826.6 235.3,109.2 697.2,108.7 1029.3,41.6 1243.9,131.1 1503.2,134.8 1429.6,248.1 1404.6,333.6 1417.8,1171.6 1419.0,1383.7 1426.1,1739.8 307.1,1752.5 256.4,1755.0 242.8,826.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[841.0,1180.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3457962,41.0023955]}},{"type":"Feature","properties":{"resourceCoords":[248.0,1180.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3472689,41.0023794]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0005__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p5 [1]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.98"},{"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":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0005__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"223.2,140.7 148.6,254.6 123.0,340.7 133.1,1185.0 133.4,1398.7 139.2,1757.5 691.2,1752.3 981.1,1746.9 1519.2,1736.9 1574.2,1587.0 1578.7,948.9 1506.7,918.5 1509.8,751.8 1329.6,690.5 901.9,682.6 837.6,630.6 861.5,515.0 789.8,470.2 840.9,57.8 348.1,34.2 244.7,141.1 223.2,140.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0005__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[135.0,285.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3444,41.004101]}},{"type":"Feature","properties":{"resourceCoords":[689.0,1179.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.342994,41.002457]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p6","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.73"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0006","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1492.2,1.0 124.9,1.0 1.0,559.2 1.0,921.8 26.1,919.3 65.9,1849.0 869.2,1886.1 1558.6,1810.3 1599.5,349.0 1582.2,180.3 1490.3,68.1 1492.2,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[807.0,852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.35307,40.999792]}},{"type":"Feature","properties":{"resourceCoords":[807.0,1473.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.354588,40.99976]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.7,243.6 1.0,204.2 1.0,1549.1 44.0,1550.6 77.1,1849.0 272.4,1863.0 449.9,1760.4 481.6,1681.8 946.5,1654.4 1154.0,1734.1 1215.5,1634.8 1468.6,1650.8 1468.5,1654.0 1484.6,1611.0 1492.8,133.7 1438.5,135.3 357.1,129.8 325.4,129.7 283.4,129.5 293.8,243.3 172.7,243.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[904.0,137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.34867872079818,41.00125771345376]}},{"type":"Feature","properties":{"resourceCoords":[1488.0,137.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.34723881262312,41.001295455555606]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p8","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"312.0,150.7 1408.3,152.5 1408.8,505.9 1408.9,547.2 1408.1,869.1 1407.3,910.6 1403.7,1097.4 1401.7,1203.1 1398.9,1453.0 1398.5,1480.7 1398.7,1638.5 841.0,1610.0 841.1,1591.5 264.6,1590.0 262.3,152.4 312.0,150.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[840.0,869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3457132,40.9999618]}},{"type":"Feature","properties":{"resourceCoords":[1120.0,1197.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3449807,40.9993492]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0009__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"New Castle, Pennsylvania | 1899 | sanborn07858_003 p9 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.76"},{"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":"2026-10-19T13:24:22Z","modified":"2026-10-19T13:24:22Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0009__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"218.0,1912.0 218.0,1638.9 268.6,1601.3 419.8,1436.8 582.6,1382.7 1442.5,776.1 1550.2,595.8 1514.7,286.9 1529.0,249.3 692.0,257.0 134.0,257.0 133.7,1001.9 129.1,1239.2 127.0,1349.0 123.6,1637.5 123.8,1912.0 218.0,1912.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd382m:g3824m:g3824nm:g3824nm_g078581899:07858_1899-0009__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[692.0,257.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3429626,41.0013907]}},{"type":"Feature","properties":{"resourceCoords":[134.0,257.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-80.3443231,41.0013622]}}]}}]}