{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn00749_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Pasadena, California | 1894 | 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":"35"},{"label":"placed","value":"30"},{"label":"unplaced","value":"5"},{"label":"fit sources","value":"georef-snap 20, georef 7, georef-street 2, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"4 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p0__2 (tier 1, 34.14785,-118.16101 +/-100m); p29__1 (tier 1, 34.13016,-118.15083 +/-100m); p30__3 (tier 1, 34.12429,-118.15064 +/-100m); p31__2 (tier 1, 34.11563,-118.15616 +/-120m); p6 (tier 2, 34.14824,-118.15547 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0010","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"121.7,1902.0 460.1,1902.0 680.4,1904.4 1472.8,1902.8 1475.1,1315.9 1475.1,133.3 1475.4,1.0 143.7,1.0 140.8,121.5 141.1,538.2 138.5,928.0 120.0,1329.5 118.5,1580.8 127.9,1634.1 121.7,1902.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[121.0,540.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14602526232893,34.14836846013883]}},{"type":"Feature","properties":{"resourceCoords":[1482.0,1869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14291522371671,34.14590878756714]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p11","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0011","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"416.5,1888.8 866.4,1891.9 1268.2,1896.5 1612.0,1894.5 1612.0,1882.5 1549.8,1877.5 1524.0,1526.3 1591.5,1154.5 1515.2,860.2 1542.5,158.6 1013.1,89.7 906.2,24.4 368.8,62.9 204.5,11.4 205.1,1.0 43.6,1.0 43.6,130.1 46.5,1305.1 45.7,1888.2 322.8,1889.5 416.5,1888.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[707.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14143046493471,34.14588443118874]}},{"type":"Feature","properties":{"resourceCoords":[48.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14293026347158,34.1458741233278]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0012","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1545.8,207.4 1496.0,782.9 1484.3,782.9 1329.2,769.8 1404.3,1480.3 1423.3,1558.2 1427.2,1617.5 1442.3,1885.8 1316.8,1898.8 49.5,1864.5 58.2,55.3 637.4,15.7 977.3,74.8 1415.5,39.6 1563.3,207.9 1545.8,207.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[976.0,199.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.16074738832995,34.145730567806794]}},{"type":"Feature","properties":{"resourceCoords":[345.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.16205629622314,34.142660995857874]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.53"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0013","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"576.0,1780.5 581.9,1693.5 581.6,1682.1 17.1,1643.5 17.2,1626.2 29.9,1614.8 27.4,140.5 17.6,139.1 17.5,69.6 601.0,69.3 1108.8,66.6 1302.5,65.6 1612.0,270.1 1588.4,276.4 1559.2,319.8 1576.8,1583.5 1612.0,1594.2 1612.0,1647.3 1612.0,1716.8 1400.2,1734.8 1342.2,1739.7 1266.3,1759.7 571.7,1845.6 576.0,1780.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[43.0,815.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15763510004793,34.14569422881782]}},{"type":"Feature","properties":{"resourceCoords":[43.0,2149.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.16062908817057,34.14568609038595]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p14","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0014","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1500.5,1799.9 988.7,1801.7 400.6,1801.1 400.5,1871.0 59.3,1819.5 24.1,1626.7 53.0,1626.8 149.0,981.4 105.2,982.0 79.5,132.8 151.6,132.2 1082.0,130.1 1081.8,69.8 1544.6,57.0 1545.0,164.3 1545.2,192.5 1546.0,985.0 1581.2,985.0 1586.9,1799.6 1500.5,1799.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[399.0,983.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1541409,34.1457564]}},{"type":"Feature","properties":{"resourceCoords":[1546.0,985.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1541327,34.1436427]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p15","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0015","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1125.3,1878.5 849.3,1884.5 849.3,1803.8 200.0,1806.4 126.4,1806.6 113.7,1340.8 52.9,1341.0 51.0,404.5 49.9,261.3 40.8,111.8 111.5,103.6 384.5,103.3 493.6,110.4 1570.2,111.2 1570.3,398.8 1565.4,712.6 1565.1,1337.0 1566.4,1880.0 1125.3,1878.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[534.0,641.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.151178126185,34.14579167434882]}},{"type":"Feature","properties":{"resourceCoords":[847.0,103.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15049188539354,34.146779642289815]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0016","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"521.9,1798.8 388.9,1785.8 149.1,1784.4 153.7,1161.0 160.7,847.6 162.4,560.5 163.4,84.1 1484.2,101.1 1464.8,510.9 1463.0,767.4 1472.5,821.8 1465.9,1095.3 1465.8,1150.8 1415.1,1189.5 1428.3,1412.1 1446.8,1528.8 1449.0,1727.1 1469.8,1803.9 521.9,1798.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1480.0,1083.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14595948223347,34.14584239985942]}},{"type":"Feature","properties":{"resourceCoords":[159.0,556.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14889976839135,34.14677970224915]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0017","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"41.1,1654.3 45.8,837.2 10.5,836.8 19.9,41.9 295.1,41.2 663.7,50.2 810.8,46.4 1587.6,54.6 1585.6,238.3 1612.0,805.5 1602.0,1070.0 1612.0,1098.7 1612.0,1114.1 1552.1,1885.0 469.4,1872.9 150.2,1655.3 41.1,1654.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[699.0,851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15413711447674,34.14237745914937]}},{"type":"Feature","properties":{"resourceCoords":[36.0,851.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15416326353674,34.14359539759608]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p18","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0018","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"30.2,904.7 25.1,759.5 30.6,395.6 27.4,124.0 55.4,124.0 234.0,123.9 872.6,123.5 872.4,202.9 1144.0,197.8 1577.8,200.8 1574.6,791.0 1577.5,1148.6 1578.6,1479.7 1580.2,1559.5 1163.0,1784.9 1026.5,1782.0 874.6,1754.9 619.4,1699.0 516.4,1681.0 415.3,1673.3 29.2,1671.5 30.2,904.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0018/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1524321,34.1438818]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1488047,34.1439073]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1487682,34.1403467]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1523956,34.1403212]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.81"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0019","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"827.2,1831.4 827.5,1912.0 823.5,1912.0 759.2,1912.0 759.1,1850.3 153.8,1817.0 151.5,1577.5 146.4,1217.6 146.2,623.7 143.3,86.2 382.7,85.3 515.5,96.9 1461.8,93.2 1471.1,839.4 1473.7,1046.5 1476.5,1143.0 1480.6,1868.8 827.2,1831.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0019/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14920771484881,34.14468608164212]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.145628024953,34.14469353638803]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14561741730886,34.14115502567514]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14919710720467,34.14114757092923]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p2","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1578.9,1905.3 884.0,1842.9 884.0,1839.0 375.8,1838.1 264.0,1912.0 190.3,1912.0 42.7,1912.0 71.8,1890.8 15.3,1766.5 23.3,611.7 77.2,380.0 45.1,52.7 154.5,25.1 1367.5,12.0 1591.3,116.7 1603.1,1382.1 1582.1,1381.8 1578.6,1791.8 1578.9,1905.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[884.0,517.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1505578,34.155502]}},{"type":"Feature","properties":{"resourceCoords":[884.0,1839.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1505187,34.1530469]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p20","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.19"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0020","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1549.3,225.9 1507.2,430.4 1530.0,430.6 1524.4,1789.2 1479.8,1789.0 741.0,1786.2 665.6,1806.2 470.9,1807.1 356.3,1824.6 137.8,1836.2 100.2,1785.9 45.8,1785.4 48.5,1444.0 52.6,1221.8 57.3,422.6 61.5,141.3 61.7,76.9 759.3,95.0 759.5,77.9 759.6,59.8 1568.1,134.4 1554.0,225.1 1553.9,226.0 1549.3,225.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0020/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14199047492372,34.14596730233502]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14192286257446,34.14295396590204]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14621071661772,34.142887132301254]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14627832896697,34.14590046873424]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0021","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"728.0,1835.9 728.0,1853.0 27.6,1841.6 27.4,1811.0 30.9,1355.7 35.8,949.0 34.1,601.1 22.0,601.1 65.8,63.0 420.6,102.5 573.3,38.6 761.4,83.8 1015.6,13.7 1486.6,25.2 1593.7,207.3 1542.8,1018.6 1595.7,1584.4 1542.8,1884.8 727.9,1817.8 728.0,1835.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1235.0,773.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.13973237107442,34.14361994831874]}},{"type":"Feature","properties":{"resourceCoords":[1235.0,156.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1383447629302,34.14363037837974]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p22","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0022","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1318.7,1850.3 1006.8,1856.8 876.5,1769.5 651.6,1776.2 470.1,1870.0 158.2,1869.2 142.2,1912.0 148.2,1650.5 113.5,1090.7 112.8,909.2 112.2,522.9 119.3,421.6 136.8,318.4 191.1,62.8 1417.0,52.2 1422.4,1407.5 1425.7,1644.2 1423.0,1705.8 1490.0,1705.0 1361.4,1883.3 1318.7,1850.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[717.0,1697.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1541013,34.1396436]}},{"type":"Feature","properties":{"resourceCoords":[717.0,58.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1504182,34.1396512]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p23","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0023","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1612.0,565.6 1612.0,280.7 1556.1,125.8 1583.8,35.8 1341.5,91.1 1320.7,42.6 1175.3,84.1 1002.2,14.8 863.9,25.0 840.1,1.0 86.2,1.0 53.7,586.3 130.2,585.9 130.3,650.2 71.8,650.5 41.4,1221.2 130.3,1220.2 206.5,1218.0 425.1,1614.8 423.4,1745.2 398.7,1890.6 1569.0,1878.0 1569.0,1207.0 1596.1,1206.8 1594.8,623.4 1567.1,623.5 1567.0,566.0 1612.0,565.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1569.0,1207.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1488218,34.1383496]}},{"type":"Feature","properties":{"resourceCoords":[1569.0,1878.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1504013,34.1383492]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.67"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0024","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.3,1069.8 40.0,345.1 37.1,248.7 35.0,86.9 1405.3,69.9 1405.1,46.9 1612.0,85.9 1612.0,87.8 1612.0,90.5 1524.9,75.9 1517.2,279.8 1561.0,345.4 1493.4,1088.0 1500.0,1437.6 1573.0,1568.8 1550.4,1831.0 787.6,1894.8 377.0,1850.2 54.3,1886.0 11.3,1860.0 12.7,1068.0 44.3,1069.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0024/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1460151511249,34.143217790093395]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1424301652969,34.14322428810319]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14242091919893,34.13968047736913]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14600590502693,34.13967397935934]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p25","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0025","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1504.0,49.4 1521.3,1635.2 1566.8,1636.3 1507.5,1677.5 1472.8,1680.0 1127.2,1862.2 105.4,1882.3 54.9,1842.9 182.4,1667.8 116.3,1668.3 119.3,1607.7 117.2,1374.7 118.0,40.0 634.4,41.6 1612.0,39.9 1612.0,45.5 1504.0,49.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1477.0,40.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1503793,34.1357824]}},{"type":"Feature","properties":{"resourceCoords":[118.0,40.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1504013,34.1383492]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0026","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,11.0 1.0,75.3 5.6,527.8 20.1,1506.0 14.5,1506.1 33.5,1891.1 25.1,1893.7 25.2,1905.5 721.0,1898.2 721.0,1893.0 1281.0,1896.9 1307.8,1912.0 1310.0,1912.0 1316.9,1912.0 1336.4,1881.5 1534.5,1853.5 1607.4,895.2 1552.5,80.7 1612.0,58.8 1612.0,46.2 1355.5,47.8 1354.8,1.0 1295.4,1.0 1295.8,29.4 693.5,34.6 693.1,6.6 1.0,11.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[23.0,1368.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15036831323027,34.13578791467536]}},{"type":"Feature","properties":{"resourceCoords":[23.0,26.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15034988657828,34.13832055809339]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0027","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1606.3,443.8 1563.7,383.1 1561.0,347.5 1376.4,1.0 1375.8,1.0 1373.6,37.4 1124.3,102.7 706.9,28.4 69.3,63.4 35.3,1872.9 1581.3,1884.2 1606.3,443.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[906.0,345.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15557876292884,34.13576983276685]}},{"type":"Feature","properties":{"resourceCoords":[1555.0,345.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15413506555247,34.13577293781142]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0028","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"638.6,1867.1 284.8,1870.5 150.0,1887.0 35.1,1871.7 28.1,1792.8 100.8,1018.1 22.4,702.4 29.9,386.8 66.2,78.4 280.1,16.6 280.2,28.4 978.6,26.3 978.6,21.1 1540.6,29.1 1576.5,44.5 1587.0,202.3 1608.2,1803.0 1592.7,1803.1 1593.4,1897.6 986.7,1854.0 986.7,1861.8 638.6,1867.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[273.0,403.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15038595424357,34.134069175370975]}},{"type":"Feature","properties":{"resourceCoords":[273.0,1733.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15038189907112,34.13156804069632]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0029__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p29 [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":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0029__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0029","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"92.3,381.7 42.2,1161.9 100.4,1235.3 673.5,1239.8 673.8,1240.9 679.0,1240.9 679.0,1261.2 837.5,1883.0 1565.0,1881.4 1552.0,1.0 1536.2,1.0 1536.3,96.1 915.2,47.8 915.2,55.7 196.2,59.9 58.1,75.9 92.3,381.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0029__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1507910420259,34.131417560157594]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14721313339328,34.13144074939001]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14718014186262,34.12790342931097]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.15075805049524,34.127880240078554]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.61"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"143.2,1806.6 512.2,1818.2 766.8,1830.9 863.9,1845.2 1035.0,1885.9 1211.5,1912.0 1550.0,1912.0 1549.8,1860.6 1560.8,1470.5 1561.8,1432.5 1565.8,1389.7 1573.8,1007.2 1561.8,1008.3 1573.7,321.2 1586.3,321.1 1589.7,168.4 1590.6,85.1 902.5,13.8 902.6,10.0 398.9,2.2 287.0,74.0 67.7,71.0 38.0,92.0 43.6,1763.2 1.0,1762.5 1.0,1802.2 143.2,1806.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1558.0,1423.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14894975310222,34.15043348935464]}},{"type":"Feature","properties":{"resourceCoords":[1558.0,1894.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14892116716052,34.149551400278476]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p30 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.49"},{"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":"2219.2"},{"label":"split_canvas_h","value":"2552.0"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"419.8,556.8 466.4,563.0 521.1,138.3 354.4,129.5 326.1,50.0 64.9,40.3 11.4,335.4 75.5,465.7 24.6,479.6 415.1,613.0 419.8,556.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030__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":[-118.13331454700521,34.14809601439793]}},{"type":"Feature","properties":{"resourceCoords":[554.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.13206828007559,34.148105705077235]}},{"type":"Feature","properties":{"resourceCoords":[554.8,638.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.132054914055,34.14691166595098]}},{"type":"Feature","properties":{"resourceCoords":[0.0,638.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.13330118098463,34.146901975271675]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p30 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.24"},{"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":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1147.2,1291.0 1138.8,1291.0 1018.5,1291.0 984.4,1181.3 1018.5,964.3 1018.5,885.9 1030.8,886.0 1031.3,883.0 1517.0,883.0 1557.3,48.5 991.2,173.4 659.9,60.1 554.8,632.6 554.8,638.0 553.8,638.0 553.5,639.6 70.8,716.5 101.4,1776.1 480.4,1682.8 1551.6,1820.9 1547.0,1560.3 1147.2,1291.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0030__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14901386264806,34.12523847377035]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14874322422297,34.123805044752565]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.15078244565936,34.12353745931981]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.15105308408445,34.1249708883376]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0031__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p31 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.77"},{"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":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0031__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0031","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"27.5,1856.3 749.8,1863.8 750.0,1311.4 806.8,1084.8 1599.9,1000.2 1536.6,100.8 1225.0,121.9 991.4,43.9 269.1,29.4 56.6,114.3 27.5,1856.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0031__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[745.0,423.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15627681305288,34.115787779737936]}},{"type":"Feature","properties":{"resourceCoords":[355.0,423.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.15717417948855,34.115787446507355]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p4","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.60"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0004","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"50.0,757.9 54.1,1447.4 66.1,1446.1 67.0,1829.9 64.0,1873.0 109.5,1873.1 598.8,1874.0 939.1,1873.8 969.3,1883.6 975.8,1852.6 1370.4,1838.4 1369.2,1679.1 1393.2,1581.9 1406.9,1364.8 1396.0,696.3 1597.2,502.1 1598.5,148.4 1403.7,32.1 80.9,27.6 80.4,1.0 59.5,1.0 60.0,407.8 62.5,604.3 62.6,757.5 50.0,757.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0004/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14909965716167,34.153912582733774]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14546261712715,34.153923028629265]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14544765622962,34.150351144887935]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.14908469626414,34.150340698992444]}},{"type":"Feature","properties":{"resourceCoords":[64.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1489407,34.1504158]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p5","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.47"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0005","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"43.7,1368.6 43.4,1185.2 67.8,1088.5 82.8,872.3 76.0,206.2 277.5,14.0 1018.2,79.0 1126.5,44.0 1571.8,149.0 1593.0,192.4 1513.5,227.6 1511.3,450.7 1568.3,508.9 1528.1,962.0 1584.2,1120.8 1535.3,1912.0 42.1,1912.0 43.0,1859.0 43.7,1368.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1371.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1429783,34.1495472]}},{"type":"Feature","properties":{"resourceCoords":[43.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.1459856,34.1495236]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p7","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.53"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0007","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1481.0,1764.0 1471.3,1616.6 1459.0,1552.6 1456.0,1126.6 1478.2,1127.5 1510.9,62.2 1394.2,61.5 1393.1,21.6 35.9,34.2 41.2,1776.6 1.0,1784.1 1.0,1813.1 640.5,1905.7 639.7,1862.2 1481.8,1833.5 1481.0,1764.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0007/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1555827,34.1497567]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1519613,34.14976]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.1519566,34.1462055]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-118.155578,34.1462022]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0008","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"37.8,1713.0 46.1,1282.6 68.5,1284.1 129.6,209.0 157.6,209.9 533.5,221.8 792.9,234.8 891.7,249.5 1066.0,291.0 1245.8,317.7 1590.7,317.8 1590.7,322.8 1579.5,970.5 1579.0,1336.0 1570.8,1810.9 499.3,1786.5 390.9,1777.1 119.2,1771.4 48.6,1777.9 37.8,1713.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1565.0,308.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14899580372268,34.14953407178156]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,1794.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14890593559014,34.146802264028494]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Pasadena, California | 1894 | sanborn00749_005 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T07:41:01Z","modified":"2026-10-19T07:41:01Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0009","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"114.0,629.4 120.7,234.0 121.0,208.1 121.2,195.5 167.2,196.2 452.5,200.1 661.0,203.0 1004.5,206.9 1034.8,217.2 1041.8,185.9 1440.2,176.4 1440.1,201.3 1436.5,698.5 1434.9,768.4 1612.0,768.6 1612.0,777.3 1434.6,776.5 1431.2,899.5 1429.4,1321.4 1425.0,1716.0 115.1,1694.5 111.3,1331.0 114.8,686.5 114.0,629.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd436m:g4364m:g4364pm:g4364pm_g007491894:00749_1894-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[117.0,697.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14893271235245,34.1494888073375]}},{"type":"Feature","properties":{"resourceCoords":[117.0,209.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-118.14894952867188,34.15039080192246]}}]}}]}