{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn08740_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"San Antonio, Texas | 1904 | mapsnap generated fit (2026-10-24)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-24"},{"label":"run","value":"corpus-v2.2"},{"label":"pages","value":"100"},{"label":"placed","value":"77"},{"label":"unplaced","value":"23"},{"label":"fit sources","value":"georef 51, georef-snap 27, georef-street 2, snap:0 2, snap:1 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"10 sheet(s) cut into 24 panels"},{"label":"unplaced pages","value":"p14__2 (tier 1, 29.41171,-98.50138 +/-100m); p25__2 (tier 1, 29.40775,-98.48922 +/-102m); p29__1 (tier 1, 29.41964,-98.50897 +/-114m); p50 (tier 1, 29.43011,-98.49932 +/-261m); p52 (tier 1, 29.43039,-98.50245 +/-259m); p54__1 (tier 2, 29.43363,-98.50354 +/-165m); p54__2 (tier 1, 29.43142,-98.50176 +/-107m); p58 (tier 1, 29.43740,-98.50711 +/-259m); p71__1 (tier 1, 29.44441,-98.49980 +/-100m); p73__2 (tier 1, 29.44726,-98.49791 +/-100m); p73__3 (tier 1, 29.44958,-98.49990 +/-100m); p80__1 (tier 3, 29.40614,-98.51325 +/-547m); p80__2 (tier 1, 29.40459,-98.51123 +/-100m); p81__1 (tier 1, 29.41319,-98.50679 +/-100m); p81__2 (tier 1, 29.41215,-98.50815 +/-142m); p81__3 (tier 1, 29.41286,-98.50667 +/-205m); p81__4 (tier 1, 29.41129,-98.50696 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p1","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.42"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0001","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1312.5,103.8 1492.1,104.8 1463.5,504.0 1448.8,508.9 1531.4,1399.8 1506.5,1413.0 1417.1,1766.1 1437.2,1838.3 1368.7,1827.1 1120.1,1895.9 1117.7,1923.2 928.2,1882.0 936.5,1871.3 863.4,1797.4 846.6,1758.3 833.2,1714.1 435.3,1244.3 293.3,1360.0 144.8,1028.3 160.0,380.7 173.8,372.2 172.8,93.3 424.8,122.5 859.7,41.0 1314.4,51.5 1312.5,103.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0001/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4939131,29.4334295]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4937337,29.4304119]}},{"type":"Feature","properties":{"resourceCoords":[1661.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4977992,29.4302286]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4979786,29.4332462]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0010","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"94.5,972.0 177.6,37.5 224.4,36.1 543.5,29.1 802.9,26.6 878.5,45.5 1203.9,150.2 1574.7,266.9 1575.5,314.0 1577.3,422.9 1583.2,780.8 1578.2,1434.2 1582.7,1646.2 1572.7,1715.5 1506.3,1927.0 287.9,1927.0 251.4,1876.5 301.2,1720.7 242.7,1719.5 224.8,1719.2 228.5,1553.5 134.8,1521.2 107.8,972.1 94.5,972.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[793.0,19.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49506886280632,29.42275985563826]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,261.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49353575999089,29.422142581086728]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p11","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0011","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.9,1408.8 117.9,1339.4 110.5,1127.6 106.5,474.6 95.7,117.0 92.6,13.2 205.7,15.3 283.6,16.7 732.7,143.7 736.1,129.4 1324.2,189.0 1404.3,317.3 1437.5,625.0 1445.1,741.2 1477.2,1090.7 1487.1,1120.0 1606.2,1347.8 1446.5,1913.1 1399.1,1931.4 181.0,1928.0 20.0,1934.0 19.8,1643.4 38.8,1643.1 108.9,1408.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0011/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4937169,29.4220833]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4903034,29.4216553]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4908834,29.4181454]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4942969,29.4185734]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0012","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"23.6,1686.8 23.5,1675.8 58.5,1665.8 269.6,1110.5 169.8,870.4 162.5,840.0 161.2,484.9 163.9,367.2 157.8,54.2 699.5,115.6 770.5,140.4 1436.8,219.2 1472.8,225.7 1528.2,192.7 1480.0,271.6 1560.5,642.7 1561.4,1205.9 1508.6,1679.5 1501.0,1679.8 1018.5,1717.9 882.2,1726.8 858.0,1654.3 572.8,1674.9 480.4,1699.7 474.9,1682.0 260.4,1697.5 23.7,1757.4 48.9,1691.2 23.6,1686.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[623.0,879.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49004221351049,29.419620487247695]}},{"type":"Feature","properties":{"resourceCoords":[1485.0,1718.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4883599143816,29.418028405693047]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p13","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0013","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1561.5,958.7 1534.7,1845.5 873.7,1897.5 712.1,1850.8 631.8,1732.8 415.8,1744.7 237.8,1837.0 86.5,1777.2 66.7,449.7 209.3,160.9 1164.8,29.4 1323.2,69.4 1403.5,187.3 1483.7,165.8 1486.8,467.8 1551.2,587.8 1554.2,898.4 1561.5,958.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0013/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50416954503488,29.40818601610487]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.5026967499315,29.410899784293]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.499016286566,29.40938642477933]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50048908166939,29.4066726565912]}},{"type":"Feature","properties":{"resourceCoords":[485.0,1110.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50164,29.408121]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0014__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p14 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.96"},{"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":"6604.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0014__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0014","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1581.8,235.7 1539.3,143.6 753.9,49.6 570.8,77.0 460.3,544.0 211.1,569.4 235.2,612.5 182.7,631.4 129.3,530.0 117.4,530.0 111.4,530.0 111.8,805.9 118.5,866.1 84.4,1751.2 214.5,1742.2 366.6,1859.5 745.6,1921.0 745.2,1926.8 767.0,1926.8 791.5,1913.7 791.4,1862.2 923.2,1846.0 1499.9,1758.8 1493.8,1168.8 1492.2,652.5 1581.5,640.3 1581.2,595.2 1581.8,235.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0014__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1166.0,1255.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.499309,29.411444]}},{"type":"Feature","properties":{"resourceCoords":[1166.0,700.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.500363,29.411868]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p15","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0015","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"231.6,41.2 1491.9,47.1 1567.5,69.4 1607.0,296.2 1636.6,310.6 1523.6,310.8 1525.3,1404.0 1523.0,1404.3 1512.2,1849.0 1547.9,1849.0 1457.4,1931.8 1124.0,1930.8 866.4,1900.5 885.8,1814.8 173.3,1524.9 133.2,1530.9 127.0,940.0 125.5,423.0 214.8,410.7 214.6,365.6 215.1,15.5 219.8,15.6 231.6,41.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[936.0,866.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.498617,29.413445]}},{"type":"Feature","properties":{"resourceCoords":[460.0,926.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4989201,29.4126129]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0016","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"616.1,1902.5 21.7,1759.4 21.7,1725.0 21.6,1707.2 148.3,1590.1 112.6,1590.3 121.0,1145.2 123.3,1144.8 115.7,50.8 228.8,50.0 228.7,35.6 1281.6,31.7 1281.7,38.6 1553.7,36.8 1636.8,118.4 1633.3,1664.7 1503.4,1762.8 1505.2,1661.8 1383.1,1634.1 856.7,1850.9 839.6,1926.6 819.3,1926.7 760.8,1926.8 616.1,1902.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[829.0,1588.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49561831491823,29.414828151504715]}},{"type":"Feature","properties":{"resourceCoords":[829.0,37.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49854982396549,29.41602428600202]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0017","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"100.5,535.1 89.9,484.7 215.3,442.6 760.8,242.1 798.7,228.2 1553.2,370.1 1550.1,575.5 1543.4,867.4 1538.9,1309.7 1531.1,1610.7 1528.6,1864.2 1522.3,1908.1 1465.8,1888.4 633.5,1859.6 611.0,1927.4 528.9,1846.5 165.0,1912.4 70.6,1871.4 117.9,968.4 59.8,569.2 100.5,535.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0017/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49940882465052,29.410755578951754]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.4973611508471,29.413184748160337]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49409234375982,29.411064148035937]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49614001756323,29.408634978827354]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p18","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0018","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"90.1,1476.9 83.0,1225.0 79.4,925.7 67.2,486.1 62.8,195.8 60.1,78.9 212.1,59.2 468.9,26.1 508.2,16.2 616.7,15.8 622.1,57.7 1228.6,55.5 1430.2,30.8 1430.4,40.5 1524.7,33.5 1540.6,707.1 1544.0,707.0 1542.5,1213.1 1553.1,1212.9 1542.6,1228.2 1548.3,1859.8 1072.0,1914.0 979.3,1853.2 785.6,1732.9 734.5,1705.3 639.6,1673.0 85.5,1520.8 90.1,1476.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[83.0,1225.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4948085,29.4112558]}},{"type":"Feature","properties":{"resourceCoords":[1544.0,707.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.493729,29.413936]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0019","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"434.6,1929.3 383.7,1929.2 344.2,1929.2 18.7,1465.3 18.9,1340.7 117.4,1320.4 19.1,1237.0 21.0,12.0 193.0,17.0 580.1,15.9 593.2,23.1 610.9,64.3 715.9,71.7 1109.5,86.0 1621.5,96.5 1636.0,126.0 1621.2,146.6 1616.2,1021.0 1614.0,1822.0 1613.9,1858.8 1106.3,1847.7 1106.3,1851.1 430.5,1854.3 434.6,1929.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1100.0,1013.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49266738679245,29.41514821582664]}},{"type":"Feature","properties":{"resourceCoords":[1100.0,89.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49148061311973,29.416482310576495]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0002","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1380.0,1930.5 1386.5,1862.0 1054.1,1921.0 190.6,1806.7 168.5,1735.6 246.7,1382.8 271.1,1369.0 162.7,488.1 177.2,482.8 193.7,86.1 15.6,90.4 15.9,38.5 587.6,34.5 1543.8,96.5 1537.0,326.6 1491.6,703.3 1443.5,1124.2 1503.3,1134.1 1373.7,1857.1 1391.9,1859.6 1388.4,1931.6 1380.0,1930.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1440.0,1051.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49594436449583,29.428385255586477]}},{"type":"Feature","properties":{"resourceCoords":[1548.0,299.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49435645169163,29.42821737444075]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0020/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p20","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0020/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0020","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"557.3,1927.5 175.0,1928.0 31.0,1933.0 22.0,1928.0 21.4,1474.0 63.9,1493.7 21.1,1254.7 20.9,1126.9 20.8,1040.8 38.6,1036.6 20.6,943.2 20.6,917.8 20.2,658.8 93.8,639.9 94.6,504.0 90.7,22.7 119.9,20.5 1179.2,215.1 1497.5,369.4 1506.4,594.3 1441.1,616.0 1473.3,665.8 1518.5,708.7 1602.5,768.8 1577.3,800.2 1311.8,1128.5 1293.3,1151.1 962.0,1548.0 702.4,1849.2 630.2,1927.4 586.6,1915.3 557.3,1927.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0020/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1201.0,329.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4889221,29.4160785]}},{"type":"Feature","properties":{"resourceCoords":[962.0,1548.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.491461,29.416476]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p21 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.59"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5308.8"},{"label":"split_canvas_w","value":"2720.4"},{"label":"split_canvas_h","value":"2487.2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"276.6,1928.0 278.1,1927.0 288.6,1919.3 312.6,1902.2 228.8,1438.6 204.4,1408.5 190.2,1418.8 188.2,1420.2 20.3,1540.7 20.4,1571.4 276.6,1928.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1327.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.48973492644456,29.41613540073613]}},{"type":"Feature","properties":{"resourceCoords":[680.1,1327.2],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.48894046706455,29.413761756537035]}},{"type":"Feature","properties":{"resourceCoords":[680.1,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49143484397898,29.413129216262362]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49222930335898,29.41550286046146]}},{"type":"Feature","properties":{"resourceCoords":[6.0,1551.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.490626,29.415888]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p21 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"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":"6604.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"764.3,1928.6 778.5,1928.5 783.0,1928.5 1302.7,1559.1 1622.6,1922.2 1614.2,102.5 1602.7,111.5 1517.4,32.4 76.9,61.4 86.7,18.9 18.3,22.5 36.1,78.8 68.2,132.0 133.1,211.9 181.9,272.4 349.3,1201.8 301.3,1236.2 277.4,1253.7 748.9,1907.3 764.3,1928.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0021__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[755.0,1940.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49291645969706,29.413377857512728]}},{"type":"Feature","properties":{"resourceCoords":[-242.0,459.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49053519113615,29.415867827709988]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0022","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1287.1,1220.0 1388.0,1555.3 1460.0,1811.2 869.3,1907.7 770.5,1920.8 406.4,1911.0 170.5,1908.5 103.8,1930.6 63.0,1932.0 55.8,1932.2 55.1,1907.2 53.1,95.5 141.9,26.0 1423.7,32.7 1479.5,725.4 1473.1,725.3 1284.7,1210.9 1287.1,1220.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1153.0,723.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4893465973241,29.41056685143683]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,723.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.48905428992263,29.40970476008817]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0023","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1240.4,1890.5 1178.8,1847.3 394.8,1905.0 382.8,1929.7 329.8,1929.8 309.8,1929.9 65.5,1118.4 66.0,1057.6 57.6,470.4 62.4,368.1 74.8,310.1 137.9,85.8 159.4,15.5 238.7,15.8 281.9,15.9 508.6,94.7 856.6,221.7 956.0,240.9 1556.7,338.6 1545.8,517.8 1533.4,630.8 1530.0,661.7 1443.5,1070.4 1505.5,1086.0 1437.7,1494.2 1469.1,1553.7 1286.6,1926.3 1241.8,1926.5 1240.4,1890.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0023/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[70.0,1054.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49430975628003,29.410917073312056]}},{"type":"Feature","properties":{"resourceCoords":[1434.0,1054.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49270032801704,29.408912982581835]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0024","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"86.7,1642.5 209.6,1252.1 170.2,1198.8 176.0,790.7 113.2,784.6 137.2,373.3 135.8,342.6 131.2,230.6 115.4,54.3 799.2,131.0 875.1,132.8 1025.5,118.1 1023.1,35.4 1590.6,81.8 1583.7,1850.8 1368.2,1918.0 93.9,1916.2 43.0,1649.2 86.7,1642.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[872.0,844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49212486632567,29.407598076442515]}},{"type":"Feature","properties":{"resourceCoords":[143.0,45.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4913061062887,29.40943045918112]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0025__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p25 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"4612.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0025__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0025","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"88.5,1256.5 168.6,1597.9 224.6,1858.3 911.9,1859.0 987.4,1852.5 1135.1,1821.2 1123.6,1739.5 1070.2,1741.0 977.5,1281.2 957.9,122.2 298.9,77.8 311.7,773.8 305.3,773.4 86.7,1247.2 88.5,1256.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0025__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[489.0,780.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.48904307862362,29.409687496830923]}},{"type":"Feature","properties":{"resourceCoords":[108.0,1313.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49036191395983,29.410007030459514]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p26","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.73"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0026","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"167.2,1132.5 20.1,719.5 20.1,678.8 177.9,519.8 177.6,547.0 251.7,538.7 255.3,473.5 1552.6,87.3 1552.5,250.9 1636.8,313.2 1636.2,1581.7 1565.0,1654.1 1567.0,1926.1 1562.4,1926.1 1560.0,1926.1 1559.8,1880.0 1232.2,1844.9 634.9,1912.2 365.5,1697.3 376.1,1623.2 301.9,1084.4 197.7,1121.4 167.2,1132.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0026/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49940410018088,29.421147210659008]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49628134814014,29.419874547188076]}},{"type":"Feature","properties":{"resourceCoords":[1651.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49800735823263,29.41666578685284]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50113011027337,29.41793845032377]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,1666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4979194,29.417198]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p27","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0027","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"92.7,1919.6 86.0,1269.1 101.1,1269.0 101.6,682.5 101.8,336.4 102.0,92.0 326.1,91.5 726.7,91.2 1386.9,85.9 1570.1,83.2 1587.8,676.0 1579.7,676.0 1581.5,1261.0 1572.6,1261.0 1582.7,1725.6 1527.0,1819.0 1528.0,1910.0 1507.9,1910.2 92.7,1919.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1292.0,1852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50388,29.416282]}},{"type":"Feature","properties":{"resourceCoords":[102.0,92.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.505943,29.419701]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.90"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0028","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"355.4,74.0 381.4,73.9 381.3,84.8 1071.0,74.7 1124.1,91.5 1314.2,89.5 1459.5,87.8 1569.7,87.5 1461.4,618.0 1426.9,684.0 1609.0,974.6 1607.4,974.3 1622.2,1566.6 1559.0,1899.5 20.0,1892.9 20.0,1857.7 20.0,1802.3 76.4,1709.9 71.5,1247.4 80.3,1247.6 84.8,665.3 92.9,665.4 81.7,75.2 355.4,74.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[371.0,689.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50242005427494,29.41825401793219]}},{"type":"Feature","properties":{"resourceCoords":[1374.0,689.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50032727387976,29.41807158579368]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0029__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p29 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.95"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6604.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0029__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0029","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"75.8,116.5 84.2,931.6 183.6,1017.1 414.4,1020.6 473.8,1020.2 634.5,1018.9 634.5,1018.9 639.4,1024.1 660.8,1595.9 733.9,1841.0 1487.8,1910.5 1580.0,1909.5 1570.5,1260.0 1584.3,1259.8 1582.0,328.5 1581.2,109.0 996.0,94.3 996.0,93.0 408.4,97.6 408.4,104.8 75.8,116.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0029__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[996.0,93.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50716,29.419808]}},{"type":"Feature","properties":{"resourceCoords":[411.0,1852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.508797,29.416749]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.77"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0003","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"288.9,1274.5 264.9,627.0 241.2,119.7 239.2,77.3 312.4,68.4 311.8,49.6 1063.3,55.7 1063.5,88.9 1046.1,322.2 1055.7,409.9 1105.6,591.8 1183.8,815.1 1329.1,1275.8 1470.5,1757.3 1254.6,1783.5 1041.5,1803.0 644.7,1850.6 507.4,1842.8 303.5,1754.3 288.9,1274.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[660.0,1163.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.497272,29.426409]}},{"type":"Feature","properties":{"resourceCoords":[712.0,1844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.497372,29.425188]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p30","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0030","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1581.0,1841.3 1580.0,1841.4 1580.0,1866.0 993.2,1850.0 993.2,1848.7 404.0,1852.0 403.9,1859.2 70.4,1870.2 57.5,274.6 39.9,119.5 28.1,116.6 110.7,67.2 390.9,65.7 991.3,61.7 991.3,79.6 1581.5,105.5 1581.0,1841.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[404.0,666.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5081023,29.4220621]}},{"type":"Feature","properties":{"resourceCoords":[404.0,1852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5083811,29.4199226]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p31","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.63"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0031","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"85.0,1857.0 69.7,161.2 125.2,83.2 124.8,74.5 683.9,78.1 684.1,101.5 1339.9,85.9 1460.7,53.6 1580.6,52.1 1637.9,51.4 1637.7,112.8 1626.2,112.5 1552.1,113.8 1549.0,1240.0 1578.5,1830.2 1359.3,1836.0 704.0,1849.0 306.4,1853.8 85.0,1857.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1276.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.503304,29.420507]}},{"type":"Feature","properties":{"resourceCoords":[84.0,1857.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.505943,29.419701]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p32","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.52"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0032","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"396.9,1848.6 159.6,1854.2 131.6,1259.2 138.2,124.2 212.9,123.1 224.5,123.4 224.9,61.5 238.1,61.3 237.9,123.7 354.4,126.5 352.1,60.2 399.0,62.4 1450.0,62.3 1448.7,114.1 1443.1,206.4 1418.4,254.8 1340.1,337.8 1568.0,536.0 1634.8,581.5 1634.8,590.5 1634.7,647.1 1552.0,592.5 1442.7,497.5 1474.4,1841.8 1360.8,1845.2 1169.8,1851.0 1116.2,1835.2 423.1,1859.0 423.0,1848.0 396.9,1848.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[423.0,1256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.502123,29.420438]}},{"type":"Feature","properties":{"resourceCoords":[423.0,1848.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50227,29.41937]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p33","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0033","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"332.3,87.4 816.9,84.5 1348.3,74.6 1570.0,73.0 1580.4,668.0 1597.7,963.6 1589.7,963.7 1579.2,1257.1 1584.5,1848.1 1518.3,1848.8 1518.9,1882.2 818.1,1908.9 78.6,1853.6 41.1,960.4 126.7,733.4 46.9,436.1 115.2,61.5 333.6,35.9 332.3,87.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[819.0,1265.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5214404,29.4254841]}},{"type":"Feature","properties":{"resourceCoords":[226.0,88.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5223823,29.4277322]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p34","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0034","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"16.9,1879.3 16.9,1855.9 16.9,1846.1 82.9,1846.5 88.3,1257.8 104.1,965.8 112.0,965.8 100.2,671.0 100.7,78.2 210.1,79.3 411.1,79.3 716.4,84.7 946.0,84.3 1488.8,90.3 1479.2,971.2 1478.8,1266.5 1470.2,1855.8 452.2,1849.0 451.9,1870.6 16.9,1879.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[397.0,1266.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.51922331279964,29.425267253012045]}},{"type":"Feature","properties":{"resourceCoords":[1485.0,670.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.51683479679662,29.42615315411765]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p35","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0035","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"657.1,70.6 1200.7,66.4 1411.3,69.3 1560.1,71.2 1527.7,657.6 1515.5,657.5 1537.8,953.3 1544.7,953.2 1533.6,1253.0 1524.8,1253.0 1486.2,1844.5 1632.1,1845.8 1632.1,1876.8 668.2,1870.5 667.8,1931.0 644.1,1931.0 644.3,1889.8 644.4,1845.6 364.6,1845.4 95.9,1845.2 101.0,1253.0 99.7,956.2 103.9,71.0 657.1,70.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[101.0,1253.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5169706,29.4250722]}},{"type":"Feature","properties":{"resourceCoords":[101.0,662.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5168421,29.4261384]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p36","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"13"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0036","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"254.8,73.5 573.4,72.4 781.0,75.2 1495.0,72.8 1492.0,661.0 1487.3,954.6 1505.8,954.8 1541.5,1880.7 300.4,1872.5 281.6,1841.5 136.3,1840.2 174.8,1250.7 183.5,1250.7 194.6,952.0 187.7,952.0 165.6,657.3 177.7,657.4 210.0,73.0 254.8,73.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[396.0,661.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5134331,29.4258281]}},{"type":"Feature","properties":{"resourceCoords":[1492.0,661.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5111551,29.42562]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p37","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0037","type":"ImageService3","width":1651,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1417.9,1893.3 225.2,1897.6 179.8,967.9 161.3,968.0 163.0,673.0 160.1,82.2 362.6,79.2 713.5,88.3 842.0,88.7 1260.3,81.2 1547.9,76.8 1558.9,550.9 1632.2,550.1 1632.0,676.1 1542.3,677.0 1568.8,1264.2 1578.9,1856.0 1550.5,1856.1 1467.8,1905.8 1417.9,1893.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0037/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1257.0,1263.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5090344,29.424331]}},{"type":"Feature","properties":{"resourceCoords":[163.0,673.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5111551,29.42562]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p38","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"16"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0038","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"326.9,57.4 389.9,57.2 1086.4,65.2 1550.2,68.0 1555.0,653.0 1566.8,653.1 1586.0,1820.1 1529.0,1897.1 1529.3,1872.1 944.4,1840.3 944.6,1822.6 349.4,1820.3 99.6,1819.1 96.7,1233.4 77.5,652.0 166.3,652.3 168.0,527.5 95.5,527.5 90.3,58.2 326.9,57.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0038/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[380.0,653.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5076729,29.4252683]}},{"type":"Feature","properties":{"resourceCoords":[1555.0,653.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5052156,29.425048]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p39","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.69"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0039","type":"ImageService3","width":1660,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"97.0,673.0 112.0,78.7 114.2,13.6 274.0,18.6 510.2,29.4 716.8,39.0 932.0,76.7 1025.4,89.1 1585.2,112.8 1613.6,113.9 1593.9,717.6 1567.8,1906.5 1446.0,1901.6 1321.7,1927.8 655.3,1908.2 656.3,1884.4 89.1,1850.7 108.9,673.5 97.0,673.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0039/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1289.0,673.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5027554,29.4248995]}},{"type":"Feature","properties":{"resourceCoords":[97.0,673.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5052156,29.425048]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0004","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"358.4,1375.1 235.9,912.9 168.8,688.5 127.8,506.3 122.4,419.1 150.3,189.2 154.2,95.1 583.2,91.2 967.6,90.0 1199.8,68.4 1204.0,141.7 1375.4,798.4 1424.8,1729.5 1440.4,1730.3 1447.5,1807.3 1113.6,1774.2 801.5,1817.0 476.1,1857.7 358.4,1375.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1008.0,1072.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4945372486226,29.42646026428015]}},{"type":"Feature","properties":{"resourceCoords":[525.0,1856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49570045212717,29.42513621827687]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p40","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.46"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0040","type":"ImageService3","width":1670,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1421.0,1892.6 349.9,1886.6 302.1,1884.1 113.7,1884.8 86.8,683.1 79.5,72.7 330.2,71.3 381.0,71.0 978.0,71.0 1243.6,41.2 1476.5,34.0 1526.8,33.0 1474.0,726.6 1495.9,727.9 1491.9,1299.5 1459.0,1299.0 1418.4,1298.3 1421.2,1885.1 1421.0,1892.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[978.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.500178,29.4256856]}},{"type":"Feature","properties":{"resourceCoords":[381.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5013921,29.4258062]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p41","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0041","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"22.1,116.7 22.1,105.8 1035.5,96.8 1301.7,94.5 1579.0,92.1 1579.2,135.9 1579.5,176.7 1602.9,194.3 1605.7,1888.5 561.0,1897.0 117.4,1844.0 137.2,1693.5 70.0,1560.2 75.0,1344.6 124.5,1324.1 67.4,1278.8 50.1,999.0 65.3,678.3 127.8,641.5 62.7,396.8 113.0,124.1 22.2,127.3 22.1,116.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1036.0,681.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5172488,29.4229421]}},{"type":"Feature","properties":{"resourceCoords":[489.0,1272.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5185327,29.4219811]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p42","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0042","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1593.0,1881.0 1387.6,1881.8 1050.0,1879.6 508.9,1882.0 15.6,1878.0 17.4,1830.7 17.6,1825.7 58.2,1821.5 43.0,271.9 95.2,114.5 247.2,114.0 286.9,56.7 392.2,45.8 436.1,102.1 475.0,37.3 1089.8,27.1 1524.3,111.6 1556.5,55.1 1595.0,54.5 1593.0,1881.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[509.0,1381.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5210526,29.4285024]}},{"type":"Feature","properties":{"resourceCoords":[1593.0,1881.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5189495,29.4274171]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0043/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p43","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0043","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"153.1,54.0 1557.5,23.9 1533.0,274.8 1528.4,274.8 1532.1,880.6 1540.3,880.5 1527.2,1371.5 1524.4,1371.6 1532.0,1863.6 1254.0,1865.0 704.0,1864.5 471.3,1867.2 162.0,1865.0 153.1,54.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0043/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1254.0,1865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5167076,29.427204]}},{"type":"Feature","properties":{"resourceCoords":[162.0,1865.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5189495,29.4274171]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0044/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p44","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0044/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0044","type":"ImageService3","width":1655,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"158.6,1856.4 158.1,1372.1 160.9,1372.1 180.9,889.0 172.8,889.0 177.7,292.8 182.2,292.9 210.2,46.4 399.2,44.8 570.4,117.5 816.6,116.2 952.3,51.4 1111.9,80.7 1251.0,208.3 1519.4,205.0 1541.5,223.1 1540.8,296.7 1557.3,296.9 1486.2,1868.8 1383.2,1868.3 1189.6,1864.1 979.2,1859.4 436.0,1858.7 158.6,1856.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0044/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.5160987819589,29.430557653675404]}},{"type":"Feature","properties":{"resourceCoords":[1655.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.51266543292026,29.430270782346867]}},{"type":"Feature","properties":{"resourceCoords":[1655.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.5130505963562,29.42672438224288]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.51648394539484,29.42701125357142]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p45","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0045","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"183.9,135.3 167.3,135.2 167.3,60.2 235.6,115.8 1381.5,83.6 1382.5,146.4 1560.0,146.7 1560.9,402.2 1636.2,403.0 1636.2,496.9 1555.3,497.2 1555.3,752.9 1553.9,994.4 1575.8,1250.3 1563.2,1250.3 1543.2,1719.8 1483.6,1738.4 1279.0,1739.0 554.6,1739.9 344.1,1736.7 125.0,1737.0 183.9,135.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0045/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1279.0,1251.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5109178,29.4275552]}},{"type":"Feature","properties":{"resourceCoords":[1279.0,1739.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5110206,29.4266842]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p46","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0046","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"136.2,519.0 215.0,519.0 215.2,427.6 141.9,426.7 141.7,178.2 369.5,179.2 941.9,177.8 941.9,166.4 1528.5,198.8 1528.7,231.8 1523.3,774.9 1530.0,1253.0 1524.8,1740.6 1462.3,1740.6 945.0,1741.0 534.1,1742.2 407.9,1740.0 63.4,1725.9 121.5,1707.9 142.1,1251.4 154.3,1251.4 133.7,1002.5 135.6,767.6 136.2,519.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0046/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[945.0,1741.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5087462,29.4264577]}},{"type":"Feature","properties":{"resourceCoords":[1530.0,1253.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50741,29.427246]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p47","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0047","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.0,1243.6 107.9,760.2 117.5,211.2 117.5,192.3 1286.3,168.6 1286.2,182.8 1469.4,185.1 1566.8,186.7 1565.5,769.6 1578.3,769.8 1568.8,1259.3 1572.7,1259.4 1583.5,1634.3 1593.8,1634.1 1639.6,1636.1 1639.7,1666.9 1639.9,1701.2 1424.5,1696.2 1266.7,1695.0 1266.0,1759.3 800.6,1751.7 102.0,1736.5 111.0,1243.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0047/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1278.0,1261.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50497836481325,29.42701803624465]}},{"type":"Feature","properties":{"resourceCoords":[1278.0,1742.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5050712542025,29.426143917222955]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p48","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0048/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0048","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.0,1631.6 99.3,1255.0 95.4,1254.9 107.9,763.2 95.1,763.0 99.8,177.4 186.8,179.2 186.8,184.1 993.8,121.7 1288.6,170.7 1587.6,132.5 1585.0,237.0 1549.3,802.8 1574.4,1280.3 1573.7,1771.0 1523.9,1769.9 1249.8,1764.0 694.2,1750.0 601.4,1739.3 387.4,1705.6 182.4,1699.7 164.2,1699.2 164.3,1633.7 118.3,1631.5 108.0,1631.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0048/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[971.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50255385062746,29.426812971627054]}},{"type":"Feature","properties":{"resourceCoords":[371.0,1756.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5038888279434,29.426021873033324]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0049/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p49","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0049/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0049","type":"ImageService3","width":1655,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1125.3,1730.8 898.2,1735.2 638.9,1761.1 57.0,1754.0 50.5,1266.5 18.4,792.5 45.4,230.0 46.4,126.0 108.1,117.2 469.3,169.4 1612.8,137.0 1612.8,187.1 1613.2,684.9 1607.5,1319.8 1600.2,1790.2 1549.8,1764.4 1441.4,1736.2 1291.3,1729.7 1125.3,1730.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0049/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[635.0,1273.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5000825,29.4265743]}},{"type":"Feature","properties":{"resourceCoords":[57.0,1754.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5013921,29.4258062]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0005","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"111.0,1454.2 128.2,898.1 107.0,896.3 174.4,222.5 291.2,223.1 441.0,231.3 548.9,260.7 598.9,287.1 793.1,385.1 926.8,400.5 1317.2,376.4 1526.5,369.4 1537.0,368.6 1543.2,910.6 1533.8,910.8 1575.5,1614.4 1527.8,1615.7 1298.8,1620.1 1015.5,1612.5 935.2,1603.5 583.2,1522.8 283.9,1472.0 157.6,1456.0 111.0,1454.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[588.0,932.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49832056887745,29.42428006428703]}},{"type":"Feature","properties":{"resourceCoords":[1016.0,1607.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4975513476374,29.422978683059355]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p51","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.78"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0051","type":"ImageService3","width":1655,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"74.8,1272.5 72.8,82.0 661.2,75.3 661.2,81.4 1019.1,46.2 1026.5,11.3 1121.8,10.9 1596.3,61.8 1631.2,1868.0 1447.1,1868.3 1263.9,1869.1 1263.7,1854.9 95.2,1898.4 94.0,1828.9 85.8,1272.5 74.8,1272.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0051/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[665.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5057264,29.431268]}},{"type":"Feature","properties":{"resourceCoords":[1253.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.504502,29.431151]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0053/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p53","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.70"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0053/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0053","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"172.9,64.8 1597.4,66.8 1607.3,1795.7 1646.5,1800.2 1646.7,1822.4 1647.0,1846.8 1287.6,1878.9 1287.7,1872.8 697.2,1874.1 697.0,1898.5 109.0,1866.8 112.0,1303.3 107.5,373.1 95.5,74.6 172.9,64.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0053/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[109.0,672.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5077956,29.4347361]}},{"type":"Feature","properties":{"resourceCoords":[109.0,1870.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.508046,29.4325687]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0055/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p55","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0055/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0055","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"22.9,79.3 23.0,64.3 1015.0,71.0 1015.0,67.8 1599.0,101.8 1585.7,1264.0 1596.6,1264.1 1597.6,1818.8 1597.8,1873.5 1006.8,1838.8 1006.7,1850.2 429.8,1849.5 26.2,1846.2 26.1,1833.0 25.7,1784.7 91.7,1783.2 40.8,1025.6 93.2,110.0 22.9,102.5 22.9,79.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0055/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1015.0,667.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5081663,29.4314827]}},{"type":"Feature","properties":{"resourceCoords":[1015.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.508046,29.4325687]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p56","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0056","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"69.3,1842.9 29.0,68.1 496.2,70.0 1561.9,66.5 1574.7,363.9 1581.5,1291.1 1580.0,1856.0 584.5,1856.0 584.7,1894.3 561.7,1892.0 69.3,1842.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0056/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[497.0,1856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5103024,29.4327716]}},{"type":"Feature","properties":{"resourceCoords":[1580.0,1856.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.508046,29.4325687]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p57","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0057/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0057","type":"ImageService3","width":1655,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"39.2,1784.1 107.9,928.0 61.9,187.8 107.2,49.1 1566.2,41.2 1617.0,1846.0 1576.7,1855.9 508.9,1858.6 40.8,1856.2 39.2,1784.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0057/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[503.0,1262.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50980505423288,29.437094069085706]}},{"type":"Feature","properties":{"resourceCoords":[1582.0,1262.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5075611731624,29.43689391748665]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0059/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p59","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.42"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0059/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0059","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"159.7,1814.8 204.8,1475.5 99.2,1136.8 236.3,757.1 137.9,404.5 198.6,170.7 419.9,153.9 583.5,51.4 653.0,142.9 648.0,163.3 1257.0,263.7 1322.2,322.8 1315.3,470.9 1321.8,683.0 1349.0,995.2 1376.7,1187.6 1421.5,1448.7 1439.8,1502.2 1540.4,1689.5 1631.0,1852.5 1582.8,1849.9 1403.8,1860.8 1092.1,1861.8 520.3,1875.5 527.6,1921.2 159.7,1814.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0059/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1118.0,1854.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50154813162716,29.43521386811154]}},{"type":"Feature","properties":{"resourceCoords":[381.0,770.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50383213642988,29.43627656601559]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p6","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0006","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"156.1,1614.5 153.6,1614.7 88.7,911.4 98.2,910.9 74.2,368.3 276.0,349.0 597.5,301.8 905.7,252.8 1237.1,278.4 1228.4,202.4 1541.7,213.5 1557.0,338.0 1606.7,311.3 1547.3,780.4 1578.9,1019.6 1570.8,1174.3 1565.2,1602.9 1558.0,1852.0 1189.8,1733.4 866.8,1627.0 791.7,1607.7 533.6,1608.4 216.1,1613.2 156.1,1614.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[276.0,349.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.495802,29.425142]}},{"type":"Feature","properties":{"resourceCoords":[1558.0,1852.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4935172,29.4221296]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0060/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p60","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0060/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0060","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"423.2,1899.7 198.7,1874.6 95.2,1719.1 92.8,256.1 84.5,253.3 79.0,208.8 633.0,216.0 934.8,226.1 1108.5,222.1 1155.0,226.3 1228.8,363.9 1288.5,495.4 1322.0,600.9 1354.8,761.7 1360.2,932.9 1356.0,1121.9 1367.8,1227.3 1467.8,1528.5 1503.8,1611.0 1574.6,1721.8 411.4,1852.2 423.2,1899.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0060/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[633.0,216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.5015863,29.4351812]}},{"type":"Feature","properties":{"resourceCoords":[175.0,1404.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.501193,29.432946]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p61","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0061","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"157.7,1805.7 164.0,1551.2 163.8,1223.5 160.8,620.1 159.5,48.1 582.6,54.4 846.0,55.0 1261.2,51.8 1525.0,47.5 1528.4,1419.3 1526.1,1747.7 1337.6,1824.3 1284.8,1836.2 1031.9,1852.3 846.0,1859.0 546.2,1853.0 343.7,1837.6 203.6,1816.0 157.7,1805.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[846.0,55.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4988365,29.4385112]}},{"type":"Feature","properties":{"resourceCoords":[846.0,1859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.501932,29.436707]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p62","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0062","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1480.9,635.4 1476.6,872.9 1496.5,1132.7 1526.1,1276.1 1573.2,1463.8 1273.1,1537.7 1169.8,1541.1 986.7,1522.5 820.1,1514.6 661.5,1534.1 556.5,1558.5 424.3,1606.3 285.0,1667.4 122.4,1734.5 127.6,1410.8 136.7,58.2 816.5,70.8 1452.7,69.6 1483.9,69.5 1485.0,406.6 1482.2,561.2 1593.3,634.1 1480.9,635.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[130.0,67.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49806696686514,29.437505002305095]}},{"type":"Feature","properties":{"resourceCoords":[1487.0,67.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49646491381228,29.43546094827621]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p63","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.51"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0063","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"388.4,1930.0 350.8,1929.7 348.8,782.5 233.5,840.3 149.4,867.0 108.0,677.0 82.7,532.1 70.9,270.2 82.7,31.3 852.7,41.5 852.9,34.4 1291.8,62.0 1289.8,65.0 1232.8,425.6 1415.2,405.1 1491.8,1018.0 1478.8,1062.4 1471.5,1104.6 1492.4,1206.7 1479.6,1211.1 1616.0,1348.9 1500.0,1498.1 1499.2,1663.4 1388.5,1601.6 1204.3,1717.0 1060.1,1714.0 957.9,1842.6 402.9,1901.5 398.1,1922.9 388.4,1930.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0063/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49750312775079,29.435040995203458]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49548749665907,29.432599035215823]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.49876429506783,29.43051836676633]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50077992615955,29.432960326753964]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p64","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0064","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1276.2,1795.5 1267.2,1781.9 621.4,1788.5 394.0,1411.4 388.0,1415.3 21.0,869.4 21.0,813.6 21.0,735.8 152.4,652.9 435.0,466.0 433.2,463.3 420.1,443.4 473.4,442.4 511.6,418.8 701.8,301.8 876.1,189.7 947.2,158.5 1024.5,155.1 1511.2,149.4 1595.2,128.5 1601.7,1221.8 1555.7,1785.0 1276.2,1795.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0064/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1117.0,941.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4950345,29.4346236]}},{"type":"Feature","properties":{"resourceCoords":[435.0,466.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.496473,29.435463]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p65","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.82"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0065","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1264.0,1923.0 574.4,1906.4 87.5,1754.3 55.6,650.7 21.5,621.1 21.4,510.4 256.7,82.8 421.1,81.5 400.1,55.2 433.0,55.6 448.9,81.2 752.1,77.5 923.0,76.3 1233.5,67.5 1596.3,68.9 1589.2,674.8 1584.0,1003.8 1573.4,1259.2 1619.2,1270.1 1555.3,1325.7 1388.0,1895.5 1369.2,1888.4 1301.7,1928.1 1266.3,1928.0 1264.0,1923.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0065/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50233436167863,29.44140570218896]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50040714983024,29.438951812823053]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50370018907475,29.436962557437433]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.50562740092315,29.43941644680334]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p66 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"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":"6616.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1248.7,497.6 1167.4,379.4 1065.5,224.1 1183.5,157.5 1025.4,155.5 982.9,102.4 945.3,92.9 674.0,87.3 86.0,83.0 79.4,636.1 65.8,1222.9 82.3,1222.8 46.0,1643.5 108.5,1895.8 59.1,1927.7 101.9,1927.9 296.0,1796.3 435.6,1702.7 685.5,1527.2 984.0,1331.6 677.0,859.0 1030.5,638.0 1248.7,497.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[677.0,859.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.499613,29.439544]}},{"type":"Feature","properties":{"resourceCoords":[86.0,83.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4980066,29.4406452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p66 [2]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.98"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3039.6"},{"label":"split_canvas_y","value":"1269.6"},{"label":"split_canvas_w","value":"3576.4"},{"label":"split_canvas_h","value":"3833.6"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1616.0,761.1 1480.1,555.4 1447.1,505.4 1197.3,664.6 945.7,825.0 875.8,862.0 1060.9,1134.3 1401.1,907.2 1616.0,761.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0066__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[875.8,862.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4982695,29.4388536]}},{"type":"Feature","properties":{"resourceCoords":[1616.0,761.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.498044,29.437504]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0067/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p67","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0067/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0067","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1208.2,1929.5 1003.2,1929.2 976.2,1896.3 938.4,1887.3 666.4,1885.2 76.7,1888.5 78.2,1648.6 79.6,1406.1 85.1,672.3 81.2,29.6 1193.8,26.4 1317.5,61.6 1359.5,669.2 1451.6,668.5 1520.5,1310.5 1439.2,1361.8 1631.3,1656.4 1208.2,1929.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0067/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1265.0,670.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.495452,29.438489]}},{"type":"Feature","properties":{"resourceCoords":[677.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4941891,29.4395628]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0068/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p68","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0068/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0068","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1358.0,128.2 1356.6,611.5 1358.9,688.3 1388.8,759.4 1497.6,934.1 1611.0,1124.6 1633.8,1162.9 1634.0,1200.9 1634.0,1215.9 1630.4,1218.2 1095.2,1559.8 515.7,1913.3 353.0,1654.0 170.4,1355.0 252.8,1306.2 203.2,664.9 111.4,662.8 87.5,56.5 199.4,91.9 888.1,40.5 1338.5,44.5 1358.0,128.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0068/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[353.0,1654.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4975115,29.4378166]}},{"type":"Feature","properties":{"resourceCoords":[1359.0,664.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4953666,29.4360388]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0069/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p69","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"7"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0069/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0069","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1453.9,1847.5 1214.0,1846.0 659.3,1846.5 70.7,1840.5 52.1,774.8 113.5,137.6 101.6,128.6 579.6,73.7 579.8,85.9 1519.1,63.8 1516.3,664.6 1547.0,664.6 1557.5,1252.1 1533.2,1847.9 1453.9,1847.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0069/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[586.0,663.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4993269,29.4427947]}},{"type":"Feature","properties":{"resourceCoords":[1214.0,1846.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4980066,29.4406452]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p7","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"15"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0007","type":"ImageService3","width":1661,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"185.5,1711.4 180.0,1672.0 154.2,1416.9 102.9,978.9 90.6,820.0 26.6,580.0 24.7,93.5 96.7,41.8 1220.5,50.4 1615.2,121.3 1630.9,119.2 1622.1,502.1 1621.7,1077.8 1551.8,1763.8 1557.0,1888.2 1461.2,1766.4 855.6,1771.3 853.8,1786.3 382.3,1707.1 187.4,1724.8 186.7,1719.7 185.5,1711.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[180.0,1672.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4935172,29.4221296]}},{"type":"Feature","properties":{"resourceCoords":[1631.0,115.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.48986,29.424165]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p70","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"14"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0070","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"72.0,1859.8 95.3,1263.2 84.0,675.0 53.1,675.0 55.0,72.3 1568.0,81.7 1606.0,84.7 1613.9,1860.0 970.3,1864.8 235.4,1860.5 72.0,1859.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0070/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[969.0,675.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.495471,29.4427997]}},{"type":"Feature","properties":{"resourceCoords":[362.0,675.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.496738,29.442798]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p71 [2]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.70"},{"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":"6616.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1584.3,1833.6 1594.5,124.8 665.7,110.5 665.8,15.2 648.6,15.4 648.9,23.3 592.0,1118.2 564.0,1145.5 504.8,1145.5 473.5,1145.5 85.0,1235.1 82.3,1838.5 159.6,1897.0 640.0,1842.4 640.1,1854.7 1584.3,1833.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[640.0,1259.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4993495,29.4449236]}},{"type":"Feature","properties":{"resourceCoords":[640.0,1842.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4993442,29.4438679]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p71 [3]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.80"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"2708.0"},{"label":"split_canvas_w","value":"2256.0"},{"label":"split_canvas_h","value":"1874.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"491.5,696.1 30.1,699.9 80.5,964.3 43.8,1110.5 518.3,1090.4 550.9,764.8 491.5,696.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0071__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,677.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.52241023666032,29.446320995068447]}},{"type":"Feature","properties":{"resourceCoords":[564.0,677.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.52253326570876,29.445299441837236]}},{"type":"Feature","properties":{"resourceCoords":[564.0,1145.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.52350193382861,29.44538916015823]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1145.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-98.52337890478017,29.44641071338944]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0072/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p72","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.54"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0072/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0072","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"45.1,126.1 1572.8,120.0 1572.2,87.5 1604.5,87.3 1620.6,1849.9 1582.0,1847.0 48.0,1844.8 45.1,126.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0072/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[972.0,1850.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4954784,29.443878]}},{"type":"Feature","properties":{"resourceCoords":[1582.0,1850.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4942226,29.4438745]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0073__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p73 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"4"},{"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":"6612.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0073__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0073","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"621.6,1709.5 639.3,1724.7 639.4,1820.1 1569.0,1832.5 1569.1,1801.0 1551.0,1801.0 1552.8,1221.4 1548.8,645.1 1549.5,117.0 1407.8,118.6 654.2,110.8 590.2,131.7 226.0,130.0 227.0,68.7 119.6,76.4 58.8,560.9 88.2,702.6 155.2,740.0 289.4,745.0 480.7,745.0 578.5,745.0 578.5,745.0 587.5,756.0 621.6,1709.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0073__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1092.0,116.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4983748,29.4500886]}},{"type":"Feature","properties":{"resourceCoords":[1551.0,1801.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4974126,29.447042]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0074/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p74","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0074/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0074","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"63.9,1798.2 46.0,1798.0 49.4,1225.0 46.9,655.2 49.0,133.0 72.4,133.0 518.3,133.2 922.6,134.3 1550.3,131.7 1560.3,212.6 1562.1,313.2 1590.3,314.2 1591.6,1810.0 1560.0,1810.0 1560.3,1841.8 63.7,1835.3 63.9,1798.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0074/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1560.0,1810.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4942311,29.4470343]}},{"type":"Feature","properties":{"resourceCoords":[49.0,133.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4974242,29.4500888]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0075/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p75","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0075/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0075","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"65.5,246.9 92.7,1715.9 1.0,1723.9 1.0,1737.1 9.0,1738.0 9.0,1771.0 1.0,1771.9 1.0,1784.7 360.1,1780.5 423.0,1758.9 1168.2,1754.5 1308.4,1750.7 1331.8,1750.2 1540.7,1746.4 1581.6,724.3 1560.0,724.5 1529.8,224.6 1295.1,227.9 1294.6,187.4 974.0,189.9 395.0,198.8 394.9,240.3 65.5,246.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0075/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[856.0,1757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4983748,29.4500886]}},{"type":"Feature","properties":{"resourceCoords":[1308.0,1216.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4974096,29.451067]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0076/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p76","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0076/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0076","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"22.6,183.2 195.9,181.4 195.6,123.7 211.7,128.2 445.1,193.3 1529.7,142.3 1559.5,224.7 1602.5,1691.1 1557.4,1870.6 1422.8,1848.0 1423.3,1948.0 1394.6,1948.0 1392.4,1845.9 1382.0,1763.8 745.0,1769.0 334.6,1769.4 94.2,1770.2 151.2,733.9 129.3,733.8 106.3,226.0 22.5,225.9 22.6,183.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0076/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[745.0,1769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4955884,29.4500945]}},{"type":"Feature","properties":{"resourceCoords":[1521.0,737.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4939843,29.4519571]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0077/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p77","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0077/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0077","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1309.0,1859.8 1309.0,1818.7 984.1,1816.9 397.0,1818.3 396.4,1860.3 62.5,1862.7 53.6,212.9 90.9,123.2 285.2,100.7 315.0,40.9 688.6,40.6 741.0,122.8 1002.5,130.1 1226.6,32.8 1518.0,55.0 1592.9,226.9 1616.3,1751.6 1636.0,1757.1 1636.1,1782.6 1636.3,1814.8 1463.2,1816.9 1463.2,1859.6 1440.8,1859.6 1309.0,1859.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0077/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1309.0,776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4974068,29.454831]}},{"type":"Feature","properties":{"resourceCoords":[1309.0,1309.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4974075,29.453869]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0079/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p79","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0079/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0079","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"21.0,1921.7 145.3,1814.5 30.6,1263.6 21.0,1263.4 21.0,1256.1 65.1,1256.4 45.6,134.1 99.0,68.1 479.8,28.2 1317.8,30.9 1596.7,99.8 1634.8,752.3 1555.4,1002.1 1607.2,1064.6 1608.1,1721.0 1556.5,1877.3 1047.8,1847.6 700.1,1914.2 73.5,1912.0 54.1,1928.0 21.0,1921.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0079/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[51.0,953.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50396387115897,29.440933607886976]}},{"type":"Feature","properties":{"resourceCoords":[51.0,59.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.50579882513087,29.441101083429388]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.79"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0008","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"145.4,1718.5 235.9,1058.0 255.4,501.6 276.8,132.0 1160.1,47.6 1578.2,135.7 1581.9,548.5 1568.9,548.0 1582.5,619.4 1585.2,916.3 1521.2,1171.1 1555.8,1599.7 1492.5,1755.4 1444.2,1796.0 1408.3,1795.5 752.0,1825.0 679.4,1812.3 146.3,1838.8 145.4,1718.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[610.0,535.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.48935954187573,29.423302673629603]}},{"type":"Feature","properties":{"resourceCoords":[667.0,1817.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.48982572344674,29.420980543721377]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"San Antonio, Texas | 1904 | sanborn08740_005 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.18"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-24T15:19:43Z","modified":"2026-10-24T15:19:43Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0009","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.3,663.9 75.0,120.3 112.7,119.5 187.5,117.8 308.6,125.5 596.0,156.2 935.4,212.1 1012.3,215.9 1282.0,206.4 1499.4,188.7 1547.0,184.5 1559.7,183.8 1501.1,1069.1 1513.6,1068.8 1550.8,1587.4 1640.0,1615.9 1640.0,1772.7 431.9,1776.5 411.1,1834.7 341.7,1822.5 349.2,1797.8 150.9,1906.9 104.8,1082.1 210.9,1168.5 290.7,1217.5 288.8,1155.6 224.2,1114.7 25.9,953.1 25.7,908.8 74.4,853.6 96.2,807.1 98.8,719.8 98.3,663.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd403m:g4034m:g4034sm:g4034sm_g08740190401:08740_01_1904-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[590.0,1220.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.4988097966568,29.42118276039062]}},{"type":"Feature","properties":{"resourceCoords":[590.0,196.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-98.49846826326218,29.42312926161442]}}]}}]}