{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04881_006.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Springfield, Missouri | 1910 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"119"},{"label":"placed","value":"90"},{"label":"unplaced","value":"29"},{"label":"fit sources","value":"georef-snap 64, georef 25, snap:0 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"11 sheet(s) cut into 38 panels"},{"label":"unplaced pages","value":"p20__1 (tier 2, 37.23099,-93.28133 +/-168m); p53__1 (tier 1, 37.21747,-93.28513 +/-174m); p53__3 (tier 1, 37.21639,-93.28450 +/-100m); p55__2 (tier 1, 37.21564,-93.27166 +/-130m); p55__3 (tier 3, 37.21400,-93.27348 +/-556m); p59__1 (tier 3, 37.21055,-93.30609 +/-556m); p59__2 (tier 1, 37.20753,-93.30852 +/-224m); p60__2 (tier 1, 37.20829,-93.30155 +/-100m); p60__3 (tier 1, 37.20881,-93.30080 +/-100m); p67__1 (tier 1, 37.21174,-93.28293 +/-295m); p67__2 (tier 1, 37.20993,-93.28451 +/-100m); p88__1 (tier 1, 37.23781,-93.33110 +/-148m); p88__2 (tier 1, 37.23745,-93.32789 +/-110m); p88__3 (tier 3, 37.23381,-93.32531 +/-556m); p89__1 (tier 1, 37.21568,-93.30971 +/-106m); p89__3 (tier 1, 37.23008,-93.30300 +/-100m); p89__4 (tier 1, 37.22759,-93.30101 +/-120m); p90__1 (tier 1, 37.24640,-93.29173 +/-182m); p90__3 (tier 1, 37.24075,-93.27613 +/-100m); p91__2 (tier 1, 37.23324,-93.27512 +/-100m); p91__3 (tier 1, 37.23227,-93.27471 +/-100m); p91__4 (tier 1, 37.23237,-93.27546 +/-100m); p91__5 (tier 1, 37.23248,-93.27558 +/-100m); p91__6 (tier 1, 37.23299,-93.27353 +/-102m); p91__7 (tier 1, 37.23137,-93.27552 +/-100m); p92__1 (tier 4, 37.21875,-93.29019 +/-3075m); p92__3 (tier 4, 37.21875,-93.29019 +/-3075m); p92__4 (tier 4, 37.21875,-93.29019 +/-3075m); p92__5 (tier 4, 37.21875,-93.29019 +/-3075m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0001/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p1","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0001/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0001","type":"ImageService3","width":1653,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1641.3,44.1 1614.5,44.2 1596.0,619.9 1593.9,619.9 1604.5,1198.3 1602.3,1198.3 1591.3,1769.0 1584.6,1769.1 1606.9,1904.8 826.8,1910.0 624.6,1830.5 140.2,1829.0 37.9,1383.0 81.6,78.0 192.8,31.9 538.1,30.1 1640.2,24.2 1641.3,44.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0001/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[538.0,1198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.3069033,37.2314374]}},{"type":"Feature","properties":{"resourceCoords":[538.0,616.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.3068872,37.2324907]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0010/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p10","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0010/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0010","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1595.3,1911.2 1447.0,1922.2 383.6,1880.8 141.4,1900.9 99.5,1902.2 87.3,1609.6 93.7,1609.5 98.9,903.7 89.6,903.9 103.7,271.1 121.9,270.8 68.4,42.5 1304.8,23.2 1588.8,90.7 1616.0,22.0 1624.3,22.0 1603.7,1845.3 1610.1,1845.3 1595.3,1911.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0010/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1113.0,889.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27959660126801,37.23505424390779]}},{"type":"Feature","properties":{"resourceCoords":[430.0,246.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28111874050214,37.23625124849143]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0011/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p11","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0011/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0011","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"88.4,1904.0 83.1,1927.9 79.1,1927.9 76.7,1927.9 90.5,77.5 237.3,28.9 1285.6,28.6 1595.6,158.4 1595.2,243.3 1592.5,805.2 1590.1,1834.4 1590.0,1886.0 1323.0,1900.1 1304.3,1912.5 88.4,1904.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0011/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[591.0,907.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2772963,37.2351185]}},{"type":"Feature","properties":{"resourceCoords":[1590.0,1886.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2750876,37.2332963]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0012/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p12","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0012/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0012","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"33.5,1885.1 23.0,861.3 18.6,302.3 17.6,173.6 17.9,30.1 293.8,26.9 293.9,32.6 1593.1,61.6 1615.4,1893.1 1064.6,1927.4 950.3,1927.7 950.2,1923.8 574.1,1925.3 389.3,1929.1 214.6,1929.5 34.0,1930.0 33.5,1885.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0012/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[50.0,928.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27495782141736,37.2351288219624]}},{"type":"Feature","properties":{"resourceCoords":[50.0,1910.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27504869072871,37.2333431515396]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0013/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p13","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0013/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0013","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"245.0,981.9 223.4,988.9 111.8,286.1 357.0,243.9 577.2,216.9 578.1,190.8 675.9,193.6 675.8,204.9 1223.5,149.1 1584.3,115.9 1579.7,918.3 1591.5,918.4 1586.9,1925.1 219.1,1928.5 245.0,981.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0013/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[537.0,230.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.3010699664186,37.230535907276305]}},{"type":"Feature","properties":{"resourceCoords":[224.0,1908.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.30178872280153,37.227515199538026]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0014/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p14","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0014/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0014","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1639.7,1379.8 1636.0,1919.0 1347.5,1925.7 990.0,1926.6 990.3,1913.9 422.6,1928.0 20.0,1929.0 19.9,1921.3 67.6,1921.2 61.5,918.9 50.0,918.9 46.1,127.4 354.7,95.8 1000.9,37.3 1172.7,20.2 1380.9,20.6 1604.3,20.9 1604.3,23.7 1605.9,148.2 1628.2,870.0 1630.8,869.7 1639.7,1379.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0014/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[993.0,1898.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29658330911141,37.22748009853978]}},{"type":"Feature","properties":{"resourceCoords":[993.0,1239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29656305841326,37.22868332128359]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0015/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p15","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0015/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0015","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1227.2,24.8 1030.9,19.0 1027.0,18.9 1023.1,18.8 1023.0,19.0 975.0,19.0 975.0,18.7 966.0,18.7 966.0,19.0 932.0,19.0 931.9,18.7 924.4,18.7 922.0,19.0 682.2,18.4 515.0,18.0 514.7,13.2 514.4,7.0 514.2,3.7 411.6,1.0 373.9,1.0 373.0,19.0 151.2,15.8 152.9,632.7 154.9,652.1 201.7,652.1 243.3,1281.6 239.9,1281.5 199.3,1280.7 373.2,1926.8 505.6,1929.1 560.6,1929.9 681.8,1931.7 848.7,1931.0 1384.8,1929.0 1382.3,1893.7 1340.0,1298.0 1229.2,47.4 1227.2,24.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0015/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[454.0,1286.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2936106,37.2311039]}},{"type":"Feature","properties":{"resourceCoords":[1340.0,1298.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2936102,37.2294419]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0016/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p16","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0016/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0016","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1341.9,1312.3 1584.7,1313.4 1604.9,1313.5 1603.7,650.0 1589.2,650.2 1598.4,21.9 1257.0,21.0 1255.9,9.4 1232.3,9.2 1232.0,13.0 1227.0,14.0 1226.0,20.0 1210.0,20.0 1209.3,13.4 1173.0,20.0 515.0,22.0 514.0,1.0 373.9,1.0 373.0,22.0 107.5,19.7 108.0,24.2 233.1,1293.8 282.0,1898.7 284.7,1932.0 876.0,1932.0 1343.7,1928.3 1341.9,1312.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0016/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[651.0,1298.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29361606099675,37.22867048329168]}},{"type":"Feature","properties":{"resourceCoords":[650.0,644.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2920999866202,37.228677005358584]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0017/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p17","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0017/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0017","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1423.7,1927.2 522.0,1932.0 322.6,1931.2 322.3,1921.5 303.2,1922.0 258.2,1263.2 242.9,1263.5 231.8,1263.6 160.5,485.1 166.2,485.0 125.6,15.3 174.8,15.9 195.6,16.1 338.3,80.6 339.6,94.0 1204.6,68.0 1205.7,84.8 1290.5,478.1 1260.0,479.1 1342.6,1252.7 1422.5,1917.6 1423.7,1927.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0017/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[414.0,1261.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28903142295137,37.231511647402485]}},{"type":"Feature","properties":{"resourceCoords":[1315.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28908919309339,37.229859841962494]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0018/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p18","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0018/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0018","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1601.0,1668.8 1495.2,1668.8 1434.7,1680.3 762.0,1688.5 760.8,1666.0 617.7,1667.4 616.9,1689.8 345.5,1690.0 343.3,1669.9 342.4,1661.4 272.0,984.7 200.6,197.8 260.1,196.7 439.8,193.5 905.9,200.4 1602.2,206.1 1608.3,206.1 1610.0,1290.0 1601.6,1290.4 1601.4,1434.8 1610.5,1435.3 1608.6,1668.8 1601.0,1668.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0018/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[904.0,476.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2879115,37.2286628]}},{"type":"Feature","properties":{"resourceCoords":[904.0,1663.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2906031,37.2286741]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0019/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p19","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0019/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0019","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1577.7,178.8 1532.4,258.5 1616.5,761.0 1615.2,1769.6 1553.0,1832.5 1186.5,1828.8 1181.7,1881.2 30.4,1831.7 102.7,942.4 116.5,942.6 198.9,803.7 207.8,732.2 219.5,769.0 583.1,155.8 590.6,77.2 591.8,67.9 741.6,85.9 1162.5,110.0 1642.4,149.8 1642.5,171.5 1642.5,186.5 1577.7,178.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0019/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[500.0,934.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2854578366967,37.23168110599965]}},{"type":"Feature","properties":{"resourceCoords":[499.0,87.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28562994971819,37.23318156465675]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0002","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"65.7,627.3 78.4,56.0 103.8,35.9 116.4,35.7 841.3,24.6 1182.2,54.1 1250.3,126.5 1638.6,103.6 1639.0,168.6 1639.7,263.4 1635.2,638.1 1632.7,1595.7 1617.9,1609.7 1617.5,1635.5 1400.6,1666.4 1159.4,1712.6 1163.3,1734.7 608.3,1893.3 89.2,1902.0 65.7,1767.6 72.4,1767.5 77.7,1201.1 79.9,1201.1 63.6,627.4 65.7,627.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[260.0,1196.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.30406615621533,37.23141545327697]}},{"type":"Feature","properties":{"resourceCoords":[1584.0,50.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.30097541762724,37.23345219562952]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0020__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p20 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.25"},{"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":"6636.0"},{"label":"split_canvas_h","value":"1752.4"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0020__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0020","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1611.0,431.4 1582.5,116.0 1520.3,76.0 1363.1,57.0 1277.8,114.3 640.4,24.1 56.7,70.5 71.9,408.9 164.7,410.3 761.1,406.0 797.2,419.5 1611.0,431.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0020__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28007741301668,37.23294929563224]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27629387340278,37.23274642940096]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,438.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27636067171711,37.23194549307283]}},{"type":"Feature","properties":{"resourceCoords":[0.0,438.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28014421133102,37.232148359304105]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0021/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p21","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0021/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0021","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1609.4,1885.0 1071.6,1875.0 245.5,1865.8 61.8,1858.4 61.8,1843.3 65.9,1150.7 71.8,687.1 68.2,508.4 67.6,480.1 466.1,399.9 1610.6,337.6 1610.3,286.0 1630.2,284.2 1639.2,1314.9 1644.5,1628.8 1643.8,1752.3 1643.3,1854.6 1609.8,1842.0 1609.5,1879.5 1609.4,1885.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0021/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1602.0,301.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2837700795838,37.230178346181944]}},{"type":"Feature","properties":{"resourceCoords":[1602.0,1844.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28379642625586,37.22737742312194]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0022/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p22","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.87"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0022/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0022","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"28.4,1855.7 24.0,1310.0 24.0,301.1 355.1,275.0 409.2,209.7 410.9,228.0 1574.8,120.3 1601.5,96.9 1621.6,155.9 1641.7,154.0 1643.0,392.9 1638.1,393.3 1608.9,1154.5 1604.5,1154.5 1576.7,1831.6 1310.3,1829.6 1310.7,1841.8 1311.3,1862.2 475.1,1858.5 28.4,1855.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0022/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[663.0,1152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2822148285435,37.228631886491385]}},{"type":"Feature","properties":{"resourceCoords":[1266.0,214.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2808131243291,37.23037270074189]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0023/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p23","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0023/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0023","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1092.8,1914.5 1054.3,1925.1 1024.2,1925.2 907.6,1925.8 907.2,1929.9 592.1,1930.7 148.8,1931.8 146.1,1251.8 150.6,1251.6 145.2,469.5 150.3,468.9 137.8,223.9 117.1,226.8 93.6,167.2 240.4,27.9 1242.0,35.9 1463.1,100.8 1507.5,82.5 1518.8,176.4 1525.5,642.5 1537.6,1238.5 1545.0,1899.8 1545.0,1901.0 1475.5,1909.5 1478.4,1928.4 1159.7,1929.2 1105.6,1929.3 1103.2,1914.5 1092.8,1914.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0023/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28022601387205,37.23089990673565]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27649263997701,37.230767371169115]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2766868232647,37.227250528162386]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28042019715974,37.22738306372892]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0024/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p24","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0024/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0024","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"122.2,1264.1 137.7,663.5 152.6,194.0 145.6,99.0 348.9,25.5 1560.4,65.6 1612.5,381.8 1601.9,1894.6 262.9,1930.3 98.9,1930.1 122.2,1264.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0024/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[826.0,1914.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27530198012897,37.227379898666534]}},{"type":"Feature","properties":{"resourceCoords":[826.0,190.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27530973217938,37.23046984443505]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0025/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p25","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0025/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0025","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1291.0,1920.0 1553.0,1928.1 1560.2,1928.1 1567.6,1928.1 1548.5,1272.5 1541.8,1272.5 1553.0,677.4 1520.8,677.4 1565.8,23.8 1030.0,22.0 1026.0,13.0 1025.0,22.0 514.0,20.0 514.0,1.0 393.5,1.0 392.4,46.8 88.5,44.0 91.8,58.9 36.0,635.2 57.7,1890.5 1291.0,1913.1 1291.0,1920.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0025/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[739.0,671.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.30184217232458,37.22623871780146]}},{"type":"Feature","properties":{"resourceCoords":[739.0,1920.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.30185817279532,37.22395715885064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0026/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p26","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0026/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0026","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"137.7,1241.1 130.9,1241.0 152.2,651.6 120.2,651.1 174.5,20.4 1631.8,24.0 1639.5,41.8 1619.4,41.5 1587.5,681.2 1348.5,674.5 1332.9,1216.2 1309.3,1899.9 1308.4,1926.2 1141.6,1926.9 970.9,1927.5 374.4,1915.8 374.8,1904.5 145.4,1885.7 137.7,1241.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0026/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1321.0,1200.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29725390146285,37.22523239979852]}},{"type":"Feature","properties":{"resourceCoords":[1593.0,32.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29665509798478,37.22739156477556]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0027/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p27","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0027/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0027","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1585.5,1927.2 1588.5,1852.1 1612.6,1239.0 1628.5,642.5 1632.8,267.6 1635.3,23.0 931.0,21.0 929.0,21.0 515.0,21.0 514.0,1.0 373.9,1.0 373.0,22.0 352.8,21.8 321.8,665.7 81.2,659.4 66.5,1204.6 44.0,1892.7 43.0,1925.4 262.1,1930.4 1014.9,1928.5 1585.5,1927.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0027/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[342.0,677.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29660397723589,37.2261740835914]}},{"type":"Feature","properties":{"resourceCoords":[1612.0,1213.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29367014474693,37.22521465232694]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0028/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p28","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0028/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0028","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"157.8,1818.0 164.8,1198.2 163.8,595.5 157.9,237.5 832.9,221.2 832.4,206.5 1481.1,201.6 1491.9,632.2 1472.4,1870.4 1471.9,1901.7 846.0,1904.8 190.8,1910.2 156.6,1919.5 157.8,1818.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0028/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[862.0,628.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29205617903992,37.22617795943223]}},{"type":"Feature","properties":{"resourceCoords":[862.0,1892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29210926704405,37.22388560078359]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0029/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p29","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0029/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0029","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1539.5,1927.3 126.0,1931.0 107.4,1930.5 108.0,1910.3 147.3,695.4 143.8,272.4 134.7,272.4 133.9,17.3 141.5,17.4 144.8,17.4 373.0,20.0 373.4,11.1 514.6,11.8 515.0,20.0 1027.0,20.9 1067.4,21.0 1574.2,21.9 1570.6,647.1 1570.2,700.1 1540.0,1915.0 1539.5,1927.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0029/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[794.0,687.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28912110068683,37.226162428929086]}},{"type":"Feature","properties":{"resourceCoords":[794.0,1918.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.289126430548,37.2238878146157]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0003","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1626.0,670.0 1634.6,1296.3 1638.7,1762.3 1638.1,1895.0 54.4,1894.4 36.5,91.8 120.0,15.4 668.0,23.0 1620.1,34.6 1626.0,670.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1626.0,670.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.297913,37.2334217]}},{"type":"Feature","properties":{"resourceCoords":[668.0,23.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2963164,37.2352032]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0030/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p30","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0030/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0030","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"814.6,1914.7 35.9,1926.0 36.5,1892.3 43.3,682.5 42.6,629.7 34.3,16.3 214.0,21.0 1022.0,19.0 1030.3,19.1 1109.0,20.0 1109.3,19.4 1548.1,21.6 1549.1,304.3 1559.0,657.8 1547.7,1901.8 814.6,1914.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0030/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[818.0,1904.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28557457718813,37.223838431364676]}},{"type":"Feature","properties":{"resourceCoords":[1565.0,664.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28377258205524,37.22611015335832]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0031/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p31","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0031/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0031","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"154.6,1921.2 190.6,669.9 187.7,314.1 192.4,24.2 192.6,17.3 680.0,19.0 1520.7,20.5 1542.3,677.0 1501.6,676.9 1467.8,1900.3 1467.2,1926.3 1017.5,1927.2 154.6,1921.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0031/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[848.0,21.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28226122831747,37.22731724654721]}},{"type":"Feature","properties":{"resourceCoords":[1510.0,21.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28072754442422,37.227315489536565]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0032/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p32","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0032/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0032","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"50.0,1929.9 473.4,1928.6 1622.2,1897.4 1627.5,385.2 1572.8,23.2 1557.0,24.0 1495.0,20.0 1214.0,19.0 1211.2,1.0 1201.0,1.0 1200.0,19.0 1165.0,19.0 1164.0,10.0 1163.0,19.0 1144.0,19.0 1135.0,10.0 1133.0,19.0 1024.0,19.0 1023.0,10.0 1022.0,19.0 570.7,18.1 363.1,25.0 29.2,36.1 77.5,716.1 37.4,717.5 49.9,1927.2 50.0,1929.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0032/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[584.0,1916.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27957969721207,37.22383040155341]}},{"type":"Feature","properties":{"resourceCoords":[52.0,1916.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28082557651187,37.22386956150406]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0033/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p33","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0033/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0033","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"44.5,1636.1 35.7,1260.7 114.4,1093.5 70.9,839.1 126.9,665.0 115.7,183.9 382.2,187.4 396.8,181.9 632.8,193.1 632.8,204.6 1245.2,195.3 1591.5,181.9 1591.5,188.3 1579.7,1263.2 1590.2,1772.4 1575.7,1772.9 1575.7,1767.9 1575.7,1728.0 1142.8,1733.5 1133.7,1733.8 1133.3,1752.9 107.0,1789.3 99.3,1770.5 44.5,1636.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0033/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1110.0,198.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2983503,37.2238845]}},{"type":"Feature","properties":{"resourceCoords":[1110.0,1734.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2984314,37.2211265]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0034/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p34","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0034/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0034","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"856.0,1772.0 24.9,1787.8 24.8,1769.3 23.3,1562.1 21.1,1262.8 47.0,194.0 269.3,194.7 1611.5,164.7 1611.1,186.9 1611.0,190.6 1587.5,1145.0 1572.5,1712.4 1571.2,1758.6 856.0,1772.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0034/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[597.0,1121.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2960381,37.2221976]}},{"type":"Feature","properties":{"resourceCoords":[47.0,194.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2972641,37.2238817]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0035/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p35","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0035/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0035","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"196.3,1191.0 196.7,237.2 230.8,227.4 888.0,211.4 1516.0,198.3 1512.0,1149.0 1513.5,1829.2 1513.8,1868.5 893.9,1823.5 893.4,1742.0 255.9,1745.2 195.0,1758.0 196.3,1191.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0035/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1512.0,1149.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2908038,37.2221303]}},{"type":"Feature","properties":{"resourceCoords":[195.0,1758.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2938394,37.2211118]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0036/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p36","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"9"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0036/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0036","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"98.5,1138.7 107.8,187.2 107.8,176.3 126.9,176.4 1572.5,133.6 1572.2,155.6 1567.8,1091.2 1566.6,1810.2 827.9,1823.9 778.0,1830.0 473.3,1816.4 96.3,1819.5 98.5,1138.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0036/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[778.0,1104.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2892611,37.2221575]}},{"type":"Feature","properties":{"resourceCoords":[778.0,1830.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2893086,37.2208468]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0037/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p37","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0037/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0037","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1593.3,1591.7 1589.7,1801.2 1588.5,1867.0 58.7,1816.8 59.9,1727.3 60.3,1695.6 71.9,985.8 90.0,62.3 880.1,56.5 1624.0,48.7 1592.5,1430.2 1594.1,1591.7 1593.3,1591.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0037/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[74.0,990.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2874651650364,37.22213173204998]}},{"type":"Feature","properties":{"resourceCoords":[858.0,45.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28563362943432,37.22384028649344]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0038/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p38","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0038/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0038","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"67.2,1903.3 68.9,1761.3 48.0,1711.2 55.5,1158.9 76.7,1086.8 82.0,648.5 88.3,117.6 1628.8,164.2 1627.2,261.0 1621.5,638.5 1631.8,1330.0 1613.5,1324.7 1606.5,1892.5 1211.6,1924.3 1211.3,1894.0 912.4,1895.0 865.0,1895.2 67.2,1903.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0038/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28772416620583,37.22083748518929]}},{"type":"Feature","properties":{"resourceCoords":[1658.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28394142000829,37.22078814583673]}},{"type":"Feature","properties":{"resourceCoords":[1658.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28401374337288,37.217222184307246]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28779648957043,37.21727152365981]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0039/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p39","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0039/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0039","type":"ImageService3","width":1658,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1633.2,1926.0 1473.8,1926.8 1468.4,1926.8 59.0,1886.5 59.1,998.6 55.0,536.0 31.1,535.5 43.5,94.9 208.2,33.5 1621.0,29.3 1628.8,577.6 1630.0,914.8 1628.5,1605.5 1632.7,1890.7 1633.2,1926.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0039/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1004.0,1239.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28243379458574,37.2221099778266]}},{"type":"Feature","properties":{"resourceCoords":[71.0,560.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28088760104355,37.22377265001401]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0004","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"108.0,1786.3 101.3,1308.6 89.0,666.5 79.6,16.2 282.0,20.0 1447.7,19.1 1516.7,656.1 1595.5,1311.5 1640.8,1658.6 1640.0,1925.0 694.0,1931.0 165.8,1929.4 108.1,1922.3 108.0,1786.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1600.0,1304.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29949952995435,37.23066952016585]}},{"type":"Feature","properties":{"resourceCoords":[89.0,25.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2964259294125,37.23338498564122]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0040/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p40","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0040/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0040","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1218.2,1928.6 877.3,1929.8 499.9,1919.9 337.4,1915.5 128.0,1910.0 127.6,1874.5 124.5,1595.1 128.1,918.4 128.0,588.0 122.2,50.8 1531.7,51.1 1624.2,846.8 1621.3,1753.5 1568.8,1927.3 1218.2,1928.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0040/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[128.0,588.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2809562,37.22098]}},{"type":"Feature","properties":{"resourceCoords":[128.0,1910.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2839943,37.2209921]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0041/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p41","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.86"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0041/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0041","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1002.6,1914.8 1032.2,1915.5 1536.5,1927.5 1539.4,1927.5 1577.3,1157.0 1477.7,1158.4 1501.4,549.0 1519.4,47.0 1520.4,18.7 1293.0,18.0 1292.0,12.0 1287.0,12.0 1286.0,18.0 1193.0,18.0 1192.0,11.0 1189.0,18.0 1139.0,18.0 1139.0,1.0 1103.0,1.0 1102.0,18.0 925.0,18.0 918.0,18.0 131.3,18.0 132.3,20.9 39.5,62.4 66.8,1915.7 25.0,1916.2 27.0,1934.0 1001.8,1929.8 1002.6,1914.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0041/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1514.0,560.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2973810993309,37.220071191218054]}},{"type":"Feature","properties":{"resourceCoords":[1038.0,1138.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29850019068968,37.21896200595972]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0042/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p42","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0042/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0042","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1557.7,1928.2 235.1,1932.3 118.8,1932.7 113.1,1932.6 150.4,1138.7 47.8,1140.3 70.8,512.5 87.5,18.1 916.0,19.0 1616.5,19.9 1591.1,559.1 1568.2,1506.5 1561.4,1779.5 1559.3,1860.7 1557.7,1928.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0042/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[604.0,1130.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29616251483077,37.218962566094476]}},{"type":"Feature","properties":{"resourceCoords":[1602.0,578.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29386391146987,37.21999894533786]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0043/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p43","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0043/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0043","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"161.1,1603.9 147.0,631.4 152.0,31.0 213.3,18.4 854.7,18.9 854.7,100.8 1478.1,149.6 1478.5,326.2 1479.1,621.8 1478.7,1686.6 1478.5,1930.2 1463.0,1930.2 842.7,1875.7 492.8,1885.7 492.7,1877.2 164.9,1876.3 161.1,1603.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0043/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1478.0,110.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2908534,37.2209014]}},{"type":"Feature","properties":{"resourceCoords":[152.0,31.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2938394,37.2211118]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0044/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p44","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0044/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0044","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1268.5,1929.2 446.3,1934.0 243.0,1935.2 137.2,1935.5 132.3,1864.3 134.8,1565.4 143.4,521.0 145.0,231.2 146.2,19.1 517.8,19.0 818.1,34.8 867.3,29.1 1595.7,21.4 1595.5,53.0 1591.2,672.8 1588.0,1110.4 1567.3,1182.6 1562.6,1734.2 1583.6,1784.2 1582.6,1926.0 1268.5,1929.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0044/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1582.0,46.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28755195173777,37.220796810820886]}},{"type":"Feature","properties":{"resourceCoords":[136.0,46.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29087811471656,37.220852434538635]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0045/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p45","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0045/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0045","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1136.0,18.0 1104.0,18.0 1103.1,1.1 1079.9,2.1 1079.0,18.0 1025.0,18.0 1020.0,15.0 1020.0,4.7 1019.7,4.7 1019.0,17.0 991.0,17.0 990.4,6.0 989.6,6.0 989.0,17.0 925.0,17.0 924.5,8.8 918.5,9.1 918.0,17.0 672.6,16.2 510.6,18.0 345.6,15.1 16.0,14.0 16.0,24.5 29.1,24.6 79.6,1043.8 61.2,1046.8 110.9,1908.4 1469.8,1925.8 1566.8,1925.3 1587.3,1884.2 1557.8,1355.5 1558.0,1202.1 1560.4,1207.7 1527.3,19.7 1290.0,19.0 1287.0,10.0 1286.0,18.0 1223.0,18.0 1222.1,1.3 1216.0,1.2 1216.0,10.0 1211.0,11.0 1210.0,18.0 1193.0,18.0 1192.0,11.0 1191.0,18.0 1163.0,18.0 1162.0,1.0 1137.0,1.0 1136.0,18.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0045/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29850548800947,37.21750842546717]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29863065599102,37.21448269367086]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30307100653748,37.214600837062456]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30294583855593,37.21762656885877]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0046/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p46","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0046/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0046","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"112.0,1389.7 111.3,1236.1 113.8,1241.6 73.4,25.9 355.4,19.0 918.0,19.0 918.4,11.8 924.6,11.7 925.0,19.0 1513.5,19.0 1513.9,30.9 1591.0,109.9 1626.4,1606.5 1579.3,1921.2 1169.8,1855.0 617.6,1928.5 164.4,1878.8 144.4,1919.4 112.0,1389.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0046/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29854254671278,37.21485087872697]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29868748490895,37.211831899623355]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30311778229682,37.21196870812698]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30297284410065,37.2149876872306]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0047/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p47","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0047/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0047","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1289.9,1921.7 1165.4,1929.2 215.6,1931.8 195.7,1421.2 195.5,1415.5 106.3,15.2 918.0,17.0 918.6,6.3 924.4,6.3 925.0,18.0 949.0,18.0 949.6,6.5 1020.0,6.8 1020.0,14.0 1025.0,18.0 1079.0,18.0 1079.6,7.2 1103.4,7.3 1104.0,18.0 1161.0,19.0 1165.0,16.0 1165.0,7.6 1192.0,7.7 1192.0,18.0 1210.0,19.0 1211.2,7.8 1223.0,7.5 1223.0,8.0 1230.0,9.0 1231.0,19.0 1286.0,19.0 1286.7,6.1 1287.3,6.1 1288.0,17.0 1382.9,17.8 1414.0,951.3 1427.8,951.0 1424.4,1109.9 1442.5,1554.8 1450.5,1674.2 1459.6,1920.0 1289.9,1921.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0047/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1456.0,973.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29637478213262,37.21506517313871]}},{"type":"Feature","properties":{"resourceCoords":[1456.0,1925.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29861865790302,37.215155519446796]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0048/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p48","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.71"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0048/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0048","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"978.0,1929.2 620.0,1919.8 345.9,1919.2 346.0,1931.3 112.4,1929.5 49.9,1933.1 49.4,1919.8 117.2,1921.8 117.7,1675.5 114.3,1555.9 113.3,1110.2 122.8,951.4 109.0,951.1 113.9,21.8 918.0,18.0 918.1,17.3 924.9,17.4 925.0,18.0 982.0,19.0 982.2,18.3 1014.6,18.9 1020.0,19.0 1555.5,27.4 1566.2,978.9 1568.3,1053.6 1562.4,1857.5 1640.1,1858.0 1640.0,1927.0 1228.9,1928.4 1167.0,1927.2 978.0,1929.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0048/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[78.0,1909.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29857610207883,37.215221676440784]}},{"type":"Feature","properties":{"resourceCoords":[1574.0,30.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29418816833773,37.21237050676173]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0049/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p49","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.60"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0049/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0049","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"174.8,1919.5 96.0,1921.0 88.6,1921.1 88.0,1611.3 96.0,1611.3 85.1,1280.6 135.3,679.5 191.8,679.3 260.2,673.7 258.8,571.8 250.9,35.0 868.4,24.2 1454.0,20.0 1479.2,20.1 1482.4,92.4 1502.5,1201.4 1641.5,1207.3 1641.5,1221.8 1641.5,1228.8 1510.7,1250.0 1575.4,1926.2 876.2,1929.0 274.5,1917.7 174.8,1919.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0049/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1574.0,42.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28956309529734,37.21485473232524]}},{"type":"Feature","properties":{"resourceCoords":[1202.0,1895.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29395582643983,37.21567863598673]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p5","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0005","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1638.2,1334.0 1628.5,1384.7 1625.0,1578.8 1633.0,1908.8 648.3,1913.8 81.5,1915.7 24.9,940.5 60.9,61.4 483.8,27.3 593.6,26.7 593.3,18.5 609.9,26.4 1081.5,18.9 1105.5,18.9 1628.7,20.0 1629.7,52.3 1639.0,452.4 1641.0,753.0 1638.2,1334.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[632.0,1262.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29481758188003,37.23518175565486]}},{"type":"Feature","properties":{"resourceCoords":[632.0,32.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2919920550325,37.23508497463788]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0050/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p50","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0050/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0050","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1584.9,1918.2 1537.6,1132.7 1502.3,664.9 1456.9,19.5 1293.0,19.0 1287.2,9.1 1282.0,8.0 1282.0,1.0 1255.0,1.0 1255.0,11.0 1249.0,12.0 1248.0,19.0 1231.0,19.0 1228.2,1.0 919.0,1.0 918.0,19.0 80.0,19.0 84.2,82.9 127.4,1206.6 268.4,1209.8 268.9,1231.5 136.8,1255.7 215.3,1931.7 1216.4,1927.7 1584.9,1918.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0050/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1530.0,692.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29129068148016,37.2123850794804]}},{"type":"Feature","properties":{"resourceCoords":[117.0,1178.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29225569186634,37.2150804316278]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0051/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p51","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.85"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0051/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0051","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"28.1,1272.3 30.5,900.7 31.9,109.6 32.0,98.3 1219.5,98.7 1219.7,121.3 1219.8,135.0 1633.9,143.1 1640.0,950.0 1636.9,1708.9 1299.7,1704.0 666.0,1690.3 25.3,1683.0 28.1,1272.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0051/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1250.0,1706.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28950670633556,37.21512464847208]}},{"type":"Feature","properties":{"resourceCoords":[1250.0,108.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28582936589592,37.21511195232134]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0052/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p52","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0052/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0052","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"509.4,1770.0 22.6,1743.4 19.0,1249.0 19.9,135.3 347.0,143.6 1066.0,152.0 1144.2,118.0 1559.0,132.3 1597.0,336.7 1553.0,874.2 1570.0,868.2 1579.2,1794.1 1557.4,1791.5 1358.0,1768.1 1066.0,1748.0 1066.5,1780.8 1066.7,1792.5 1066.8,1801.1 897.3,1791.3 887.0,1771.0 524.9,1751.2 509.4,1770.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0052/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1066.0,1748.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2895791,37.2124561]}},{"type":"Feature","properties":{"resourceCoords":[1066.0,152.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2859508,37.2124595]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0053__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p53 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"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":"6624.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0053__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0053","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1479.8,55.9 1171.3,30.2 897.7,95.7 900.4,433.1 773.9,441.1 734.5,778.9 781.2,1347.9 776.2,1601.0 685.5,1686.0 404.2,1674.2 399.9,1614.1 370.9,1614.1 369.5,1897.2 369.4,1931.2 1503.3,1927.5 1479.8,55.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0053__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1583.0,26.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28122701176669,37.214985619514565]}},{"type":"Feature","properties":{"resourceCoords":[1583.0,1931.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28581779676018,37.215014830732514]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0054/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p54","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"5"},{"label":"confidence","value":"0.06"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0054/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0054","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1542.0,1924.0 888.8,1923.3 564.5,1918.7 182.9,1913.2 157.1,77.3 530.6,107.6 696.5,35.5 800.6,37.6 1532.3,84.5 1583.4,1891.7 1612.7,1892.4 1542.0,1924.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0054/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1542.0,1924.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2859508,37.2124595]}},{"type":"Feature","properties":{"resourceCoords":[1542.0,52.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2812668,37.2124238]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0055__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p55 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"3"},{"label":"confidence","value":"0.44"},{"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":"6624.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0055__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0055","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1571.4,731.6 1518.4,601.9 1583.5,165.6 1545.4,57.4 478.8,39.3 139.1,117.6 68.8,249.4 51.8,953.3 599.9,1010.8 639.7,1010.5 645.5,1010.5 665.7,1010.3 665.7,1010.3 705.9,1022.0 850.7,1860.9 1038.9,1836.0 1121.8,1621.4 1121.6,1604.4 1128.5,1604.3 1129.2,1602.3 1535.2,1588.2 1584.7,1514.8 1571.4,731.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0055__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1469.0,242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2723861,37.2148279]}},{"type":"Feature","properties":{"resourceCoords":[60.0,242.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2756764,37.2148725]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0056/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p56","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0056/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0056","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1611.1,1475.9 1580.7,1904.7 421.5,1910.8 323.4,1931.1 132.0,1932.0 128.0,1936.0 112.4,1935.2 113.3,1108.2 110.6,1030.0 93.1,34.9 591.6,45.1 796.8,47.6 1552.2,49.1 1555.1,490.8 1558.8,593.6 1560.0,1048.4 1585.7,1048.7 1615.5,1475.4 1611.1,1475.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0056/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1552.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29427339058041,37.20978685834746]}},{"type":"Feature","properties":{"resourceCoords":[1552.0,1034.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29649354281828,37.20981915011564]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0057/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p57","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0057/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0057","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"559.3,1702.1 399.4,1713.6 390.6,957.5 390.4,752.2 393.8,253.1 1216.2,221.5 1238.8,592.0 1274.3,1226.5 1293.0,1685.4 559.3,1702.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0057/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[877.0,1695.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2931971,37.2097927]}},{"type":"Feature","properties":{"resourceCoords":[1248.0,769.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2922956,37.2114317]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0058/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p58","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0058/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0058","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1189.9,1668.3 358.8,1678.1 306.3,1684.1 285.9,1229.3 248.0,600.7 224.0,233.6 709.4,205.5 1387.6,169.7 1432.0,167.3 1422.8,460.0 1406.8,660.2 1400.4,741.5 1380.5,1090.7 1354.3,1666.6 1348.7,1708.6 1189.9,1668.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0058/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[738.0,1697.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29128062479946,37.20973475155071]}},{"type":"Feature","properties":{"resourceCoords":[722.0,181.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29119273029349,37.21247772373822]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.96"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0006","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"129.6,1928.3 125.2,1597.0 131.0,1402.3 141.3,1351.6 142.7,1346.4 150.7,768.6 152.1,466.9 147.4,73.1 1061.4,31.3 1133.5,675.9 1130.0,676.0 1088.2,677.1 1297.0,1332.6 1433.0,1328.8 1486.8,1327.2 1494.0,1759.1 1513.7,1925.4 414.2,1928.8 129.6,1928.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1455.0,1352.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29517853316281,37.230951841255305]}},{"type":"Feature","properties":{"resourceCoords":[1389.0,681.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29363714146783,37.23103347483016]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0060__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p60 [1]","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":"6624.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0060__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0060","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1563.8,99.1 942.9,81.2 943.4,85.2 448.9,106.0 456.8,166.7 185.8,151.0 176.8,615.3 488.5,715.5 631.2,1421.3 627.8,1811.0 828.0,1887.8 1311.7,1899.5 1312.8,1926.8 1341.8,1926.6 1373.5,1926.4 1545.2,1655.1 1553.8,1106.3 1558.2,769.0 1557.1,434.7 1563.8,99.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0060__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.3001701294978,37.21008953011563]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30013746657022,37.20708777920729]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30454221899838,37.20705694652781]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30457488192596,37.210058697436146]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0061/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p61","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0061/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0061","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"480.9,1690.0 147.8,1697.9 143.8,1073.5 139.8,1074.1 101.7,578.2 41.4,588.2 47.4,315.5 272.2,312.0 383.0,256.7 461.7,120.0 581.8,131.8 720.1,270.3 952.1,271.6 952.0,266.1 1379.2,293.0 1449.5,870.0 1607.1,847.7 1608.1,1234.8 1601.7,1259.4 1607.0,1685.0 838.3,1684.8 480.9,1690.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0061/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[838.0,470.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2987275,37.2094341]}},{"type":"Feature","properties":{"resourceCoords":[1607.0,1685.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2970594,37.2072071]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0062/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p62","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"18"},{"label":"confidence","value":"0.99"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0062/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0062","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1243.0,1700.8 908.8,1694.7 254.1,1686.2 252.5,1264.8 259.1,1240.5 261.4,857.3 105.2,878.0 41.1,310.4 461.7,281.3 462.0,256.0 910.2,255.0 1011.6,251.5 1447.0,248.9 1460.8,503.1 1455.0,610.8 1453.0,1701.0 1243.0,1700.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0062/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[462.0,256.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2965263,37.2098052]}},{"type":"Feature","properties":{"resourceCoords":[1453.0,1701.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2943184,37.2071418]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0063/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p63","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0063/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0063","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"655.6,1695.2 368.8,1692.4 366.4,608.3 371.9,501.3 357.1,248.5 513.8,238.8 1232.4,229.8 1233.6,502.0 1220.9,502.1 1259.6,843.5 1230.7,843.9 1228.9,1101.1 1229.7,1693.3 655.6,1695.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0063/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1224.0,1702.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29235225898053,37.20709034126534]}},{"type":"Feature","properties":{"resourceCoords":[367.0,1702.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29432293425428,37.20712421012696]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0064/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p64","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0064/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0064","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"738.0,1719.3 324.0,1709.1 320.5,1112.3 321.1,853.1 350.4,852.5 309.8,508.7 322.6,508.6 320.1,234.3 372.4,228.8 1200.0,227.4 1357.7,269.1 1354.9,707.3 1356.3,1098.2 1356.4,1137.1 1358.5,1413.2 1357.6,1685.1 1363.1,1740.2 738.0,1719.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0064/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1358.0,665.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28991741987639,37.20895440461316]}},{"type":"Feature","properties":{"resourceCoords":[322.0,246.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29225636118879,37.20976489533315]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0065/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p65","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.72"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0065/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0065","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"90.0,1519.2 94.3,1090.1 100.3,1049.2 133.5,488.3 157.6,148.2 163.0,90.3 1065.4,60.2 1059.1,43.7 1584.1,74.3 1551.0,81.3 1609.9,784.2 1486.5,796.0 1512.0,937.8 1514.8,1542.8 1499.2,1906.5 765.0,1910.2 90.0,1906.9 90.0,1901.9 90.0,1519.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0065/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[740.0,1484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2884103,37.2089159]}},{"type":"Feature","properties":{"resourceCoords":[90.0,1484.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2899253,37.2089429]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0066/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p66","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0066/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0066","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"124.0,1894.7 132.3,1592.0 137.2,1091.8 89.5,708.0 88.9,667.2 84.7,611.1 92.2,335.2 96.9,55.1 97.7,20.9 797.1,38.6 1558.2,50.5 1559.7,88.5 1529.5,733.1 1530.3,770.5 1498.9,1589.2 1493.6,1830.6 1492.1,1911.3 124.0,1894.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0066/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1521.0,1595.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28675295276396,37.205333418622644]}},{"type":"Feature","properties":{"resourceCoords":[126.0,1595.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28989027982651,37.205338168623456]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0068/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p68","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.76"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0068/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0068","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"49.0,1848.3 68.2,1210.8 66.0,1173.3 83.5,800.7 83.0,181.0 57.3,35.6 183.8,24.1 184.4,32.2 640.7,19.3 931.0,19.0 931.9,11.1 938.1,10.9 939.0,19.0 982.0,19.0 982.5,9.7 985.0,9.6 987.0,19.0 1109.0,19.0 1110.0,11.0 1111.0,19.0 1136.0,19.0 1137.0,14.0 1142.0,14.0 1143.0,19.0 1198.0,19.0 1198.8,3.5 1222.0,2.9 1222.0,10.0 1230.0,11.0 1231.0,19.0 1523.5,19.7 1557.6,737.5 1545.2,737.6 1585.7,1902.4 1529.8,1901.8 50.4,1885.2 49.0,1848.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0068/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[44.0,1892.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28674332633585,37.206798245357085]}},{"type":"Feature","properties":{"resourceCoords":[44.0,736.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28669446065727,37.208893257930896]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0069/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p69","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.37"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0069/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0069","type":"ImageService3","width":1656,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"19.0,66.3 19.0,65.5 1066.5,27.1 1536.9,64.2 1531.7,537.7 1577.2,524.7 1534.5,1923.5 180.1,1929.8 131.1,796.5 143.3,796.4 103.3,83.1 174.7,67.3 19.0,66.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0069/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28353044257746,37.21030697330382]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27971820240244,37.21022457459349]}},{"type":"Feature","properties":{"resourceCoords":[1656.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27983994538752,37.206650531906426]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28365218556254,37.20673293061676]}},{"type":"Feature","properties":{"resourceCoords":[1584.0,523.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2799166,37.2092697]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.84"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0007","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"91.5,1924.5 75.9,1048.7 83.8,1048.8 116.6,1049.1 139.5,494.9 150.6,16.5 160.1,16.8 161.7,56.5 1494.6,22.8 1458.1,1059.2 1458.0,1101.0 1457.8,1839.5 1457.8,1855.1 787.8,1889.1 787.9,1908.5 111.7,1922.0 91.5,1924.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1479.0,1050.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2889739408153,37.23325046931959]}},{"type":"Feature","properties":{"resourceCoords":[157.0,33.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29196277987782,37.23509512079077]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0070/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p70","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0070/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0070","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"435.1,1931.5 272.9,1930.9 119.2,1930.4 157.1,488.4 111.0,501.8 114.3,21.4 335.1,20.1 1581.0,81.6 1600.7,1902.2 750.5,1928.8 750.5,1930.2 435.1,1931.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0070/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[875.0,321.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27829151461056,37.20952843956026]}},{"type":"Feature","properties":{"resourceCoords":[864.0,1916.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.27842973166395,37.20664650282185]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0071/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p71","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0071/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0071","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1479.6,1894.9 1055.8,1911.5 1055.8,1909.3 1025.1,1889.9 784.2,1897.5 338.3,1915.9 97.8,1923.7 38.3,1682.7 34.3,365.4 101.8,66.1 483.1,28.0 505.1,25.8 508.9,86.0 787.7,240.8 1332.5,218.4 1549.1,208.8 1572.2,772.7 1577.5,772.5 1571.6,1324.3 1589.7,1867.3 1634.8,1865.4 1634.8,1866.1 1634.8,1867.8 1505.0,1872.4 1479.8,1873.3 1479.6,1894.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0071/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30564366865944,37.207770870218255]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.301903357354,37.20762579495374]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30211752695222,37.204073513932116]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30585783825765,37.20421858919663]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0072/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p72","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.93"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0072/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0072","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1060.8,1846.2 321.6,1867.1 24.9,1875.5 110.5,1870.9 95.8,1317.6 105.4,755.4 100.0,755.6 80.3,180.8 199.9,176.4 535.5,158.3 872.7,148.2 1208.1,135.2 1567.8,124.5 1552.5,228.0 1551.8,328.1 1563.1,703.7 1573.6,1272.8 1587.1,1817.4 1352.2,1826.0 1352.6,1836.8 1060.9,1850.3 1060.8,1846.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0072/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1556.0,1290.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29893485012897,37.205159311397516]}},{"type":"Feature","properties":{"resourceCoords":[1556.0,156.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2988288965318,37.20718845887097]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0073/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p73","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0073/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0073","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1178.9,1776.0 914.0,1785.0 914.1,1764.4 914.1,1763.5 88.9,1785.3 79.1,1246.5 72.5,683.6 63.7,312.1 65.1,213.0 80.9,110.8 846.5,104.3 1505.2,101.4 1509.3,147.8 1510.5,432.1 1529.6,1744.4 1529.7,1747.9 1178.4,1757.3 1178.9,1776.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0073/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[857.0,98.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29703508059755,37.20721798751173]}},{"type":"Feature","properties":{"resourceCoords":[1509.0,98.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29555373354437,37.20717675222455]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0074/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p74","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"11"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0074/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0074","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1505.5,1838.8 685.0,1839.7 561.6,1825.5 380.5,1760.1 333.0,1748.8 131.6,1746.0 127.6,434.1 129.6,150.0 126.0,103.5 462.1,107.8 673.4,106.7 963.5,109.0 1544.0,106.0 1539.5,550.4 1544.4,1065.8 1548.2,1845.2 1505.5,1838.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0074/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[130.0,1190.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2956117,37.2052031]}},{"type":"Feature","properties":{"resourceCoords":[1544.0,106.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2923388,37.207106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0075/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p75","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.91"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0075/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0075","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"689.3,118.5 1314.9,133.9 1316.8,174.1 1376.3,550.7 1387.7,1043.8 1389.6,1367.1 1391.0,1604.8 947.6,1874.2 299.5,1886.3 298.9,1845.8 286.2,1068.8 275.5,555.1 274.9,112.0 689.3,118.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0075/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1374.0,1007.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28990451690764,37.20541125790296]}},{"type":"Feature","properties":{"resourceCoords":[286.0,1155.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29239652067419,37.20521152856434]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0076/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p76","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.74"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0076/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0076","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"825.0,1.0 679.2,1.0 683.6,22.1 41.2,58.3 69.8,1886.3 539.7,1931.0 1107.5,1929.3 1591.1,1926.3 1597.8,1616.7 1600.8,955.3 1599.1,689.9 1607.2,475.2 1604.3,230.8 1608.0,20.6 1580.0,20.0 1579.0,1.0 1245.8,1.0 912.5,1.4 825.0,1.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0076/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30722571419948,37.204271668925635]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30336486230112,37.20423563186686]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30341805979239,37.20056867885443]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30727891169074,37.20060471591321]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0077/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p77","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0077/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0077","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"69.9,1929.9 674.2,1929.2 1488.5,1925.5 1489.2,1485.7 1496.2,960.1 1501.6,921.0 1517.0,1.0 496.9,1.0 496.0,21.0 83.8,22.7 80.5,231.3 83.7,476.2 75.9,691.4 78.0,957.3 76.0,1620.1 69.9,1929.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0077/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30365007569206,37.20423851166588]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29979730121423,37.204197713796646]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29985752625372,37.20053841398847]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30371030073155,37.2005792118577]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0078/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p78","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0078/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0078","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"186.6,1494.2 195.3,973.1 200.8,934.3 218.9,25.1 497.0,21.0 497.0,10.8 720.9,9.7 1515.8,8.6 1501.0,497.5 1488.3,937.8 1470.8,1004.2 1459.9,1922.4 1459.9,1926.1 1113.1,1928.2 1113.0,1927.9 1091.5,1909.5 631.5,1876.0 184.5,1930.2 186.6,1494.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0078/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30061582829416,37.2042451946665]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2967298804888,37.20421431644759]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29677546246607,37.20052352027976]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.30066141027143,37.20055439849867]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0079/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p79","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0079/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0079","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1411.0,1683.8 1423.8,979.9 1427.9,95.3 1308.8,79.8 1134.8,13.9 1089.1,2.3 1072.5,1.0 555.0,1.0 555.0,18.0 298.9,19.9 284.0,493.2 270.5,938.0 252.8,1005.0 240.4,1931.7 264.0,1932.0 1406.8,1927.0 1411.0,1683.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0079/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[722.0,975.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29606236675853,37.20236509344288]}},{"type":"Feature","properties":{"resourceCoords":[1430.0,975.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29439641700641,37.202354252999]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0008/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p8","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0008/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0008","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1307.5,1710.2 811.2,1747.8 811.1,1742.1 40.9,1804.3 36.4,1096.9 36.1,1056.2 64.9,47.6 747.3,25.7 814.1,25.8 1574.2,67.1 1575.5,28.6 1603.7,28.9 1578.2,1051.1 1578.5,1126.8 1307.5,1710.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0008/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[808.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28722267128757,37.23323422222349]}},{"type":"Feature","properties":{"resourceCoords":[52.0,1048.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28898434546636,37.23324886712619]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0080/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p80","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.89"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0080/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0080","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"157.9,1723.0 168.0,998.0 168.2,86.9 985.0,95.0 1027.4,101.8 1027.2,142.2 1630.3,144.5 1630.3,146.3 1630.4,169.9 1508.9,240.1 1464.8,893.1 1490.1,878.9 1468.5,1893.3 1014.6,1894.1 1014.7,1888.0 155.7,1891.0 157.9,1723.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0080/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[168.0,998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.294411,37.2023452]}},{"type":"Feature","properties":{"resourceCoords":[1022.0,998.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2924601,37.2023258]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0081/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p81","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.71"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0081/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0081","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"708.9,1896.2 1277.0,1928.2 1340.7,1928.0 1329.0,1907.5 1515.5,1909.4 1489.8,1305.3 1522.1,1305.5 1524.6,872.1 1511.8,872.1 1476.1,1.0 555.0,1.0 554.0,18.0 91.5,20.6 103.9,1302.8 127.8,1303.0 358.1,1304.2 708.9,1896.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0081/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1150.0,24.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2869446520545,37.20278353355605]}},{"type":"Feature","properties":{"resourceCoords":[1150.0,1294.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28993350537048,37.20284003716413]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0082/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p82","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.50"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0082/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0082","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1292.1,1927.1 1213.5,1927.6 1212.9,1916.5 114.8,1925.0 78.5,1325.5 110.6,1325.1 105.5,894.6 92.8,894.9 41.9,27.7 497.0,21.0 524.3,17.2 524.5,22.7 1261.0,20.8 1571.0,79.5 1619.8,1429.6 1579.9,1846.2 1635.7,1841.2 1635.9,1893.4 1292.1,1927.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0082/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1125.0,891.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28905300697305,37.20019592899688]}},{"type":"Feature","properties":{"resourceCoords":[1125.0,28.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2870095066333,37.200128481887035]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0083/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p83","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0083/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0083","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1232.1,1882.5 1151.8,1881.5 911.9,1877.8 98.0,1852.1 129.6,364.5 135.7,80.2 933.8,80.2 933.8,83.4 1605.5,119.5 1603.9,252.9 1601.4,452.2 1596.7,1892.3 1633.8,1912.0 1232.0,1908.2 1232.1,1882.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0083/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[929.0,1870.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28678520855196,37.20531290140847]}},{"type":"Feature","properties":{"resourceCoords":[120.0,1870.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28676951029355,37.206770975372464]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0084/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p84","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0084/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0084","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1104.7,1881.5 759.5,1880.5 38.2,1878.2 25.7,450.6 25.8,253.1 25.7,97.9 25.8,29.0 38.9,28.8 39.2,54.4 810.6,38.5 1101.5,106.7 1560.6,60.1 1610.9,341.2 1605.5,1879.4 1577.1,1882.7 1104.6,1879.8 1104.7,1881.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0084/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[746.0,1187.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28530442053831,37.20279720331929]}},{"type":"Feature","properties":{"resourceCoords":[746.0,1873.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28687009145249,37.20282286493952]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0085/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p85","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.83"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0085/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0085","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"66.4,20.2 51.3,48.0 94.9,1870.1 116.2,1803.4 518.0,1834.0 668.1,1920.2 1456.0,1927.6 1547.0,1927.3 1624.3,1869.5 1615.5,1654.3 1625.4,1655.7 1628.0,1093.4 1627.0,538.3 1628.1,134.5 1629.3,23.0 1580.0,21.0 1579.8,17.9 1579.0,1.0 1121.3,1.0 554.6,7.8 554.0,18.0 66.4,20.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0085/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29818288054344,37.20060798295604]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29443212084945,37.20056059011779]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.29450207767282,37.196997999706156]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2982528373668,37.19704539254441]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0086/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p86","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0086/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0086","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"187.7,1290.0 185.5,733.8 185.7,329.2 186.6,217.5 137.7,215.6 137.5,212.4 186.7,212.0 187.5,107.1 1044.2,99.6 1044.1,105.6 1496.8,102.5 1491.8,418.4 1480.3,418.8 1478.0,488.5 1506.0,867.0 1559.2,857.6 1585.9,1265.0 1501.0,1480.9 1492.7,1850.8 680.5,1924.3 186.2,1853.3 187.7,1290.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0086/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1044.0,424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29251572293423,37.20011462660049]}},{"type":"Feature","properties":{"resourceCoords":[623.0,424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.29348002254658,37.200128225293724]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0087/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p87","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.73"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0087/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0087","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1582.0,1781.6 1582.4,1851.7 1582.5,1875.0 909.1,1850.7 909.1,1847.5 109.7,1861.9 109.4,1930.8 90.6,1930.2 85.2,702.3 107.9,703.0 110.5,383.2 110.5,64.1 1563.6,40.4 1595.3,1781.3 1582.0,1781.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0087/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27853809869983,37.206822987561466]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27863655028922,37.20386256129046]}},{"type":"Feature","properties":{"resourceCoords":[1646.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2830068430718,37.20395606534963]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.28290839148241,37.20691649162064]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0089__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p89 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.88"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3238.8"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3345.2"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0089__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0089","type":"ImageService3","width":1646,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1566.4,1823.3 1561.0,871.5 1539.7,879.1 1409.7,204.9 852.0,372.8 919.7,370.8 953.4,892.5 873.9,1171.9 848.0,1695.8 896.4,1888.2 1203.3,1881.7 1203.0,1834.4 1566.4,1823.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0089__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1562.1,1799.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.30180844435407,37.22750846022722]}},{"type":"Feature","properties":{"resourceCoords":[1562.1,792.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.30172626209955,37.22932661595936]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0009/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p9","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0009/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0009","type":"ImageService3","width":1654,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"65.3,896.9 36.5,897.4 46.1,113.4 103.2,44.8 1150.9,19.1 1531.7,21.4 1584.2,237.0 1566.0,237.5 1557.5,868.8 1566.8,868.5 1567.9,1572.4 1561.5,1572.6 1576.2,1864.3 1618.0,1862.7 1572.8,1916.6 1095.7,1919.2 1091.2,1883.7 621.1,1902.5 210.1,1929.4 62.6,1929.8 65.3,896.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0009/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1258.0,884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28261676311651,37.235061949245434]}},{"type":"Feature","properties":{"resourceCoords":[86.0,884.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.28529539022136,37.2351319365811]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p90 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.97"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4027.2"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2552.8"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1319.5,1892.6 1319.9,1706.2 1594.9,1706.0 1581.5,49.4 1170.5,69.2 1106.6,144.7 1045.3,1765.1 1013.5,1765.2 1319.5,1892.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1006.8,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27555417519257,37.2399101066407]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2740832792046,37.23987466153147]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27421899779029,37.236300938269125]}},{"type":"Feature","properties":{"resourceCoords":[1006.8,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27568989377825,37.23633638337835]}},{"type":"Feature","properties":{"resourceCoords":[1325.4,625.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2748634,37.2387464]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p90 [4]","metadata":[{"label":"streets","value":"3"},{"label":"intersections","value":"2"},{"label":"confidence","value":"0.25"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"2015.2"},{"label":"split_canvas_y","value":"5905.6"},{"label":"split_canvas_w","value":"2028.8"},{"label":"split_canvas_h","value":"1890.4"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"526.7,1911.7 973.1,1930.2 993.0,1930.1 924.8,1565.8 978.7,1498.0 539.3,1505.7 526.7,1911.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0090__4/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[529.8,1502.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2770691,37.2406442]}},{"type":"Feature","properties":{"resourceCoords":[982.0,1502.4],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2759356,37.2406422]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0091__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p91 [1]","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.90"},{"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":"6580.0"},{"label":"split_canvas_h","value":"5066.4"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0091__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0091","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"17.9,90.6 17.9,102.8 64.8,101.8 62.1,941.8 113.5,946.1 97.0,1166.2 208.2,1196.3 189.3,1248.5 1080.9,1255.6 1145.3,1105.8 1568.8,1103.3 1590.1,839.1 1260.0,814.4 1172.8,695.2 1165.0,53.0 1180.4,51.7 1180.0,41.2 810.0,49.0 628.2,55.8 278.6,62.6 278.8,69.0 17.9,90.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0091__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[296.0,647.8],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2751251,37.2322254]}},{"type":"Feature","properties":{"resourceCoords":[810.0,49.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.273853,37.2332767]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0092__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Springfield, Missouri | 1910 | sanborn04881_006 p92 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.84"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"4674.0"},{"label":"split_canvas_y","value":"1824.0"},{"label":"split_canvas_w","value":"1906.0"},{"label":"split_canvas_h","value":"1646.0"}],"created":"2026-10-18T07:34:15Z","modified":"2026-10-18T07:34:15Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0092__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0092","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1574.1,486.6 1192.6,521.9 1227.2,866.5 1228.2,866.5 1579.6,846.5 1574.1,486.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd416m:g4164m:g4164sm:g4164sm_g048811910:04881_1910-0092__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1168.5,456.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.27067079716593,37.19659130105882]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,456.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26957243145829,37.19657787189238]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,867.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.26958699275055,37.19582216431478]}},{"type":"Feature","properties":{"resourceCoords":[1168.5,867.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-93.2706853584582,37.19583559348121]}},{"type":"Feature","properties":{"resourceCoords":[1534.1,525.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-93.2698305,37.1964526]}}]}}]}