{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn06769_005.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"London, Ohio | 1910 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"17"},{"label":"placed","value":"9"},{"label":"unplaced","value":"8"},{"label":"fit sources","value":"georef-snap 5, georef 2, snap:0 2"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"2 sheet(s) cut into 8 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 39.88868,-83.44961 +/-196m); p1__3 (tier 1, 39.88966,-83.44644 +/-100m); p8__2 (tier 1, 39.87998,-83.44045 +/-100m); p9__1 (tier 1, 39.88260,-83.45287 +/-218m); p9__2 (tier 1, 39.89149,-83.45680 +/-100m); p9__3 (tier 1, 39.89139,-83.45685 +/-100m); p9__5 (tier 1, 39.88247,-83.45176 +/-192m); p9__6 (tier 1, 39.89067,-83.45774 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p1 [2]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"3894.0"},{"label":"split_canvas_w","value":"6512.0"},{"label":"split_canvas_h","value":"3814.0"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"53.2,1064.2 43.2,1314.1 68.3,1314.4 66.0,1847.8 604.1,1852.7 656.6,1855.6 1041.6,1852.0 1140.7,1869.3 1172.2,1895.4 1197.6,1926.0 1410.9,1926.0 1568.2,1881.0 1576.5,1556.3 1337.8,1332.4 856.1,1281.2 542.9,1009.8 126.8,1124.8 53.2,1064.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[592.0,1322.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.4483658672786,39.88914337500921]}},{"type":"Feature","properties":{"resourceCoords":[84.0,1322.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.44927967883758,39.88851385619604]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p2","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"10"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"39.8,1855.7 68.5,42.0 1550.9,64.1 1600.2,214.0 1536.1,1052.4 1596.7,1102.1 1587.7,1349.3 1612.5,1349.5 1612.0,1876.8 1076.9,1874.2 842.6,1871.8 546.0,1872.0 13.8,1878.5 13.8,1858.2 39.8,1855.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[546.0,1872.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.450417,39.886441]}},{"type":"Feature","properties":{"resourceCoords":[1085.0,60.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.4523833,39.8896528]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.97"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0003","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"566.3,1926.0 515.3,1926.0 511.9,1891.8 277.9,1875.5 68.0,1670.2 16.9,1142.0 37.2,1141.9 29.1,612.2 28.1,317.0 29.8,83.8 706.1,83.7 1100.3,89.0 1615.0,84.8 1620.7,626.8 1605.9,626.4 1602.4,1145.2 1617.4,1145.0 1611.6,1215.5 1626.1,1627.0 1564.2,1696.8 1549.6,1875.0 1460.9,1850.4 1443.2,1790.2 1158.6,1777.0 1067.8,1782.4 1015.9,1840.9 565.9,1831.2 566.3,1926.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1100.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.44766254310487,39.885615741322646]}},{"type":"Feature","properties":{"resourceCoords":[564.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.44853656173136,39.88637215436773]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0004/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p4","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.98"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0004/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0004","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1614.4,1893.6 1611.2,1716.5 1615.2,1478.9 1603.8,1003.8 1608.2,824.7 1607.9,625.2 1604.0,530.2 1605.9,464.4 1445.1,1.0 1389.7,1.0 1365.2,28.4 172.1,46.1 106.1,34.9 106.8,244.3 76.8,269.4 51.2,300.4 34.6,397.8 39.4,776.1 36.7,827.6 33.6,1356.2 31.0,1888.1 706.5,1889.9 1100.3,1896.4 1614.4,1893.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0004/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1095.0,1370.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.44674997319835,39.886252924177796]}},{"type":"Feature","properties":{"resourceCoords":[63.0,1367.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.44843466929957,39.8877110961948]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0005/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p5","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0005/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0005","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"485.2,40.3 556.0,45.6 555.6,30.6 1076.3,30.1 1076.0,45.0 1619.8,35.1 1619.2,472.0 1623.3,919.3 1620.5,1701.0 1621.6,1768.1 1090.0,1834.7 1088.8,1813.1 825.5,1868.4 804.0,1849.6 46.5,1855.1 54.4,471.0 74.5,393.4 141.4,404.1 147.8,123.9 72.4,58.0 485.2,40.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0005/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1076.0,45.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.4478484,39.8841767]}},{"type":"Feature","properties":{"resourceCoords":[-100.0,1809.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.4471766,39.8802253]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0006/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p6","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.94"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0006/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0006","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"805.6,1873.0 15.2,1791.0 14.6,1716.2 24.7,933.3 24.7,485.3 29.4,47.7 207.5,44.4 446.6,48.0 924.6,36.0 1104.8,40.1 1305.5,39.7 1401.1,35.5 1525.4,39.1 1537.5,498.1 1534.8,498.1 1543.3,966.1 1526.6,965.8 1561.5,1617.0 1622.5,1638.7 1581.5,1651.7 1569.5,1881.5 806.0,1891.2 805.6,1873.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0006/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1096.0,506.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.44416687971827,39.88555079642272]}},{"type":"Feature","properties":{"resourceCoords":[550.0,39.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.4459237882982,39.88552462413251]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0007/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p7","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.95"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0007/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0007","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1.0,273.1 1.0,273.1 60.2,274.5 75.2,743.0 72.5,743.0 84.0,1220.5 66.9,1220.3 106.3,1884.8 168.7,1906.6 178.6,1911.0 312.0,1887.4 343.2,1807.4 806.2,1892.0 1565.4,1895.2 1598.0,1836.0 1598.8,68.4 1460.2,14.9 496.6,66.4 476.3,48.7 476.7,104.3 1.0,273.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0007/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[286.0,746.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.44298885862781,39.8863641011628]}},{"type":"Feature","properties":{"resourceCoords":[286.0,1220.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-83.4422388839149,39.88570960202571]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0008__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p8 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.53"},{"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":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0008__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0008","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"15.6,153.2 42.5,178.3 81.0,1863.5 517.1,1803.5 690.5,1885.8 1567.2,1879.2 1559.3,997.6 1497.0,850.0 1388.3,848.9 1277.3,867.8 1249.2,847.4 1216.2,657.5 1229.1,619.8 1224.7,597.0 1237.8,594.5 1239.4,589.8 1577.5,527.7 1611.9,212.1 1627.0,212.3 1627.0,193.9 827.0,88.8 827.1,81.1 285.3,128.9 284.8,107.0 15.6,153.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0008__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":[-83.44565197181635,39.88147355156126]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.44279161500573,39.883536211969584]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.43963228345214,39.88091979252706]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.44249264026276,39.87885713211873]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0009__4/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"London, Ohio | 1910 | sanborn06769_005 p9 [4]","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":"3558.4"},{"label":"split_canvas_y","value":"2410.8"},{"label":"split_canvas_w","value":"2953.6"},{"label":"split_canvas_h","value":"2087.6"}],"created":"2026-10-19T18:19:26Z","modified":"2026-10-19T18:19:26Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0009__4/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0009","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1537.5,691.9 1440.8,685.1 1444.3,633.1 931.1,645.1 971.9,728.4 909.4,789.4 922.6,1104.7 1439.9,1091.5 1467.7,1119.9 1499.3,1120.6 1537.5,691.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084lm:g4084lm_g067691910:06769_1910-0009__4/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[889.6,602.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.45302190522936,39.883416739109336]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,602.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.45178502330315,39.88439355258573]}},{"type":"Feature","properties":{"resourceCoords":[1628.0,1124.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.4508904373098,39.88371710789416]}},{"type":"Feature","properties":{"resourceCoords":[889.6,1124.6],"type":"corner"},"geometry":{"type":"Point","coordinates":[-83.45212731923601,39.88274029441777]}}]}}]}