{"id":"https://data.mapsnap.org/runs/v1.3/iiif/chronoscope/sanborn06645_032.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Cincinnati, Ohio | 1950 | mapsnap generated fit (2026-09-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-09-22"},{"label":"run","value":"corpus-v1"},{"label":"pages","value":"54"},{"label":"placed","value":"32"},{"label":"unplaced","value":"22"},{"label":"fit sources","value":"georef 21, georef-snap 8, snap:0 2, georef-street 1"},{"label":"key map","value":"georeferenced"},{"label":"split sheets","value":"10 sheet(s) cut into 28 panels"},{"label":"unplaced pages","value":"p0A (tier 4, 39.14778,-84.38587 +/-9810m); p0B (tier 4, 39.14778,-84.38587 +/-9810m); p837__1 (tier 1, 39.16392,-84.39612 +/-176m); p844__2 (tier 2, 39.16018,-84.38775 +/-100m); p847 (tier 1, 39.06327,-84.42721 +/-248m); p848__1 (tier 4, 39.14778,-84.38587 +/-9810m); p848__2 (tier 4, 39.14778,-84.38587 +/-9810m); p848__3 (tier 4, 39.14778,-84.38587 +/-9810m); p850__1 (tier 1, 39.08629,-84.37803 +/-257m); p850__2 (tier 4, 39.14778,-84.38587 +/-9810m); p850__3 (tier 4, 39.14778,-84.38587 +/-9810m); p850__4 (tier 4, 39.14778,-84.38587 +/-9810m); p850__5 (tier 4, 39.14778,-84.38587 +/-9810m); p851__1 (tier 4, 39.14778,-84.38587 +/-9810m); p851__2 (tier 4, 39.14778,-84.38587 +/-9810m); p851__3 (tier 4, 39.14778,-84.38587 +/-9810m); p851__4 (tier 4, 39.14778,-84.38587 +/-9810m); p852__1 (tier 4, 39.14778,-84.38587 +/-9810m); p853__1 (tier 3, 39.05086,-84.40351 +/-872m); p853__2 (tier 1, 39.05174,-84.40613 +/-174m); p855__2 (tier 1, 39.13955,-84.39113 +/-142m); p855__3 (tier 1, 39.14102,-84.39090 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0824/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p824","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"10"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0824/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0824","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1567.4,0.0 1581.1,1870.7 -0.0,1869.2 -0.0,210.0 289.8,210.2 289.1,176.6 285.5,0.0 1567.4,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0824/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[854.0,208.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.395636,39.163786]}},{"type":"Feature","properties":{"resourceCoords":[702.0,1869.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.39634,39.160838]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0825/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p825","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0825/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0825","type":"ImageService3","width":1640,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1544.0,1895.0 93.3,1886.2 95.0,1757.0 95.9,1679.6 -0.0,1678.8 -0.0,-0.0 1430.3,0.0 1428.8,275.7 1538.9,275.2 1544.0,1895.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0825/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39384575844171,39.1670632084364]}},{"type":"Feature","properties":{"resourceCoords":[1640.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39008372724848,39.166819900961755]}},{"type":"Feature","properties":{"resourceCoords":[1640.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39045405326347,39.16332906369532]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.3942160844567,39.16357237116997]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0826/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p826","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0826/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0826","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1659.0,1897.7 123.0,1892.4 109.0,277.1 -0.0,278.1 -0.0,-0.0 1659.0,0.0 1659.0,1897.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0826/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[116.0,755.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.390449,39.165483]}},{"type":"Feature","properties":{"resourceCoords":[1336.0,1894.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.387856,39.163245]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0827/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p827","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0827/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0827","type":"ImageService3","width":1640,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"17.8,1810.3 5.4,146.3 1640.0,143.4 1640.0,1804.9 17.8,1810.3\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0827/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39397164764058,39.16393389683855]}},{"type":"Feature","properties":{"resourceCoords":[1640.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39021142958651,39.16366495285149]}},{"type":"Feature","properties":{"resourceCoords":[1640.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39062075726518,39.16017564137545]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39438097531925,39.16044458536251]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0828/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p828","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"13"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0828/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0828","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1507.8,1798.2 279.8,1810.0 266.6,165.4 1495.4,156.0 1507.8,1798.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0828/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[608.0,716.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.389573,39.162352]}},{"type":"Feature","properties":{"resourceCoords":[608.0,1266.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3897,39.161358]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0829/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p829","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"21"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0829/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0829","type":"ImageService3","width":1626,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"93.7,255.4 208.3,254.8 208.7,0.0 1508.2,1.4 1507.3,271.1 1587.0,277.6 1592.7,810.4 1505.4,810.6 1501.6,1909.8 85.5,1902.5 93.7,255.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0829/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[393.0,254.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.386679,39.163161]}},{"type":"Feature","properties":{"resourceCoords":[902.0,1323.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.38571,39.161153]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0830/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p830","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0830/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0830","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1366.0,1786.7 1350.5,1910.0 -0.0,1910.3 -0.0,809.4 88.0,809.0 89.2,445.5 80.4,276.0 -0.0,269.8 -0.0,-0.0 1659.0,0.0 1659.0,1778.6 1366.0,1786.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0830/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38403383544075,39.163442670384455]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38020382014639,39.16317169252147]}},{"type":"Feature","properties":{"resourceCoords":[1659.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38061151694926,39.15965828989085]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38444153224361,39.15992926775383]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0831/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p831","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0831/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0831","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"200.8,1116.6 267.2,850.8 -0.0,785.2 -0.0,-0.0 1589.5,0.0 1589.0,89.7 1439.8,85.9 1426.9,934.4 1383.2,1849.8 1308.8,1848.1 1309.6,1791.2 1081.0,1788.5 1074.7,1901.9 155.4,1878.2 146.3,1949.0 -0.0,1949.0 -0.0,1067.4 200.8,1116.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0831/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.40404807255518,39.16456258560159]}},{"type":"Feature","properties":{"resourceCoords":[1657.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39660676547878,39.164173403351924]}},{"type":"Feature","properties":{"resourceCoords":[1657.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39719300717695,39.15733894334343]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.40463431425336,39.157728125593096]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0832/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p832","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"11"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0832/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0832","type":"ImageService3","width":1659,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"804.5,1843.9 -0.0,1862.2 -0.0,78.4 1557.0,46.0 1582.0,1294.5 1457.8,1372.3 796.0,1392.1 804.5,1843.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0832/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[972.0,752.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.39585,39.159544]}},{"type":"Feature","properties":{"resourceCoords":[230.0,71.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3973873,39.1609172]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0833/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p833","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0833/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0833","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1621.0,131.5 1616.2,1647.4 565.7,1925.7 577.0,1332.6 45.6,1357.7 68.0,113.3 1621.0,131.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0833/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39444839361178,39.1609041392619]}},{"type":"Feature","properties":{"resourceCoords":[1657.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39061471571173,39.16067536178094]}},{"type":"Feature","properties":{"resourceCoords":[1657.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.3909593235676,39.1571542291599]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39479300146765,39.15738300664086]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0834/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p834","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"21"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0834/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0834","type":"ImageService3","width":1663,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1390.3,1563.5 877.0,1572.6 893.4,1511.4 251.5,1545.6 203.6,107.4 1337.2,81.3 1390.3,1563.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0834/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[843.0,1566.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3896313,39.1577193]}},{"type":"Feature","properties":{"resourceCoords":[226.0,1148.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3909377,39.1585866]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0835/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p835","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"21"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0835/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0835","type":"ImageService3","width":1657,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1657.0,1167.8 1451.5,1186.5 1428.0,1659.2 -0.0,1641.8 -0.0,185.5 1657.0,210.1 1657.0,1167.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0835/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[163.0,1141.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.387903,39.158502]}},{"type":"Feature","properties":{"resourceCoords":[1134.0,1658.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.385719,39.157427]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p836 [1]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"6244.4"},{"label":"split_canvas_w","value":"2198.4"},{"label":"split_canvas_h","value":"1551.6"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836","type":"ImageService3","width":1663,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"0.0,1753.2 0.0,1949.0 549.6,1949.0 548.4,1561.4 0.0,1561.1 0.0,1753.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1561.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.37926067611245,39.08512459917081]}},{"type":"Feature","properties":{"resourceCoords":[549.6,1561.1],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.37940268121723,39.084131710673134]}},{"type":"Feature","properties":{"resourceCoords":[549.6,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38029875340202,39.084210017479435]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38015674829725,39.085202905977106]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p836 [2]","metadata":[{"label":"streets","value":"11"},{"label":"intersections","value":"11"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6652.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836","type":"ImageService3","width":1663,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"210.4,677.1 324.1,673.6 347.4,1434.7 608.1,1436.5 891.0,1728.7 1576.2,1720.5 1563.2,800.1 1542.3,805.7 1528.1,208.8 1100.9,223.7 871.3,329.0 205.7,346.0 210.4,677.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0836__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[600.0,332.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.395517,39.158378]}},{"type":"Feature","properties":{"resourceCoords":[1249.0,1724.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.394374,39.1557672]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0837__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p837 [2]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"12"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6608.0"},{"label":"split_canvas_h","value":"5565.6"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0837__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0837","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1601.2,60.5 1652.0,60.5 1652.0,0.0 1014.1,0.0 1016.0,113.8 -0.0,409.2 -0.0,1325.6 1619.7,1329.3 1601.2,60.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0837__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[504.0,850.2],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3923479,39.1564765]}},{"type":"Feature","properties":{"resourceCoords":[1016.0,117.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3910004,39.1577048]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0838/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p838","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0838/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0838","type":"ImageService3","width":1663,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1663.0,1949.0 123.3,1949.0 86.4,77.7 1663.0,72.0 1663.0,1325.1 1663.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0838/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38981233418879,39.15787497455084]}},{"type":"Feature","properties":{"resourceCoords":[1663.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38597749581294,39.157571997480716]}},{"type":"Feature","properties":{"resourceCoords":[1663.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38643220425983,39.15406235414322]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.39026704263568,39.15436533121335]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0839/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p839","metadata":[{"label":"streets","value":"20"},{"label":"intersections","value":"21"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0839/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0839","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"896.3,0.0 1121.0,0.0 1121.0,55.4 1594.5,61.2 1595.5,0.0 1652.0,0.0 1652.0,538.4 1482.9,703.9 1436.4,1949.0 -0.0,1949.0 8.0,97.3 895.5,110.2 896.3,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0839/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1331.0,58.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3977508,39.1577053]}},{"type":"Feature","properties":{"resourceCoords":[1385.0,1306.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3979575,39.1531912]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0840/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p840","metadata":[{"label":"streets","value":"14"},{"label":"intersections","value":"20"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0840/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0840","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,332.9 163.3,160.6 157.3,0.0 287.1,0.0 429.0,144.6 1580.7,123.0 1591.0,424.0 1672.0,422.8 1672.0,1949.0 -0.0,1949.0 -0.0,332.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0840/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1025.0,139.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3924433,39.1556]}},{"type":"Feature","properties":{"resourceCoords":[929.0,1757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3937578,39.1498448]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0841/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p841","metadata":[{"label":"streets","value":"17"},{"label":"intersections","value":"15"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0841/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0841","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1733.6 58.9,1734.8 76.4,792.5 284.5,791.8 295.2,552.6 399.1,542.6 396.6,58.7 1026.7,64.5 1035.4,0.0 1652.0,0.0 1652.0,1657.9 1337.9,1655.2 1403.2,1902.8 870.9,1899.3 870.7,1949.0 -0.0,1949.0 -0.0,1733.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0841/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1027.0,64.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3813157,39.1597791]}},{"type":"Feature","properties":{"resourceCoords":[457.0,1424.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.38447,39.155062]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0842/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p842","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0842/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0842","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1672.0,-0.0 1672.0,1949.0 -0.0,1949.0 -0.0,0.0 1672.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0842/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.28710585811314,39.200082828428805]}},{"type":"Feature","properties":{"resourceCoords":[1672.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.28784889289456,39.194095753898075]}},{"type":"Feature","properties":{"resourceCoords":[1672.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.29679121056512,39.19477171988884]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.2960481757837,39.20075879441957]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0843/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p843","metadata":[{"label":"streets","value":"4"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0843/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0843","type":"ImageService3","width":1652,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1652.0,1949.0 -0.0,1949.0 -0.0,-0.0 1652.0,0.0 1652.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0843/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4333436,39.1472957]}},{"type":"Feature","properties":{"resourceCoords":[1652.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4264801,39.1469316]}},{"type":"Feature","properties":{"resourceCoords":[1652.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.427034,39.1406516]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4338975,39.1410157]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0844__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p844 [1]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6688.0"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0844__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0844","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1672.0,552.9 1505.7,569.6 1359.2,567.3 1357.4,443.4 1132.1,446.3 1128.2,0.0 -0.0,-0.0 -0.0,1949.0 1357.0,1949.0 1531.0,1949.0 1672.0,1949.0 1672.0,552.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0844__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[114.0,37.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.364537,39.189043]}},{"type":"Feature","properties":{"resourceCoords":[1624.0,1886.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.361407,39.185518]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0845/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p845","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0845/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0845","type":"ImageService3","width":1645,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1645.0,1949.0 -0.0,1949.0 -0.0,-0.0 1645.0,0.0 1645.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0845/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.31149416828748,39.16667450187231]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.30383253529429,39.16617453466702]}},{"type":"Feature","properties":{"resourceCoords":[1645.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.30459117251496,39.15908658556808]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.31225280550815,39.15958655277337]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0846/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p846","metadata":[{"label":"streets","value":"13"},{"label":"intersections","value":"32"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0846/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0846","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,1949.0 -0.0,-0.0 1672.0,0.0 1672.0,1949.0 -0.0,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0846/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[630.0,993.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.428092,39.065662]}},{"type":"Feature","properties":{"resourceCoords":[1287.0,1791.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4239068,39.0638711]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p849 [1]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"7"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3096.4"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849","type":"ImageService3","width":1660,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 -0.0,1949.0 50.5,1949.0 50.3,1931.3 774.0,1913.1 771.9,0.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[48.0,1520.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.389598,39.091778]}},{"type":"Feature","properties":{"resourceCoords":[687.1,92.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.385939,39.09664]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p849 [2]","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"10"},{"label":"split_canvas_x","value":"3087.6"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"3552.4"},{"label":"split_canvas_h","value":"7796.0"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849","type":"ImageService3","width":1660,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"794.2,83.1 772.0,82.8 774.1,1949.0 778.5,1949.0 1660.0,1949.0 1660.0,508.0 1660.0,273.0 1660.0,194.5 1537.8,191.8 1540.5,58.0 794.2,65.6 794.2,83.1\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0849__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1366.3,437.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.387278,39.088769]}},{"type":"Feature","properties":{"resourceCoords":[1597.1,1538.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.386675,39.084704]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0850__6/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p850 [6]","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"5474.8"},{"label":"split_canvas_w","value":"1878.8"},{"label":"split_canvas_h","value":"2321.2"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0850__6/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0850","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"469.7,1949.0 456.9,1368.7 0.0,1382.8 0.0,1486.0 0.0,1949.0 469.7,1949.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0850__6/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,1368.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38621583261614,39.090656362015835]}},{"type":"Feature","properties":{"resourceCoords":[469.7,1368.7],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.3851222738209,39.09055873070276]}},{"type":"Feature","properties":{"resourceCoords":[469.7,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38527668114251,39.089502108025194]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1949.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.38637023993776,39.08959973933827]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0852__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p852 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"split_canvas_x","value":"3794.4"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"2893.6"},{"label":"split_canvas_h","value":"2137.2"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0852__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0852","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1672.0,0.0 949.2,0.0 948.6,534.3 1672.0,523.3 1672.0,0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0852__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[948.6,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.40470746165518,39.16191383748201]}},{"type":"Feature","properties":{"resourceCoords":[1672.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.40310407164223,39.16151659084094]}},{"type":"Feature","properties":{"resourceCoords":[1672.0,534.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.40348207914145,39.16059993908706]}},{"type":"Feature","properties":{"resourceCoords":[948.6,534.3],"type":"corner"},"geometry":{"type":"Point","coordinates":[-84.4050854691544,39.16099718572813]}},{"type":"Feature","properties":{"resourceCoords":[1498.2,147.1],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.4035935,39.1613597]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0854/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p854","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"15"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0854/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0854","type":"ImageService3","width":1672,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,-0.0 1430.9,0.0 1427.6,659.2 1505.7,660.2 1505.1,892.0 1672.0,892.1 1672.0,1116.9 1532.6,1271.8 1580.2,1458.8 1672.0,1459.2 1672.0,1949.0 -0.0,1949.0 -0.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0854/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[565.0,1267.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.384239,39.146163]}},{"type":"Feature","properties":{"resourceCoords":[1508.0,431.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3819587,39.1474962]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0855__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p855 [1]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"8"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6588.0"},{"label":"split_canvas_h","value":"5952.4"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0855__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0855","type":"ImageService3","width":1647,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"242.8,1151.2 106.5,1304.4 152.3,1480.8 291.6,1483.9 450.7,1488.1 452.5,1330.8 591.3,1198.7 1647.0,1216.6 1647.0,0.0 79.5,0.0 79.4,52.9 -0.0,53.3 -0.0,702.0 76.9,702.6 77.5,930.7 241.7,930.0 242.8,1151.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0855__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1421.0,477.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.378878,39.147294]}},{"type":"Feature","properties":{"resourceCoords":[78.0,477.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3819587,39.1474962]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0858/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p858","metadata":[{"label":"streets","value":"9"},{"label":"intersections","value":"8"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0858/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0858","type":"ImageService3","width":1629,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1629.0,-0.0 1629.0,1949.0 -0.0,1949.0 -0.0,0.0 1629.0,-0.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0858/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[724.0,213.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.3901629,39.1412181]}},{"type":"Feature","properties":{"resourceCoords":[1202.0,1107.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.393771,39.13886]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0859/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Cincinnati, Ohio | 1950 | sanborn06645_032 p859","metadata":[{"label":"streets","value":"12"},{"label":"intersections","value":"18"}],"created":"2026-09-22T12:12:54Z","modified":"2026-09-22T12:12:54Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0859/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0859","type":"ImageService3","width":1637,"height":1949},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"-0.0,449.2 359.6,452.9 360.4,402.8 896.5,412.0 833.2,161.9 1149.6,168.0 1151.3,0.0 1637.0,0.0 1637.0,1949.0 1424.8,1949.0 1427.3,1762.2 645.2,1751.8 645.2,1775.6 -0.0,1772.8 -0.0,449.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd408m:g4084m:g4084cm:g4084cm_g06645195009:06645_09_1950-0859/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1476.0,857.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.377745,39.151328]}},{"type":"Feature","properties":{"resourceCoords":[646.0,1532.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-84.381787,39.149131]}}]}}]}