1. Map of the subsurface structural geology of the Bells Run Anticline, Ohio County, Ky. Yale Public content 1927. 2018-05-07T18:05:02Z. 2018-09-05T19:37:37Z. Eyl, W. C., cartographer. Kentucky Geological Survey. English. cartographic image. Public. Kentucky, Ohio County, Ohio County (Ky.), and Ohio County.