1. Geologic map of Boyle County, Kentucky Yale Public content 1929. 2018-04-10T19:57:47Z. 2018-09-05T19:19:11Z. Miller, R. (Raymond), cartographer. Kentucky Geological Survey,Williams & Heintz Co. English. cartographic image. Public. Kentucky, Boyle County, Boyle County (Ky.), and Boyle County.