Soil Survey of Boyle and Mercer Counties, Kentucky William H. Craddock Published: 1983 Total Pages: 222 Get eBook
Soil Survey of Mercer County, Kentucky Howard William Higbee Published: 1930 Total Pages: 74 Get eBook
The Topography of Kentucky: a Systematic Study and Classification of All the Prominent Physical Features of Kentucky Willard Rouse Jillson Published: 1928 Total Pages: 320 Get eBook