The Mineral and Forest Resources of Kentucky. Vol. 1 Kentucky. Dept. of Geology and Forestry Published: 1919 Total Pages: 438 Get eBook
The Mineral and Forest Resources of Kentucky. Vol. 1 Willard Rouse Jillson Published: 1919 Total Pages: 374 Get eBook
The Mineral and Forest Resources of Kentucky Kentucky. Department of Geology and Forestry Published: 1919 Total Pages: 270 Get eBook
The Oil and Gas Resources of Kentucky Willard Rouse Jillson Published: 1920 Total Pages: 658 Get eBook
Oil Shale of the Rocky Mountain Region Dean Eddy Winchester Published: 1923 Total Pages: 758 Get eBook
