Geology of the Clay Hills Area San Juan County, Utah
1960
by Mullens, Thomas E.
U. S. Government Printing Office, 1960. Good. Mullens, Thomas E.. Geology of the Clay Hills Area San Juan County, Utah. Washington, DC: U. S. Government Printing Office, 1960. Indexed. Illustrated. 8vo. Stapled wraps. Book condition: Good with rubbed edges and sunned spine. (Inventory #: UMULGEO02CZC)