A Preliminary Report on the Geology and Gold Deposits of the Rochford District, Black Hills, South Dakota.

Washington, D. C. United States Government Printing Office, 1972. Paperback. 9" x 5.75". 24pp. Stapled paper wrappers. Ownership blindstamp, else near fine condition. A good technical study. With four large folding maps in a pocket at the rear of the book. Item #15035

Price: $20.00

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