Bitumen - Bearing Deposits of the United States; U. S. Geological Survey Bulletin 1784
by Bonnie L. Crysdale, Christopher J. Schenk
$25 · Offered by Crossroads Books
United States Government Printing Office, 1988. softcover, 11" x 8.5", two folded plates inside rear pocket, 45 pages, 1123 written on cover. More
- Binding: Softcover
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