Quicksilver Deposits of the Bonanza-Nonpareil, District, Douglas County, Oregon Contributions to Economic Geology, 1947
United States Government Printing Office, Washington, DC, 1951. First Edition. Paperback. Very Good. Item #19184
Unmarked. Plate and map intact in back pocket. ; Book Description; Spine has staples. Pages are clean and not marred by notes or folds. Covers are square with wear as noted. Ships Safe and FastThe Bonanza-Nonpareil, District of Douglas County, Oregon occupies a narrow belt, about 8 miles long, trending North-Norheast. It lies entirely within the Umpqua formation of Eocene age; U. S. Geological Survey. Bulletin; Textbook; Vol. 955F; 8vo 8" - 9" tall; 225-251 pages DC5.
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