Washington, D. C. U. S. Geological Survey, 1987. First Edition. Paperback. Unmarked. ; 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 Fast. ; U.S. Geological Survey bulletin; Vol. 1682; 4to 11" - 13"..... More
Washington, D. C. U. S. Geological Survey, 1986. First Edition. Paperback. Unmarked. ; 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 Fast. Data on grades, tonnages, and geology of selected Tertiary epithermal precious-..... More
Reston, VA: U.S. Geological Survey, 2001. softcover, 11" x 8.5", 13 pages, from the preface, "Global demand for mineral resources will continue to increase for the foreseeable future because of the continuing increase in global population and the desire to improve living standards worldwide." More
Washington, D.C. United States Government Printing Office, 1992. stapled binding, 11" tall, 22 pages, some underlining with green. The Walker Lake 1º x 2º quadrangle in eastern California and Western Nevada was studied by an interdisciplinary research team to appraise its mineral resources. DT1. More