Mineral Appraisal of the Coronada National Forest, Part 3, Winchester Mountains Unit, Cochise County, Arizona; MLA 10-93
Denver, Colorado: Intermountain Field Operations Center, 1993. black spiral comb, 11" x 8.5", 1 folded plate inside rear pocket, 21 pages. near fine. Item #5569995
from the summary, "Between 1988 and 1992, the U.S. Bureau of Mines studied the mineral resources of the Coronado National Forest to appraise and determine types and locations of deposits that could be mined economically, both under current conditions and for those of the foreseeable future.'.
Price: $55.00
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Earth Science,
Mining
See all items by Robert C. Armstrong, S. Don Brown