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GOLD CONTENT OF WATER, PLANTS, AND ANIMALS: GEOLOGICAL SURVEY CIRCULAR 625
Washington, DC: United States Geological Survey [USGS], 1970. Revised edition. Soft cover. Fine. Item #51698
Fifteen pages with three tables and references. Name printed on the front cover. A fine and bright copy.
Price: $20.00
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Geology, Hydrology, Petrology, Paleontology,
Government Publications
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