Geology of the Ducktown, Isabella, and Persimmon Creek Quadrangles, Tennessee and North Carolina: Usgs Open-File Report 68-128 by Robert Mann Hernon, M. L. Maslia, R. H. Johnston

Geology of the Ducktown, Isabella, and Persimmon Creek Quadrangles, Tennessee and North Carolina: Usgs Open-File Report 68-128

Robert Mann Hernon, M. L. Maslia, R. H. Johnston

80 pages • missing pub info (view editions)

nonfiction politics
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The United States Geological Survey (USGS) is a scientific organization created in 1879, and is part of the U.S. government. Their scientists explore our environment and ecosystems, to determine the natural dangers we are facing. The agency has ov...

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