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by Maughan, Edwin K., 1926-1995
[Denver, CO] : U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1990
[Denver, CO] : U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1990
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Government Document
Book
3
by Nelson, Willis H. (Willis Howard), 1920-2010
Washington : Denver, CO : U.S. G.P.O. ; For sale by the Books and Open-file Reports Section, U.S. Geological Survey, 1990
Washington : Denver, CO : U.S. G.P.O. ; For sale by the Books and Open-file Reports Section, U.S. Geological Survey, 1990
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Government Document
Book
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