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1by Panek, Louis Anthony, 1919-“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1987
Government Document Book -
2by Jude, Charles V.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1995
Government Document Microform Book -
3by Brink, Susan“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1995
Government Document Microform Book -
4by Hazen, Scott W.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1963
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5by Romslo, T. M.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1950
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6by Wilson, E. D.“...Report of investigations (United States. Bureau of Mines) ;...”
Published 1957
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Government Document eBook