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1Published 1993“...U.S. Dept. of the Interior, Bureau of Mines,...”
Government Document Microform Book -
2by Goris, J. M. (John M.), 1938-“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1993
Government Document Microform Book -
3Published 1995“...U.S. Dept. of Interior, Bureau of Mines,...”
Government Document Microform Book