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1by Chilton, J. E.“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1983
Government Document Book -
2by Chilton, J. E.“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1987
Government Document Book -
3by Welsh, Jeffrey H.“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1987
Government Document Book -
4by Chilton, J. E.“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1989
Government Document Microform Book -
5by Chilton, J. E.“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1992
Government Document Microform Book -
6by Dubaniewicz, T. H. (Thomas H.)“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1995
Government Document Microform Book -
7by Dubaniewicz, T. H. (Thomas H.)“...U.S. Dept. of the Interior, Bureau of Mines,...”
Published 1992
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Government Document Book