Permissible Mine Equipment Approved by the Bureau of Mines During 1965-66 F. R. Lee Published: 1968 Total Pages: 34 Get eBook
Permissible Mine Equipment Approved by the Bureau of Mines During 1967-68 F. R. Lee Published: 1970 Total Pages: 34 Get eBook
Permissible Electric Face Equipment and Other Mine Equipment Approved from January 1969 Through December 1974 F. R. Lee Published: 1977 Total Pages: 96 Get eBook
Permissible Mine Equipment Approved by the Bureau of Mines During 1963-64 Frank R. Lee Published: 1966 Total Pages: 26 Get eBook
Catalog of Books and Reports in the Bureau of Mines Technical Library, Pittsburgh, Pa United States. Bureau of Mines. Technical Library, Pittsburgh Published: 1968 Total Pages: 778 Get eBook
List of Bureau of Mines Publications and Articles ... with Subject and Author Index United States. Bureau of Mines Published: 1970 Total Pages: 450 Get eBook
Informational Report - Mining Enforcement and Safety Administration United States. Mining Enforcement and Safety Administration Published: 1977 Total Pages: 604 Get eBook
