Materials Survey, Cobalt, 1950

Consumption of Explosives in ...

Mandatory Safety Standards, Underground Coal Mines

Miscellaneous Portable and Semiportable Electric Mine Lamps: Procedure in Testing, Fees Charged, and Requirements for Approval [approved] June 1, 1932

United States Department of the Interior Bureau of Mines Coal Mine Safety Inspection Manual for Underground Mines

1950 Materials Survey, Antimony, March 1951

Annual Report: Volumes 1-4

Consumption of Explosives in ...

Materials Survey, Iron Ore; May 1956

Minor Metals and Nonmetallic Minerals: Address by John Wellington Finch, October 26, 1938

Coal -- Bituminous and Lignite in 1972: Preliminary Release of Information Pending Publication of the Bureau of Mines Minerals Yearbook

Metal and Nonmetal Mine Health and Safety: Underground Mine Standards