http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Mining Enforcement and Safety Administration.
U.S. Department of Labor, Mine Safety and Health Administration.
Vols. for 1981- distributed to depository libraries in microfiche.
Vols. for 1948- issued by the United States Bureau of Mines; 19<71>-75 by the Mining Enforcement and Safety Administration; 1976- by the Mine Safety and Health Administration.
Bulletin (United States. Bureau of Mines)
Information circular (United States. Bureau of Mines)
Informational report (United States. Mine Safety and Health Administration)
Informational report / U.S. Department of Labor, Mine Safety ad Health Administration
Mine Safety and Health Administration, Rm. 1237-A, 4015 Wilson Blvd., Arlington, Va., 22203