- Author
-
Bureau of Mines
- Coporate
- Bureau of Mines, Pittsburgh, PA
- Report
-
IC 8753,
- Book or Conf
- U.S. Bureau of Mines. Respirable Dust Control. Bureau of Mines Technology Transfer Seminars. September 21, 1976 and September 23, 1976,
Pittsburgh, PA and St. Louis, MO,
124 p.,
1977
- Keywords
-
dust
|
coal mines