U.S. Department of the Interior; Bureau of Mines
view article (10.004545)
Bureau of Mines, Pittsburgh, PA
U.S. Department of the Interior, Bureau of Mines. Coal Mine Fire and Explosion Prevention. Proceedings: Bureau of Mines Technology Transfer Seminars. March 2, 1978 and March 14, 1978,
Pittsburgh, PA and Denver, CO,
102 p.,
1978