Mobile diesel-powered transportation equipment for gassy noncoal mines and tunnels approved by the Bureau of Mines, 1961-66

Additional Authors:	Seman, Joseph J., Scott, Frank E., Davis, Rogers F., Zelonka, John R.
Year:	1967
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:8354
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	8354
Subjects:	Mine safety
	Mines and mineral resources--Equipment and supplies
Link:	https://hdl.handle.net/2027/mdp.39015078516823