Electrical viewpoint in a complete safety survey of a coal mine

Author:	Gleim, E. J.
Year:	1936
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:6894
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	6894
Subjects:	Mine safety
	Electricity in mining
Link:	https://hdl.handle.net/2027/mdp.39015077569385