Inspection and testing of mine-type electrical equipment for permissibility

Author:	ILsley, L. C.
Additional Authors:	Brunot, H. B., Gleim, E. J.
Year:	1941
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:7185
Series:	Information circular / United States. Bureau of Mines ;
Report Number:	7185.
Subjects:	Mining machinery--Electric equipment--Testing
	Electricity in mining
Link:	https://hdl.handle.net/2027/mdp.39015078535443