Comparison of storage-battery and cable-reel gathering locomotives in a West Virginia coal mine

Author:	Owings, C. W.
Year:	1931
Document Type:	BMRA
Issuing Agency:	United States Bureau of Mines,
SUDOC:	C 22.12:3121
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	3121
Subjects:	Coal mines and mining--West Virginia
	Coal--Transportation
	Locomotives
Link:	https://hdl.handle.net/2027/mdp.39015077567629