Recommended standards for installation and maintenance of haulage roads

Author:	Kingery, D. S.
Additional Authors:	Curry, T. F.
Year:	1954
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:7701
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	7701
Subjects:	Mine railroad tracks--Maintenance and repair--Standards
	Mine railroad tracks--Standards
Link:	https://hdl.handle.net/2027/mdp.39015077562455