Use of diesel engines in tunnels

Author:	Ash, S. H.
Additional Authors:	Naus, L. L.
Year:	1942
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:7222
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	7222
Subjects:	Diesel motor--Safety measures
	Mining machinery--Safety measures
	Diesel motor exhaust gas
	Diesel locomotives
Link:	https://hdl.handle.net/2027/mdp.39015074126981