Tests of gas masks and respirators for protection from locomotive smoke in railroad tunnels with analyses of tunnel atmospheres

Author:	Fieldner, Arno Carl,
Additional Authors:	Kinney, S. P., Katz, S. H.
Year:	1922
Document Type:	USBM
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.7:292
Series:	Technical paper / United States Department of the Interior, Bureau of Mines ;
Report Number:	292
Subjects:	Gas masks
	Tunnels
	Gases, Asphyxiating and poisonous
Link:	https://hdl.handle.net/2027/mdp.39015077568015