Fireproofing mine shafts

Author:	Guiteras, Jos. R.
Year:	1939
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:7075
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	7075
Subjects:	Mine shafts--Fires and fire prevention
	Fire prevention
	Mine fires--Prevention and control
Link:	https://hdl.handle.net/2027/mdp.39015077570482