Explosions and other accidents from mudcapped shots in coal mines

Author:	Harrington, D.
Additional Authors:	Owings, C. W.
Year:	1929
Document Type:	USBI
Issuing Agency:	U.S. Dept. of Commerce, Bureau of Mines,
SUDOC:	C 22.11:6158
Series:	Information circular / United States Department of Commerce, Bureau of Mines ;
Report Number:	6158
Subjects:	Mine explosions
	Coal mines and mining--Safety measures
Link:	https://hdl.handle.net/2027/mdp.39015077570326