Accidents due to explosives in metal mines of the Southwest, as shown by records in Arizona

Author:	Gardner, E. D.
Year:	1926
Document Type:	USBM
Issuing Agency:	U.S. Dept. of Commerce, Bureau of Mines :
SUDOC:	C 22.5:400
Series:	Technical paper / United States Department of Commerce, Bureau of Mines ;
Report Number:	400
Subjects:	Explosives
	Blasting
	Mine accidents
Link:	https://hdl.handle.net/2027/mdp.39015078543447