Earth vibrations caused by mine blasting :progress report 2

Author:	Thoenen, J. R.
Additional Authors:	Windes, S. L.
Year:	1938
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
Series:	Report of investigations / United States. Bureau of Mines ;
Report Number:	3407
Subjects:	Mines and mineral resources
	Mine explosions
	Mine safety
	Blasting
	Mine safety--United States
	Blasting--Safety measures
	Blasting--Environmental aspects
Link:	https://hdl.handle.net/2027/mdp.39015086556050