Three-component borehole deformation gage for determining the stress in rock

Author:	Merrill, Robert H.
Year:	1967
Document Type:	BMRA
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.23:7015
Series:	Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number:	7015
Subjects:	Rock pressure
	Gages
Link:	https://hdl.handle.net/2027/mdp.39015078531434