Predicting probable roof fall areas in advance of mining by geological analysis

Author:	Overbey, W. K.
Additional Authors:	Komar, C. A., Pasini, J.,
Year:	1973
Document Type:	TPRM
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines ;
SUDOC:	I 28.26/6:70
Series:	Technical progress report ;
Report Number:	70
Subjects:	Mining engineering
	Stoping (Mining)
Link:	https://hdl.handle.net/2027/mdp.39015077583386