Design of bolting systems to reinforce bedded mine roof

Author: Panek, Louis Anthony,
Year: 1956
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:5155
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 5155
Subject: Mine roof bolting
Link: https://hdl.handle.net/2027/mdp.39015078468363

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