Premining investigations for hardrock mines :proceedings, Bureau of Mines Technology Transfer Seminar, Denver, Colo., Sept. 25, 1981

Year: 1982
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:8891
Series: Information circular / U.S. Dept. of the Interior, Bureau of Mines ;
Report Number: 8891
Subject: Mine examination--Congresses
Link: https://hdl.handle.net/2027/mdp.39015078454991

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