Stemming in metal mines.

Author: Agnew, Wing G.
Additional Authors: Johnson, John A., Mosier, McHenry.
Year: 1942
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:3646
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 3646
Subjects: Mine safety
Blasting
Link: https://hdl.handle.net/2027/mdp.39015078518266

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