Storage of explosives in underground mines of the Lake Superior District

Author: Cash, Frank E.
Year: 1946
Document Type: USBI
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.27:7343
Series: Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number: 7343
Subjects: Iron mines and mining--Michigan
Iron mines and mining--Wisconsin
Iron mines and mining--Minnesota
Mine explosives
Link: https://hdl.handle.net/2027/mdp.39015074127641

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