A test of treated timbers in a mine at Negaunee, Mich.

Author: Crawford, F. S.
Additional Authors: Wirka, R. M.
Year: 1950
Document Type: BMRA
Issuing Agency: U.S. Dept. of the Interior, Bureau of Mines,
SUDOC: I 28.23:4622
Series: Report of investigations / United States Department of the Interior, Bureau of Mines ;
Report Number: 4622
Subjects: Wood preservatives--Testing
Mine timbering--Preservation
Mine timbering--Testing
Link: https://hdl.handle.net/2027/mdp.39015078486993

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