Official changes in the active list of permissible explosives and blasting devices for January, 1932

Author: Turner, Scott.
Year: 1932
Document Type: BMRA
Issuing Agency: U.S. Dept. of Commerce, Bureau of Mines,
SUDOC: C 22.12:3161
Series: Report of investigations / United States Department of Commerce, Bureau of Mines ;
Report Number: 3161
Subject: Explosives--Safety regulations--1932
Link: https://hdl.handle.net/2027/mdp.39015077562760

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