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Search U.S. government technical reports digitized or harvested by TRAIL.
Keyword Search
3 results returnedActive list of permissible explosives and blasting devices approved before Jan. 1, 1965
Active list of permissible explosives and blasting devices approved before December 1, 1967
Active list of permissible explosives and blasting devices approved before July 1, 1970
Published Year
Subject
- Coal mines and mining--Explosives (3) *
- Explosives--Law and legislation--United States (3)
- Blasting (1)
Author
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