Active list of permissible explosives and blasting devices approved before December 31, 1975
By: by J. Ribovich and R. W. Watson ; Pittsburgh Mining and Safety Research Center, and J. J. Seman ; Pittsburgh Technical Support Center
Contributors: Seman, J. J. jt. auth; Watson, Richard William, 1927-; United States. Mining Enforcement and Safety Administration
Series: MESA informational report IR ; 1046
Publisher: U.S. Dept. of the Interior, Mining Enforcement and Safety Administration
Published: 1976
Place of publication: [Washington]
Language: eng
Number of pages: 10
Subjects: Explosives -- Law and legislation -- United States; Explosives -- Catalogs
Notes: Supersedes Bureau of Mines information circular 8597

Bibliography: p. 7