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Permissible explosives tested prior to March 1, 1913

Permissible explosives tested prior to January 1, 1914

Methods for routine work in the Explosives physical laboratory of the Bureau of mines

Published Year

• 1910-1919 (3) *

Subject

• Coal mines and mining--Explosives (3) *
• Explosives (2)
• Explosives--Testing (1)

Author

• Hall, Clarence. (2)
• Howell, S. P. (1)
• Tiffany, J. E. (1)

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