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Permissible explosives tested prior to January 1, 1911 and precautions to be taken in their use

Permissible explosives tested prior to January 1, 1912 and precautions to be taken in their use

The use and misuse of explosives in coal mining

Published Year

• 1910-1919 (3)

Subject

• Coal mines and mining--Explosives (3) *
• Explosives (3)

Author

• Hall, Clarence. (2)
• Holmes, J. A. (1)
• Rutledge, J. J. (1)

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