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The effect of stemming on the efficiency of explosives

Magazines and thaw houses for explosives

Investigations of fuse and miners' squibs

Permissible explosives tested prior to March 1, 1913

Permissible explosives tested prior to January 1, 1914

Published Year

• 1910-1919 (5)

Subject

• Explosives (5) *
• Coal mines and mining--Explosives (2)

Author

• Hall, Clarence. (5) *
• Howell, S. P. (2)
• Snelling, Walter O. (1)

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