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Magazines and thaw houses for explosives

Investigations of fuse and miners' squibs

Investigations of Explosives Used in Coal Mines

Permissible explosives :tested prior to January 1, 1917

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

Sensitiveness of explosives to frictional impact

Published Year

• 1910-1919 (6) *

Subject

• Explosives (4)
• Coal mines and mining--Explosives (1)
• Coal mines and mining--Safety measures (1)
• Explosives--Testing (1)

Author

• Howell, S. P. (6) *
• Hall, Clarence. (2)
• Hall, Clarence (1)
• Snelling, W. O. (1)
• Tiffany, J. E. (1)

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