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Preventing accidents by the proper use of permissible explosives

How to use permissible explosives properly

Published Year

• 1930-1939 (2)

Subject

• Mine safety (2) *
• Accidents--Prevention--United States (1)
• Explosives (1)
• Explosives industry--United States (1)
• Mine accidents (1)

Author

• Harrington, D. (2)
• Howell, S. P. (2) *

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