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Diamond-drill-core storage at Mount Weather Testing Adit

Shaped charges applied to mining:

Published Year

• 1940-1949 (2) *

Subject

• Drilling and boring (1)
• Mine blasting (1)

Author

• Hill, James E. (2) *
• Agnew, Wing G. (1) *
• Draper, Hiram C. (1)

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