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Diamond-drill-core storage at Mount Weather Testing Adit
Shaped charges applied to mining:
Storage and cataloging of drill core by the Bureau of Mines
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Published Year
1940-1949 (2)
1950-1959 (1)
Subject
Drill cores (1)
Drilling and boring (1)
Mine blasting (1)
Author
Hill, James E. (3) *
Agnew, Wing G. (1)
Draper, Hiram C. (1)