Search U.S. government technical reports digitized or harvested by TRAIL.

Keyword Search

Technologic and related trends in the mineral industries, 1972

Providing new sources of mineral supply

Published Year

• 1970-1979 (2) *

Subject

• Mines and mineral resources--United States (2) *
• Mineral industries--United States (1)

Author

• Gries, John Paul, (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

Search developed and maintained by the University of Washington Libraries
Copyright 2010