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

Keyword Search

Concentration of oxide manganese ores from the vicinity of Long Valley, Coconino County, Ariz.

Published Year

• 1940-1949 (1)

Subject

• Manganese ores--Arizona--Coconino County--Metallurgy (1)
• Ore-dressing (1) *

Author

• Ipsen, A. O. (1)
• Poole, H. G. (1) *
• Schack, C. H. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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