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

Keyword Search

Classification and tabling of difficult ores :with particular attention to fluorspar

Published Year

• 1920-1929 (1)

Subject

• Fluorspar (1)
• Ore-dressing (1) *

Author

• Coghill, William Hawes, (1) *

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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