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

Keyword Search

Reconnaissance of phosphate-rock deposits in Arkansas, Kansas, Oklahoma, and Texas

Published Year

• 1950-1959 (1)

Subject

• Phosphate rock--Arkansas (1)
• Phosphate rock--Kansas (1)
• Phosphate rock--Oklahoma (1)
• Phosphate rock--Texas (1) *

Author

• Ryan, J. P. (1) *

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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