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

Keyword Search

Study of preheating Colorado oil shale

Design of underground mine openings oil-shale mine, Rifle, Colo.

Published Year

• 1950-1959 (2) *

Subject

• Oil-shale industry (2) *
• Oil-shales--Colorado (2)
• Mining engineering (1)

Author

• Hubbard, Arnold B. (1)
• Merrill, Robert H. (1)
• Robinson, W. E. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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