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

Keyword Search

Measurement of pressures on rock pillars in underground mines.

Published Year

• 1930-1939 (1) *

Subject

• Mine roof control (1)
• Rock mechanics (1)
• Rock pressure (1) *

Author

• Obert, Leonard, (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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