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

Keyword Search

Selected geologic factors affecting mining of the Pittsburgh coalbed

Methods of determining the orientations of bedrock fracture systems in southwestern Pennsylvania and northern West Virginia

Published Year

• 1970-1979 (2)

Subject

• Coal mines and mining--Pennsylvania (2) *
• Coal mines and mining--West Virginia (2)
• Methane (1)
• Mining geology (1)

Author

• Diamond, W. P. (2) *
• McCulloch, C. M. (2)
• Bench, B. M. (1)
• Bench, Bernard M. (1)
• Deul, Maurice. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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