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

Keyword Search

Mine subsidence--extent and cost of control in a selected area.

Published Year

• 1970-1979 (1)

Subject

• Coal mines and mining--Pennsylvania (1)
• Mining engineering (1) *
• Subsidences (Earth movements) (1)

Author

• Cochran, William, (1) *

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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