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

Keyword Search

Some suggestions on safety in timbering anthracite mines

Some information on timbering bituminous-coal mines

Published Year

• 1930-1939 (2) *

Subject

• Mine timbering (2) *
• Coal mines and mining--Safety measures (1)

Author

• Currie, Robert Dewey, (1)
• Forbes, John J. V. (1)
• Owings, C. W. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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