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

Keyword Search

Some Innovations in Equipment For Scaling High Roofs and Mine Walls

Published Year

• 1950-1959 (1)

Subject

• Coal mines and mining -- Equipment and supplies. (1) *
• Mine safety. (1)

Author

• Brown, Brinton C. (1) *
• Wright, Fred D. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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