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

Keyword Search

Surface and underground coal mine equipment population, 1982

Published Year

• 1980-1989 (1)

Subject

• Coal-mining machinery--United States (1) *

Author

• Pojar, Michael G. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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