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

Keyword Search

Annual report of research and technologic work on coal, fiscal year 1940

Published Year

• 1940-1949 (1) *

Subject

• Coal (1)
• Coal mines and mining--United States (1)

Author

• Fieldner, Arno Carl, (1)
• Rice, W. E. (1) *

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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