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

Keyword Search

The production and use of brown coal in the vicinity of Cologne, Germany

Published Year

• 1910-1919 (1) *

Subject

• Briquets (Fuel) industry--Germany--Cologne Region (1) *
• Coal mines and mining--Germany--Cologne Region (1)
• Lignite industry--Germany--Cologne Region (1)
• Lignite--Germany--Cologne Region (1)

Author

• Davis, Charles Albert, (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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