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

Keyword Search

Distribution of sulfur and ash in part of Pittsburgh seam and probable mode of deposition

Forecasts of chemical, physical, and utilization properties of coalfor technical and economic evaluation of coal seams

Published Year

• 1970-1979 (2)

Subject

• Coal--Pennsylvania--Analysis (2) *

Author

• Gomez, Manuel, (2) *
• Donaven, Donald J. (1)
• Donaven, Donald J., (1)
• Kent, Bion H. (1)

• About TRAIL
• FAQ
• Join TRAIL
• Contact Us

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