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Minable Reserves, Petrography, Chemical Characteristics, and Washability Tests of Coal Occurring in the Coos Bay Coal Field, Coos County, Oregon
Report issued by the Bureau of Mines discussing the coal reserves of Coos County, Oregon. Investigations conducted on the minable coal reserves are presented in detail. This report includes tables, maps, illustrations, and photographs.
Date:
1948
Creator:
Toenges, Albert L.; Dowd, James J.; Turnbull, Louis A.; Schopf, J. M.; Cooper, H. M.; Toenges, Albert L. et al.
System:
The UNT Digital Library
Notes on the Black Sand Deposits of Southern Oregon and Northern California
Technical paper issued by the Bureau of Mines over the black sands of Oregon and California. The history, and character of the deposits are presented. This paper includes tables, maps, photographs, and illustrations.
Date:
1918
Creator:
Hornor, R. R.
System:
The UNT Digital Library