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Mineral Resources of the Mount Jefferson Primitive Area, Oregon
An evaluation of the mineral potential of the area.
The Chopawamsic Formation--
An evaluation of the mineral potential of the area.
Mineral Resources of the Pasayten Wilderness Area, Washington
An evaluation of the mineral potential of the area.
Mineral Resources of the Absaroka Primitive Area and Vicinity, Park and Sweet Grass Counties, Montana
A mineral and geophysical survey of the area.
Bibliography of North American Geology
1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation includes material previously issued in the 1929/30-1935/36 issues and also material for 1937-39 not published separately.
