This report presents a summary of the principal geologic and physiographic features of the upper part of the Snake River Canyon between Oregon and Idaho. The area discussed extends from Farewell Bend near...

An occurrence of vermiculitized biotite in northeastern Oregon / Lloyd W. Staples and Howard C. Brooks -- Thrust faulting in the Roseburg area, Oregon / Ewart M. Baldwin.

Oregon's mineral industry in 1965 / Ralph S. Mason -- Quicksilver in Oregon in 1965 / Howard C. Brooks -- Oil and gas exploration in 1965 / V. C. Newton, Jr.

Some aspects of the regional geology of south-central Oregon / George W. Walker -- Geochemical prospecting for copper in the Baker, Oregon, area / Richard G. Bowen -- History of late Tertiary mammalian fauna of...