Geothermal gradient drilling, North-Central Cascades of Oregon, 1979
By: by Walter Youngquist.
Contributors: Oregon. Dept. of Geology and Mineral Industries.
Series: Open-file report / Oregon, Dept. Geology and Mineral Industries -- 0-80-12.; Open-file report (Oregon. Dept. of Geology and Mineral Industries) -- O-80-12.
Publisher: State of Oregon, Dept. of Geology and Mineral Industries
Published: 1980
Place of publication: Portland, Or
Language: eng
Number of pages: 47
Subjects: Earth temperature -- Oregon -- Marion County.; Earth temperature -- Oregon -- Linn County.
Other titles: North-Central Cascades of Oregon.
Notes: Title from cover.

Text with accompanying graph in envelope.

OR GM.4Op2:0-80-12.