Export 54 results:
Filters: Keyword is geology  [Clear All Filters]
1914
Washburne, Chester Wesley, and U.S. Geological Survey. Reconnaissance of the geology and oil prospects of northwestern Oregon In United States. Geological Survey. Bulletin.. Vol. no. 590. Washington, D. C.: Government Printing Office, 1914.
1963
Tertiary geologic history of western Oregon and Washington In Report of Investigations / State of Washington, Department of Conservation and Development, Division of Mines and Geology. Vol. no.22. Olympia, WA, 1963.
1974
U.S. Forest Service. Pacific Northwest Region.. U.S.D.A. Forest Service Environmental Statement, Siuslaw National Forest for Drift Creek Management Unit.. Corvallis, Or.: Siuslaw National Forest, Pacific Northwest Region, Forest Service, United States Department of Agriculture, 1974.
1976
Ray, Clayton E.. "Fossil marine mammals of Oregon." Systematic Zoology 25, no. 4 (1976): p. 420-436.

Pages