Subject
- Geology -- Oregon -- Field work3
- Geothermal resources -- Oregon3
- Mineral industries -- Oregon3
- Natural gas -- Prospecting -- Oregon3
- Petroleum -- Prospecting -- Oregon3
- Dissertations, Academic -- United States -- Bibliography -- Catalogs2
- Earthquakes -- Oregon -- Portland2
- Forest ecology -- West (U.S.)2
- Marine biology -- Oregon -- Netarts Bay2
- Metallurgy -- Oregon2
- Natural resources -- Oregon -- Netarts Bay2
- Netarts Bay (Or.)2
- Oregon State University -- Dissertations -- Bibliography -- Catalogs2
- Tsunamis -- Oregon2
- Aquifer storage recovery -- Oregon1
- Astragalus (Plants) -- Classification1
- Astragalus (Plants) -- Phylogeny1
- Athapascan Indians1
- Automobiles -- Scrapping1
- Bats -- Ecology -- Mexico -- Baja California (Peninsula)1