- Oregon State University -- Curricula22
- Fisheries -- Economic aspects -- Congresses2
- Automobile travel -- Oregon -- Hood, Mount, Region -- History1
- Coastal ecology -- Oregon, Western1
- Dissertations, Academic -- United States -- Bibliography1
- Estuarine ecology -- Oregon, Western1
- Fish habitat improvement -- Oregon, Western1
- Forest management -- Environmental aspects -- Northwest, Pacific1
- Forest products -- Research -- Oregon1
- Forests and forestry -- Northwest, Pacific1
- Forests and forestry -- Research -- Oregon1
- Forests and forestry -- United States -- Bibliography1
- Habitat (Ecology)1
- Hood, Mount, Region (Or.) -- Description and travel1
- Indians of North America -- Northwest, Pacific -- History1
- Meek, Joseph Lafayette, 1810-18751
- Northern spotted owl -- Northwest, Pacific1
- Northwest, Pacific -- Biography1
- Northwest, Pacific -- Description and travel1
- Northwest, Pacific -- History1