Subject
- Forests and forestry -- Northwest, Pacific24
- Fisheries -- Oregon20
- Lane County (Or.) -- History20
- United States. Forest Service. Pacific Northwest Region20
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club20
- Industrial arts -- Study and teaching19
- Fish culture -- Oregon15
- Douglas fir12
- Fishes -- Oregon11
- Columbia Basin Agricultural Research Center -- Periodicals10
- Fences -- Design and construction10
- Wood poles -- Preservation10
- Agriculture -- Research -- Columbia River Watershed8
- Forests and forestry -- Oregon8
- Clothing and dress7
- College students6
- Educational counseling6
- Fisheries -- Pacific Coast -- Periodicals6
- Geology -- Oregon -- Field work6
- Geothermal resources -- Oregon6