Subject
- Forests and forestry -- Northwest, Pacific21
- United States. Forest Service. Pacific Northwest Region18
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club18
- Game and game-birds -- Oregon14
- Fisheries -- Oregon13
- Fisheries -- British Columbia -- Periodicals12
- Game protection -- Oregon12
- Pacific Marine Fisheries Commission -- Periodicals12
- United States -- Pacific Coast12
- Forests and forestry -- Oregon11
- Oregon State University -- Handbooks, manuals, etc.11
- Oregon State University. College of Forestry11
- Hatfield Marine Science Center10
- Forests and forestry -- Research -- Oregon9
- Marine sciences9
- Wildlife management -- Oregon9
- Columbia Basin Agricultural Research Center -- Periodicals8
- Agriculture -- Research -- Columbia River Watershed7
- Engineering -- Research -- Oregon7
- Fisheries -- Columbia River -- Periodicals7