Subject
- Game and game-birds -- Oregon69
- Fisheries -- Oregon68
- Game protection -- Oregon67
- Wildlife management -- Oregon45
- Forests and forestry -- Northwest, Pacific44
- Oregon State University -- Curricula41
- Fishing -- Oregon38
- Hunting -- Oregon38
- Forests and forestry -- Oregon36
- Oregon State University. College of Forestry36
- United States. Forest Service. Pacific Northwest Region27
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club27
- Educational counseling25
- Industrial arts -- Study and teaching24
- American wood22
- Agricultural pests -- Control -- Congresses21
- Lane County (Or.) -- History19
- Wood -- United States19
- Wood poles -- Preservation18
- 4-H clubs16