Subject
- Fisheries -- Oregon16
- Game and game-birds -- Oregon15
- Game protection -- Oregon15
- Fish culture -- Oregon3
- Forests and forestry -- Northwest, Pacific3
- Forests and forestry -- Research -- Northwest, Pacific3
- Forests and forestry -- Washington (State)3
- Pacific Northwest Forest and Range Experiment Station (Portland, Or.)3
- Wildlife conservation -- Oregon3
- Wildlife management -- Oregon3
- Agricultural experiment stations -- Oregon1
- American beaver -- Oregon1
- Apprentices -- Oregon1
- Architecture, Domestic -- Oregon1
- Biology -- Study and teaching -- Oregon1
- Brucellosis -- United States1
- College publicity -- Oregon -- Corvallis1
- Conservation of natural resources -- Study and teaching -- Oregon1
- Counseling1
- Cutover lands -- Northwest, Pacific1