Subject
- Fisheries -- Oregon136
- Game and game-birds -- Oregon135
- Game protection -- Oregon135
- Industrial arts -- Study and teaching22
- Forests and forestry -- Northwest, Pacific18
- Educational counseling17
- Agriculture -- Oregon16
- Agriculture12
- Herbicides11
- Beef cattle10
- Fish culture -- Oregon10
- Forest surveys -- Washington (State)10
- Forests and forestry -- Washington (State)10
- Forests and forestry -- Washington (State) -- Statistics10
- Purines10
- United States. Forest Service. Pacific Northwest Region10
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club10
- Amino acids9
- Fish-culture -- Oregon -- Statistics9
- Fishery management -- Oregon -- Statistics9