Subject
- Fisheries -- Oregon41
- Game and game-birds -- Oregon37
- Game protection -- Oregon37
- Vitamins26
- Industrial arts -- Study and teaching24
- Engineering17
- Lumber -- Drying17
- Wood -- Chemistry15
- Forests and forestry -- Washington (State)14
- Forest surveys -- Oregon13
- Forests and forestry -- Oregon13
- Forests and forestry -- Washington (State) -- Statistics13
- Douglas fir12
- Forests and forestry -- Oregon -- Statistics12
- Lignin12
- Forest surveys -- Washington (State)11
- Canning and preserving9
- Home economics -- Study and teaching9
- Shellfish fisheries -- Oregon -- Management9
- Wood -- Moisture9