Subject
- Oregon Agricultural College. Experiment Station4
- Wood -- Chemistry4
- Agriculture -- Oregon -- Experimentation3
- Cellulose3
- Agriculture -- Oregon2
- Business education -- Oregon2
- Forests and forestry -- United States2
- Frontier and pioneer life -- Oregon2
- Fur trade -- Oregon2
- Heartwood2
- Oregon -- History2
- Oregon State Agricultural College. Agricultural Experiment Station2
- Sapwood2
- Sulphite pulping process2
- United States. Forest Service. Northern Region2
- United States. Forest Service. Northern Region -- Officials and employees2
- Wood -- Mechanical properties2
- Acid soils -- Oregon -- Willamette River Valley1
- Agricultural education -- Oregon1
- Agricultural experiment stations1