- Forest Products Laboratory (U.S.)42
- Oregon State College. Agricultural Experiment Station28
- Oregon State College. Federal Cooperative Extension Service18
- Oregon State Board Of Forestry6
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)6
- Oregon Forest Products Laboratory5
- Oregon State University. Agricultural Experiment Station4
- Oregon. Fish Commission3
- Peck, Edward C. (Edward Coit), 1894 3
- Bruce, H. D.2
- Carter, Myrtle Miller2
- Clark, R. Ralph2
- Eickner, Herbert W.2
- Every, R. W.2
- Hooven, Edward F. (Edward Frank)2
- Kuenzi, Edward W.2
- Lavender, Denis P.2
- Martin, J. Stanley2
- Moravets, F. L.2
- Mumford, D. Curtis (Dwight Curtis), 1900 2