- Oregon State University. Extension Service7
- Gardner, E. Hugh6
- Duncan, A. A.5
- Jackson, T. L.5
- Lane County Pioneer Historical Society (Or.)5
- Mack, H. J.5
- Osu Oregon Forestry Alumni Association5
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club5
- Oregon State University. Department Of Oceanography4
- Oregon State University. Cooperative Extension Service3
- Oregon. Fish Commission3
- Pattullo, June G.3
- Carpenter, Gene Paul2
- Cramer, Gail L.2
- Forest Products Laboratory (U.S.)2
- Fort Vancouver Historical Society2
- Hatch, Melville Harrison, 1898 2
- Lange, Erwin F.2
- Miller, Dorothy Sherrill2
- Milne, David Bayard2