- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)16
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club13
- Oregon State University. College Of Forestry4
- United States Pacific Northwest Forest And Range Experiment Station (Portland, Or.)2
- Achterman, Gail1
- Alston, Richard M.1
- Bingham, C. W.1
- Clawson, Marion1
- Early, W. B.1
- Hampton, John1
- Hershey, Kit1
- Johnson, Norman E.1
- Koch, Niels Elers1
- Krutilla, John V.1
- Lee, Robert G.1
- Meyer, Walter H. (Walter Huber)1
- Miles, Jerry A.1
- Oregon Woodland Publications Council1
- Pacific Northwest Forest Experiment Station (Portland, Or.)1
- Reed, F. L. C.1