Creator
- Pacific Northwest Forest And Range Experiment Station (Portland, Or.)15
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club7
- United States Pacific Northwest Forest And Range Experiment Station (Portland, Or.)2
- Hershey, Kit1
- Janisch, Jack E.1
- Krutilla, John V.1
- Miles, Jerry A.1
- Oregon State University. College Of Forestry1
- Oregon Woodland Publications Council1
- Reed, F. L. C.1
- United States. Bureau Of Land Management1
- United States. Forest Service1
- Waring, Richard1