- Williams, Gerald W.4
- Hisey, Aimee3
- Oregon Agricultural College. Alumni Association3
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club3
- Ahmed, Mahfuzuddin2
- Bender, Jeffrey P.2
- Burch, William R., 1933 2
- Dey, Madan M.2
- Dey, Madan Mohan2
- Hatch, Melville Harrison, 1898 2
- Labbe, Robert F.2
- Northwest Area Foundation (U.S.)2
- Oregon. Dept. Of Geology And Mineral Industries2
- Roosevelt, Franklin D. (Franklin Delano), 1882 19452
- Southern Pacific Company2
- United States. Forest Service2
- University Of Oregon. Library2
- [Author Not Identified]1
- Abbott, John S. C. (John Stevens Cabot), 1805 18771
- Aberg, Judith A.1