- Oregon State University. College Of Forestry6
- Oregon State University5
- United States. Forest Service5
- Oregon. Department Of Fish And Wildlife4
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club4
- Boone, Jane3
- Fisk, Martin R.3
- Hall, Jim3
- Lane County Historical Society (Or.)3
- Leasher, Evelyn M.3
- Oregon Agricultural College. Alumni Association3
- Oregon State University. Forest Research Laboratory3
- Popa, Radu3
- Popa, Rodica3
- Smith, Amy3
- Hiveley, Heather2
- Oregon State University. Agricultural Experiment Station2
- Oregon State University. Extension Service2
- Webster, Janet G.2
- Williams, Gerald W.2