- Oregon State University. College Of Forestry8
- United States. Forest Service. Pacific Northwest Region. Thirty Year Club7
- Hatfield Marine Science Center6
- Oregon Agricultural College6
- Osu Oregon Forestry Alumni Association6
- United States. Forest Service5
- Gilmont, Susan4
- Hatch, Melville Harrison, 1898 4
- Oregon State University. Agricultural Experiment Station4
- Oregon State University. Extension Service4
- Oregon. Dept. Of Geology And Mineral Industries4
- Webster, Janet G.4
- Byrne, John Vincent, 1928 3
- Markland, Mary3
- North, William B.3
- Oregon Agricultural College. Alumni Association3
- Oregon State University Library. Social Sciences & Humanities Department3
- Osc Oregon Forestry Alumni Association3
- Williams, Gerald W.3
- Bayer, Range D., 1947 2