- United States. Division Of Forestry11
- Fernow, B. E. (Bernhard Eduard), 1851 19237
- Oregon Agricultural College. Experiment Station5
- United States. Department Of Agriculture. Forestry Division4
- Oregon State Agricultural College. Experiment Station2
- Roth, Filibert, 1858 19252
- Tratman, E. E. R. (Edward Ernest Russell), 1863 2
- Butterworth, Hezekiah, 1839 19051
- Coville, Frederick V. (Frederick Vernon), 1867 19371
- Fairchild, David, 1869 19541
- Hill, Robert Thomas, 1858 19411
- Holman, W. F.1
- Keffer, Charles A. (Charles Albert), 1861 19351
- Leland, Lester1
- Leuenberger, Louise1
- Long, Elsie1
- Mccune, Amelia J.1
- Mccune, Kate B.1
- Morrison, A. D.1
- Nash, Dorothea1