- Hopkins, A. D. (Andrew Delmar), 1857 194813
- Oregon Agricultural Experiment Station8
- United States. Bureau Of Entomology8
- Oregon Agricultural College. Experiment Station5
- United States. Division Of Entomology5
- Oregon State Agricultural College4
- Oregon State Agricultural College. Experiment Station4
- Indian War Veterans And Historical Society3
- Native Sons Of Oregon3
- Oregon Pioneer Association3
- United States. Division Of Forestry3
- United States. Forest Service3
- Knisely, A. L. (Abraham Lincoln), 1865 2
- Lewis, C. I. (Claude Isaac), 1880 19242
- Oregon Agricultural College2
- Additon, Lucia H. Faxon1
- Baker, Walter Rawalt1
- Bennett, S. L. (Samuel Louis)1
- Christiansen, Conrad1
- Coote, George, 1842 19081