- Oregon Agricultural College. Extension Service96
- Oregon State Agricultural College. Extension Service48
- Oregon Agricultural College. Experiment Station39
- Oregon Agricultural College. Extension Division21
- Dryden, James, 1863 11
- Lewis, C. I. (Claude Isaac), 1880 192411
- Bouquet, A. G. B. (Arthur George Bristow), 1885 10
- Oregon Agricultural College10
- Calvin, Henrietta W.7
- Potter, E. L. (Ermine Lawrence), 1884 7
- Barr, W. A.6
- Scudder, H. D. (Henry Desborough), 1881 6
- Clark, Ava Milam, 1884 19765
- Cowgill, Helen Julia5
- Oregon Agricultural College. Department Of College Extension5
- Robbins, Lulie5
- Samson, George R. (George Roy), 1879 5
- Fitts, Edward B.4
- Griffin, F. L. (Frederick Llewellyn)4
- Hyslop, G. R. (George Robert), 1884 4