- Oregon Agricultural College. Extension Service87
- Oregon Agricultural College. Extension Division22
- Dryden, James, 1863 8
- Samson, George R. (George Roy), 1879 8
- Reynolds, Ralph Elmer7
- Calvin, Henrietta W.6
- Potter, E. L. (Ermine Lawrence), 1884 6
- Barr, W. A.5
- Bouquet, A. G. B. (Arthur George Bristow), 1885 5
- Clark, Ava Milam, 1884 19765
- Robbins, Lulie5
- Scudder, H. D. (Henry Desborough), 1881 5
- Fitts, Edward B.4
- Brown, W. S. (Walter Sheldon), 1878 3
- Graves, R. R.3
- Lamb, C. C.3
- Lewis, C. I. (Claude Isaac), 1880 19243
- Lovett, A. L. (Arthur Lester), 1885 19243
- Wilson, H. F. (Harley Frost), 1883 3
- Beckwith, T. D.2