- Oregon Agricultural College. Experiment Station58
- Oregon Agricultural College. Extension Service58
- Oregon State Agricultural College. Extension Service48
- Forest Products Laboratory (U.S.)31
- Lewis, C. I. (Claude Isaac), 1880 192414
- Bouquet, A. G. B. (Arthur George Bristow), 1885 9
- Lovett, A. L. (Arthur Lester), 1885 19249
- Oregon Agricultural College. Extension Division9
- Barss, H. P. (Howard Phillips), 1885 8
- Dryden, James, 1863 8
- Oregon Agricultural College8
- Potter, E. L. (Ermine Lawrence), 1884 8
- Kraus, E. J. (Ezra Jacob), 1885 7
- Scudder, H. D. (Henry Desborough), 1881 6
- Allen, R. W. (Ralph Wilmer), 1885 5
- Gardner, Victor Ray, 1885 5
- Powers, W. L. (Wilbur Louis), 18875
- Cowgill, Helen Julia4
- Fitts, Edward B.4
- Griffin, F. L. (Frederick Llewellyn)4