Creator
- Lovett, A. L. (Arthur Lester), 1885 1924[remove]17
- Barss, H. P. (Howard Phillips), 1885 11
- Oregon Agricultural College. Extension Service9
- Oregon Agricultural College. Experiment Station6
- Black, A. B. (A. Burr)1
- Bouquet, A. G. B. (Arthur George Bristow), 1885 1
- Fulton, B. B. (Bentley Ball), 1889 1
- Gardner, Victor Ray, 1885 1
- Hyslop, G. R. (George Robert), 1884 1
- Oregon Agricultural College. Extension Division1
- Oregon State Agricultural College. Extension Service1