- Oregon State College. Federal Cooperative Extension Service84
- Oregon State College. Federal Cooperative Extension Service76
- Cowgill, Helen Julia39
- Macpherson, Hector10
- Nelson, Milton N.10
- Oregon State Agricultural College. Extension Service8
- Scales, Murle8
- Gillen, Winnifred K.6
- Sawer, Barbara J.6
- Koester, Ardis W.5
- Case, Lucy A.3
- Landers, John H.3
- Potter, Margaret Dorrance3
- Anderson, D. E. (Donald Eugene)2
- Bennion, N. L. (Noel Lindsay), 1903 2
- Bothum, Candi2
- Carter, Myrtle Miller2
- Derby, Amy2
- Every, Robert2
- Ewalt, H. P.2