Creator
- Sistrunk, William A.8
- Oregon State University. Agricultural Experiment Station4
- Zielinski, Quentin Bliss, 1919 3
- Mellenthin, Walter M., 1920 2
- Oregon State College. Agricultural Experiment Station2
- Baggett, James R.1
- Cain, R. F. (Robert Farmer), 1917 20081
- Davidson, T. P.1
- Duncan, A. A.1
- Frazier, W. A. (William Allen), 1908 1
- Mack, H. J.1
- Rodgers, J. B.1
- Vaughan, E. K.1