Creator
- Klock, Glen O.3
- Boersma, L.2
- Jackson, T. L. (Thomas Lloyd), 1922 2
- Mack, H. J. (Harry John), 1926 2
- Oregon State University. Agricultural Experiment Station2
- Brooks, R. H.1
- Calhoun, Wheeler, 1916 20031
- Castle, Emery N.1
- Cheney, H. B.1
- Foote, W. H. (Wilson Hoover), 1920 1
- Kowsar, A.1
- Kronstad, Warren E. (Warren Evrind), 1932 1
- Miller, S. N.1
- Rossner, John Theodore1
- Vittum, M. T.1
- Watts, Darrell G.1