Creator
- Oregon Agricultural College4
- Oregon Agricultural College. Experiment Station3
- Kraus, E. J. (Ezra Jacob), 1885 2
- Bradford, Frederick Charles, 1887 1
- Cannon, Miles, 1862 19381
- Gardner, Victor Ray, 1885 1
- Kraybill, H. R. (Henry Reist), 1891 1
- Makelim, Lenora1
- Oregon Agricultural College. Alumni Association1
- Oregon State University. Agricultural Experiment Station1
- Ralston, Glancy Sherman, 1887 1
- Watt, John Earle1