Creator
- Mote, Don C. (Don Carlos), 1887 3
- Oregon State College. Agricultural Experiment Station3
- Bonnell, Daniel Ernest1
- Every, R. W.1
- Fretwell, Lloyd1
- Morrison, H. E. (Hugh Engle), 1905 1
- Neilson, Chester Lamaunt1
- Oregon Agricultural College. Experiment Station1
- Schuh, Joe, 1910 1
- Scullen, Herman A. (Herman Austin), 1887 1