Creator
- Oregon State Agricultural College. Extension Service5
- Stevens, Blanche Whittier5
- Oregon Agricultural College. Extension Service3
- Carpenter, W. S.2
- Chamberlin, W. J. (Willard Joseph), 1890 1
- Cretcher, Ward, 1893 19211
- Hyslop, G. R. (George Robert), 1884 1
- Morris, Homer Blair1
- O'neale, Lila M. (Lila Morris), 1886 19481
- Oregon Agricultural College. Experiment Station1
- Powers, W. L. (Wilbur Louis), 18871