- Oregon Agricultural College3
- Oregon Agricultural College. Extension Service2
- Allen, Edward Tyson1
- Cannon, Miles, 1862 19381
- Carney, Mabel, 1885 1
- Davis, Walter S.1
- Lewis, C. I. (Claude Isaac), 1880 19241
- Macpherson, Hector, 1875 19701
- Nash, Wallis1
- Noren, Carl Albin1
- Oregon Agricultural College. Experiment Station1
- Oregon State Agricultural College. Extension Service1
- Powers, W. L. (Wilbur Louis), 18871
- Putnam, George Palmer, 1887 19501
- Teeter, T. A. H. (Thomas Anderson Hendricks), 1886 1
- Thompson, William, Colonel1
- University Of Oregon1
- Washington State Historical Society1
- Young, F. G.1