Creator
- Reynolds, Guy E.14
- Oregon State University. Extension Service11
- Frischknecht, W. Dean4
- Goulding, R. L.2
- Oregon State University. Cooperative Extension Service2
- Adams, H. P. (Holyoke Purinton), 1922 1
- Bone, Jesse F. (Jesse Franklin), 1916 1
- Craig, A. Morrie1
- Every, R. W.1
- Johnson, Duane P.1
- Robinson, Robert Ray, 1941 1
- Zinn, Thomas G.1