Creator
- Oregon State University. Federal Cooperative Extension Service33
- Warren, Rex6
- Crowell, H. H. (Hamblin Howes), 1913 4
- Every, R. W.3
- Baron, Lloyd C.2
- Bogart, Ralph, 1908 2
- Landforce, Andrew S.2
- Stebbins, Robert L.2
- Voris, C. Ralph2
- Arscott, G. H. (George Henry), 1923 1
- Bouquet, A. G. B. (Arthur George Bristow), 1885 1
- Burr, Ronald J.1
- Capizzi, Joseph1
- Cornett, Elgin1
- Costello, David F.1
- Dawson, Murray D.1
- Debusk, Kenneth E.1
- Fischer, Charles Merel1
- Freeman, Barry N.1
- Frischknecht, Dean1