Creator
- Brown, Dorothy F. (Dorothy Furtick)[remove]16
- Oregon State University. Extension Service10
- Oregon State University. Cooperative Extension Service4
- Pacific Northwest Cooperative Extension3
- Burkhart, Wilbur W.2
- University Of Idaho. Cooperative Extension Service2
- Western Regional Agricultural Engineering Service2
- Washington State University. Cooperative Extension1
- Washington State University. Cooperative Extension Service1