Creator
- Oregon State University. Extension Service2
- Baron, Lloyd C.1
- Corcoran, Raymond E.1
- Demory, Robert L.1
- Engesser, William F. (William Frederick), 1910 1
- Lange, Erwin F.1
- Monroe, Cal G.1
- Moran, Morley Stanton1
- Odland, John J. M.1
- Oregon State University. Department Of Mechanical And Industrial Engineering1
- Oregon State University. Engineering Experiment Station1
- Oregon. Dept. Of Geology And Mineral Industries1
- Roberts, Wayne1
- Stebbins, Robert L.1
- Tribble, Marie1
- Zielinski, Q. B.1