- Forest Products Laboratory (U.S.)47
- Oregon State University. Extension Service26
- Oregon State College. Agricultural Experiment Station20
- Western Dry Kiln Clubs13
- Western Dry Kiln Association12
- Fobes, E. W.9
- Telford, C. J. (Clarence John), 1887 6
- Price, F. E. (Frederick Earl), 1898 5
- Koester, Ardis W.4
- Washington State University. Cooperative Extension4
- Western Dry Kiln Association. Meeting (37th : 1986)4
- Kirk, Dale E.3
- Oregon State University. Agricultural Experiment Station3
- United States. Department Of Agriculture3
- Western Dry Kiln Association. Meeting (40th : 1989)3
- Browne, F. L. (Frederick Lincoln), 1895 2
- Fisher, Robert Barry2
- Frischknecht, W. Dean2
- Gamroth, Michael J.2
- Garland, John J.2