- Forest Products Laboratory (U.S.)72
- Oregon State University. Forest Research Laboratory5
- Martin, J. Stanley4
- Mcgovern, John Neilson, 1908 4
- Reineke, L. H. (Lester Henry), 1900 4
- Schafer, Earl R.4
- Stamm, Alfred J. (Alfred Joaquim), 1897 4
- Chidester, G. H.3
- Johnson, R. P. A. (Robert Pilson Albert), 1888 3
- Baird, Parker K.2
- Bray, Mark W.2
- Corder, Stanley E.2
- Harris, Elwin E.2
- Hawley, L. F. (Lee Fred), 1882 19592
- Miller, Raymond H. (Raymond Herbert), 1895 2
- Schwartz, Sidney L.2
- Sweet, C. V. (Carroll van Rennsaeleer), 1892 2
- Telford, C. J. (Clarence John), 1887 2
- Winslow, Carlile Patterson, 1884 2
- Beglinger, Edward1