- Forest Products Laboratory (U.S.)177
- Blew, Joseph Oscar, 1904 16
- Stamm, Alfred J. (Alfred Joaquim), 1897 12
- Keller, Eugene L.7
- Markwardt, L. J. (Lorraine Joseph), 1889 7
- Kulp, John W.6
- Mcgovern, John Neilson, 1908 6
- Oregon State University. Forest Research Laboratory6
- Pew, John C.5
- Schafer, Earl R.5
- Seborg, R. M.5
- Browne, F. L. (Frederick Lincoln), 1895 4
- Goodell, H. R.4
- Kingsbury, Ralph M.4
- Maclean, J. D. (James Donald)4
- Martin, J. Stanley4
- Millett, Merrill A.4
- Phillips, R. S.4
- Schwartz, Sidney L.4
- Selbo, M. L. (Magnus Leonard), 1901 4