- Graeber, R. W. (Robert Walter), 1888-196723
- Fox, John W.6
- MeadWestvaco (Firm)4
- Wells, B. W. (Bertram Whittier), 1884-19784
- Barker, W. J.3
- Morgan, E. J.3
- North Carolina. Forest Service3
- Manteo Research Center (Manteo, N.C.)2
- Claridge, F. H.1
- Forest Science Laboratory (Summerville, S.C.)1
- North Carolina Seed Law1
- North Carolina State College. School of Forestry1
- Page, Rufus H.1
- Phillips, Oscar H.1
- Tobacco Seed Committee (N.C.)1
- West Virginia Research Center (Rupert, W. Va.)1
- Wheeler, G. H.1