- North Carolina Cooperative Extension Service329
- North Carolina Agricultural Extension Service104
- Graeber, R. W. (Robert Walter), 1888-196787
- Mattoon, Wilbur R.13
- North Carolina State College. School of Forestry5
- Oxford Tobacco Research Station5
- Blair, E. C. (Enos Clarkson), 1892-19753
- Kaupp, B. F. (Benjamin Franklyn), 1874-19543
- Kilgore, B. W. (Benjamin Wesley), 1867-19443
- Sheffield, C. A.3
- Arey, John A., 1887-19852
- Champion Paper and Fibre Company2
- Collingwood, G. H. (George Harris), 1890-19582
- Hensel, M. W.2
- Hill, S. W.2
- Hostetler, Earl H. (Earl Henry), 1890-19682
- Jeter, F. H. (Frank Hamilton), 1891-19552
- Kime, P. H. (Paul Hanner), 1893-19612
- Kimrey, A. C. (Arthur Charm), 1890-19622
- McKimmon, Jane S.2