- Sandhills Research Station (Jackson Springs, N.C.)16
- North Carolina Cooperative Extension Service11
- Slingerland, Effie Brown Earll8
- Slingerland, M. V. (Mark Vernon), 1864-19096
- Hill, R.G.3
- Sheffield, C. A.2
- Jackson, A. T.1
- Jeter, F. H. (Frank Hamilton), 1891-19551
- Mills, Ralph1
- Niswonger, H. R. (Holly Ray), 1883-19591
- North Carolina Agricultural Experiment Station1
- North Carolina Agricultural Research Service1
- Poole, Robert F. (Robert Franklin), 1893-19581
- United States. Department of Agriculture1
- WRAL-TV1