- North Carolina Cooperative Extension Service60
- North Carolina Agricultural Extension Service13
- Graeber, R. W. (Robert Walter), 1888-196710
- Barker, W. J.2
- Buchman, Tim2
- Walling, William2
- Brooks, Caleb F., 1797-18851
- Holman, A. T.1
- North Carolina State University. College of Forest Resources1
- North Carolina State University. Department of 4-H Youth Development1
- Swindell, Albin1
- Wells, B. W. (Bertram Whittier), 1884-19781