- North Carolina State University. Department of 4-H Youth Development328
- Graeber, R. W. (Robert Walter), 1888-1967173
- North Carolina Cooperative Extension Service101
- North Carolina State College. School of Forestry84
- Farm and Home Week83
- Fox, John W.73
- Barker, W. J.67
- Kaufman, C. M.65
- Bennett, Landis S. (Landis Seawell), 1908-60
- North Carolina State College47
- North Carolina State University. College of Forest Resources44
- 4-H Youth Development Program (U.S.)41
- North Carolina State Fair38
- North Carolina Agricultural Experiment Station37
- Mills, Ralph34
- Crampton and Deitrick32
- Harrill, L. R. (Lera Rhinehart), 1897-197824
- North Carolina State College Farm24
- Sanders, J. W.22
- Shoffner, R. W. (Robert Worth), 1902-199522