- North Carolina State University. Department of 4-H Youth Development3,005
- Graeber, R. W. (Robert Walter), 1888-19671,494
- North Carolina State College. School of Forestry890
- North Carolina Cooperative Extension Service649
- North Carolina State Fair224
- 4-H Youth Development Program (U.S.)215
- Crampton and Deitrick210
- Farm and Home Week194
- North Carolina State University. College of Forest Resources187
- Page, Rufus H.164
- Harrill, L. R. (Lera Rhinehart), 1897-1978159
- Jeter, F. H. (Frank Hamilton), 1891-1955124
- North Carolina 4-H Congress122
- North Carolina State College117
- North Carolina Agricultural Extension Service107
- Barker, W. J.90
- Fox, John W.86
- Mills, Ralph82
- Mattoon, Wilbur R.79
- Bennett, Landis S. (Landis Seawell), 1908-76