- North Carolina State University. Department of 4-H Youth Development940
- North Carolina 4-H Congress118
- 4-H Youth Development Program (U.S.)72
- Mills, Ralph35
- North Carolina State College. School of Forestry33
- North Carolina Cooperative Extension Service27
- Harrill, L. R. (Lera Rhinehart), 1897-197826
- North Carolina State Fair23
- National 4-H Congress22
- Crampton and Deitrick21
- North Carolina Agricultural Extension Service16
- International Farm Youth Exchange11
- Shipley, Bob11
- North Carolina State University10
- 4-H Club Week9
- Hyatt, George, Jr., 1915-19949
- North Carolina Agricultural Experiment Station8
- James, H. Brooks (Herman Brooks), 1912-19736
- Weaver, David S. (David Stathem), 1896-19666
- Mattox, John5