- Bell Design Group1
- Bell, Richard C., 1928-1
- Bennett, Hugh H. (Hugh Hammond), 1881-19601
- Buie, T. S.1
- Doggett, J. Frank1
- Harvey, Paul H. (Paul Henry), 1911-20021
- L.E. Wooten and Company1
- North Carolina Agricultural Extension Service1
- North Carolina State University -- History1
- Reynolds, Hal1
- Sears, Dan C. L.1
- United States. Soil Conservation Service1
- University of North Carolina Center for Public Television1
- Water Resources Research Institute of the University of North Carolina1