- United States. Agricultural Research Service✖[remove]5
- North Carolina State College. Department of Agricultural Engineering4
- North Carolina State College. Department of Entomology4
- North Carolina State College. School of Agriculture4
- United States. Department of Agriculture4
- Giles, G. W. (George Wallace), 1910-20033
- United States. Congress3
- American Society of Agricultural Engineers2
- Farm Equipment Institute2
- Smith, Clyde F. (Clyde Fuhriman), 1913-20002
- Weldon, Nathaniel Warren2
- Agricultural and Mechanical College of Texas. Dept. of Agricultural Engineering1
- Bowery, Thomas G.1
- Carleton, Walter M.1
- Cooley, Harold Dunbar, b. 18971
- Guthrie, F. E. (Frank Edwin), 1923-19941
- Kulash, Walter Michael, 1912-19601
- Michigan State College. Dept. of Agricultural Engineering1
- Mississippi State University. Department of Entomology1
- Mistric, Walter Joseph, Jr.1