- Abernathy, Charles O. (Charles Owen), 1941-1
- Abrams, Charles F.1
- Agricultural Research Council of Central Africa1
- Agricultural and Mechanical College of Texas. Dept. of Agricultural Engineering1
- Agronomy Research Reports (North Carolina Agricultural Experiment Station)8
- Akehurst, B. C.1
- Allied Chemical Corporation1
- American Machine and Foundry Company1
- American Railway Association1
- American Seed Trade Association1
- American Society of Agricultural Engineers9
- American Society of Agronomy7
- American Soybean Association6
- American Tobacco Company1
- Anderson, Donald B., 1899-19941
- Ansul Company1
- Axtell, Richard C.1
- Barlow, Frank D. (Frank Downer), Jr., 1916-1
- Beaver, Hartsell W.1
- Beeman, J. F. (James F.)2