- American Telephone and Telegraph Company1
- American University (Washington, D.C.)1
- Annie, Judy and Zeke (Musical group)1
- Apartheid1
- Arbitration (Administrative law)1
- Arbitration, Industrial1
- Armed Forces1
- Authors1
- Automobiles1
- Autry, Gene, 1907-19981
- Awards1
- Aylesworth, Merlin Hall, 1886-19521
- Bakery, Confectionery, and Tobacco Workers International Union1
- Banjoists1
- Benzell, Mimi1
- Benzene1
- Bergen, Edgar, 1903-19781
- Beverage industry1
- Bicycles1
- Blue Grass Boys1
