- A.B. Photo Finders1
- A.S. Aloe & Co. Schwartze, Heimann Hugo Rudolf 1837-19101
- A.S. Aloe Co., Germany1
- ALF-CIO News1
- AMP Inc.1
- AMP Inc., Harrisburg, Pennsylvania1
- Abraham Bogardus1
- Acme Newspictures (New York, N.Y.)1
- Adams, John Kenneth.1
- Adams, John Quincy, 1767-18481
- African Methodist Episcopal Church. Council of Bishops.1
- Aimar, G.W.1
- Aivaliotis, Georgianna1
- Albertype Co., Brooklyn, N.Y1
- Alcan1
- Aldene1
- Alford, W. D.1
- Alfred G. Trenholm1
- Alfred G.Trenholm (1874-1952)1
- Alfred Glover Trenholm (1874-1952)1