Creator
- Althamer, Andreas, approximately 1500-1539.1
- Am. Hist. Art Publ. Co. (New York, N.Y.)1
- Ambrose, Henry1
- Ambrose, J. Henry, Jr.7
- America Press (Chicago, Ill.)1
- American Art Post Card Co.1
- American Art Studio.1
- American Colortype Co.1
- American Life Insurance and Trust Company1
- American Medical Specialties Co.1
- American News Company.16
- American Photograph Co. (Columbus, Ohio)1
- American Studios.1
- Ammel, Daniel1
- Ammons, Ben.1
- Amsterdam News.8
- Amtrak1
- An amateure.1
- Anderson Photo Company (Kansas City, Mo.)1
- Anderson, Archer2