- A. Trúb & C. Aarau. (Lugano) (2)
- A. White & Co. (1)
- A.B. Graham Co., Photo-Lithographers (Washington, D.C) (2)
- A.B. Graham Photo. Lith (Washington, D.C) (1)
- A.C. Armstrong & Son (New York), 1882 (1)
- A.C. Bosselman & Company (New York City, New York) (1)
- A.C. Bosselman & Company (New York) (1)
- A.C. Bosselman & Company (New York, New York) (4)
- A.C. Dietsche (Detroit, Michigan) (1)
- A.C. McClurg (Chicago) (1)
- A.E. Akerson; Lindstrom, Minnesota 1913 (1)
- A.H. Anderson (Redwood Falls, Minnesota), 1898 (1)
- A.J. Johnson (New York), 1865 (1)
- A.J. Johnson (New York), 1869 (1)
- A.K. Clarke (Lakewood, New Jersey) (1)
- A.K. Pavellas & Co. (San Francisco, California) (1)
- A.L. Bancroft & Co (San Francisco) (1)
- A.L. Bancroft & Co. (San Francisco) (1)
- A.M. Deichler (Lancaster, Pennsylvania) (1)
- A.M. Robertson (San Francisco), 1927 (1)
