Creator
- Adler, Joseph T.1
- Adler, Marie F.1
- Aguinaldo, Emilio, 1869-19641
- Albert, Judith Clavir, 1943-1
- Albert, Stewart Edward, 1939-20061
- Alternative Press1
- Ambassador Bridge (Detroit, Mich., and Windsor, Ont.)1
- Ambrosio, Moxica1
- American Committee for Protection of the Foreign Born1
- American Society for Indexing1
- American Society for Information Science and Technology1
- Ann Arbor Tenants Union1
- Ansell, S.T. (Samuel Tilden), 1875-19541
- Anti-Imperialist League (Boston, Mass.)1
- Araneta, Salvador1
- Arcos, Federico, 1920-20151
- Artiaga, Santiago1
- Arzoumanian, Hamparzoum, 1866-19091
- Association for Information and Image Management (U.S.).1
- Baker, Newton Diehl, 1871-19371