All Names
- A.B. Mullett & Co.
- A.S. Seer Print.
- Abdülhamid II, Sultan of the Turks, 1842-1918
- Abdullah Fréres
- Adams, Ansel, 1902-1984
- Adelman, Bob
- Albertype Co.
- Alcorn, Jim, 1960-
- Allen, Joseph S.
- Alliance Graphics (Berkeley, Calif.)
- Altaffer, Mary
- American Colonization Society.
- American Colony (Jerusalem). Photo Department (2)
- American Genetic Association
- American Institute of Aeronautics and Astronautics. Institute of the Aerospace Sciences archives
- American Stereoscopic Company
- Andō, Hiroshige, 1797-1858 (2)
- Andreani, Andrea, approximately 1560-1623
- Annenberg Foundation
- Anson, Rufus
- Archive of American Folk Song.
- Arellano, Bolivar, 1944-
- ASARO (Group of artists)
- Atha and Cunningham.
- Augenfeld, Felix, 1893-1984.
