Former Owner
- Ambroise Firmin Didot4
- Amelia Anderson Lundell1
- Amelia Daubeney1
- Anchin Abbey1
- Andrew Gifford1
- André de Rineck1
- Anne Baker Lewis18
- Anne Jesson1
- Anne of Brittany1
- Antiquarian Books of Boston1
- Antoine Joseph Rérolle1
- Antoine Lagnier1
- Antonio Cánovas del Castillo1
- Arnold Jansen op de Haar1
- Arthur Brölemann1
- Arthur Haddaway1
- Athelstan Riley1
- Aulne Abbey1
- Austin, Jehan1
- B. Goussil1