Former Owner
- Alexander Fuller-Acland-Hood, 1st Baron St Audries1
- Alexander Hamilton, 10th Duke of Hamilton2
- Alexander Isaac Cotheal1
- Alexander Smith Cochran1
- Alfred C. Chapin5
- Alfred Chester Beatty4
- Alfred Henry Huth2
- Alfred Trapnell1
- Ali Asghar Antiquatchi1
- Alice M. Taylor1
- Allen Johnson1
- Alonso Mendez de Parada1
- Alphonse Labitte3
- Alvise Bochini1
- Ambroise Firmin Didot6
- American Type Founders Company. Typographic Library and Museum2
- Anderson Galleries1
- Andrea S.1
- Andreas Justus Cennis1
- Andrew Fountaine1