Former Owner
- Alfred Chester Beatty1
- Alfred Morrison1
- Ambroise Firmin Didot1
- American Type Founders Company. Typographic Library and Museum1
- Andreas Weiss1
- Andrew Gifford1
- André Rooryck1
- André de Rineck1
- Anne Baker Lewis1
- Anthelme-Michel-Laurent de Migieu, marquis de Savigny1
- Antonio Medin1
- Ariel Toaff1
- Art ancien S.A.1
- Arthur Liddell, 5th Baron Ravensworth1
- Asahel Grant1
- August Merz1
- Augustinus de Cagnolis1
- Aḥmad ibn Mubārak Luṭf Allāh1
- Aḥmad ibn Muṣṭafá1
- B.S. Cron1