Former Owner
- Typographic Library and Museum2
- A. S. W. Rosenbach1
- Abbey of Saint Gall1
- Adolph Sutro1
- Albizzi1
- Alexander Isaac Cotheal1
- Alfred Henry Huth1
- Ali Asghar Antiquatchi1
- Allen Johnson1
- Andrea de Sancto Gemino1
- Anne of Brittany1
- Arnold Mettler1
- Athelstan Riley1
- Auburn Theological Seminary1
- Augustus Pugin1
- Avraham ben ʻAlon1
- Aytmish al-Bajasī, Amīr, -14001
- Benediktinerinnenabtei St. Walburg1
- Bernard Serrigny1
- Bill Jackson1