Former Owner
- Aḥmad al-Mudarris1
- Aḥmad ibn Mubārak Luṭf Allāh1
- Aḥmad ibn Muṣṭafá1
- B.S. Cron1
- Baldassarre Boncompagni2
- Baptist Union Theological Seminary1
- Bartolomeo di Larione Martelli1
- Battista di Ser Cicco di Fermo1
- Benediktinerinnenabtei St. Walburg1
- Benoît Le Court1
- Bentley Lyonel John Tollemache, 3rd Baron Tollemache1
- Bergendal Collection1
- Bernard M. Rosenthal1
- Bertram Ashburnham, 4th Earl of Ashburnham4
- Bet din tsedeḳ London ṿeha-medinah3
- Boies Penrose II1
- Budapest University of Jewish Studies1
- Burg Kreuzenstein1
- C. W. S. Dixon1
- Caesareum Societatis Jesu Collegium Viennense1