Former Owner
- Benoît Le Court1
- Bentley Lyonel John Tollemache, 3rd Baron Tollemache1
- Bergendal Collection1
- Bernard Rosenthal1
- Bernardi1
- Bernardo Bembo1
- Bernardo Mendel1
- Bernardus de Pedio1
- Bertram Ashburnham, 5th Earl of Ashburnham1
- Betty Freudenheim1
- Bhacaṃbhat1
- Bhatta Narayana1
- Bhauruji, Pandit1
- Bhaṭṭaśivākānta Lakṣmīkānta1
- Bhaṭṭaṃbhaṭṭa1
- Bhālacandra Gaṇeśa1
- Biblioteca Trivulziana1
- Biblioteca civica di Verona1
- Biblioteca del Seminario Arcivescovile1
- Bibliotheca Philosophica Hermetica1