Former Owner
- Bern Dibner1
- Bernard Halliday1
- Bernard Quaritch1
- Bernard Rosenthal1
- Bernard Serrigny1
- Bernardi1
- Bernardo Mendel1
- Bernardus de Pedio1
- Bertram Ashburnham, 5th Earl of Ashburnham1
- Bertrand de Chalençon1
- Betty Freudenheim1
- Biblioteca Bottigella1
- Biblioteca Trivulziana1
- Biblioteca civica di Verona1
- Biblioteca del Seminario Arcivescovile1
- Biblioteka Tulezynska1
- Bill Jackson1
- Bill Ward1
- Birch & Son1
- Birgittinessenklooster Mariënwater1