- Birmāwī, Muḥammad ibn ʻAbd al-Dāʼim, 1362-1428. Nubdhah al-alfīyah fī al-uṣūl al-fiqhīyah1
- Biserica Ortodoxă Română. Evanghelia1
- Bishops--Temporal power1
- Blaise, Saint, -approximately 3161
- Blocked bindings1
- Boccaccio, Giovanni, 1313-13751
- Bonaccorti, Benozzo1
- Bonyngton, John1
- Book industries and trade1
- Booksellers and bookselling1
- Booksellers' copies1
- Booksellers' labels1
- Booth, William1
- Borghi, Piero, -approximately 14941
- Boschi, Giovanni1
- Brancacci, Antonio1
- Brancacci, Branca1
- Brancacci, Caterina1
- Bridget, of Sweden, Saint, approximately 1303-13731
- Brocade bindings1