- Blood money (Islamic law)1
- Boccaccio, Giovanni, 1313-13751
- Body marking--Religious aspects--Hinduism2
- Bona, Queen, consort of Sigismund I, King of Poland, 1494-15571
- Bookkeeping2
- Bookplates12
- Books40
- Books and reading7
- Books of hours3
- Booksellers and bookselling1
- Booksellers' copies5
- Booksellers' labels4
- Borders, Ornamental (Decorative arts)2
- Bosnia and Herzegovina--Sarajevo1
- Bosnian language1
- Bosses (Bindings)4
- Botany8
- Botany, Medical7
- Bracciolini, Poggio, 1380-14591
- Brahma (Hindu deity)19