- Booth, William1
- Borders, Ornamental (Decorative arts)1
- Borghi, Piero, -approximately 14941
- Bosch de Vilasar family1
- Boschi, Giovanni1
- Bosnia and Herzegovina--Sarajevo1
- Bosnian language1
- Bosselmini, Lippo de1
- Bosses (Bindings)19
- Botanical illustration1
- Botanists1
- Botany11
- Botany, Medical10
- Bouchard family1
- Bouchet, Jean, 1476-approximately 1558. Balade moralle contre les aveuglez mondainsi1
- Bourbon, Jacques de, 1370-14381
- Bow and arrow1
- Bowyer, William1
- Bracciolini, Poggio, 1380-14592
- Brahma (Hindu deity)19