- Bible. Corinthians, 2nd--Criticism, interpretation, etc--Early works to 18001
- Bible. Matthew1
- Bible. Psalms1
- Bible. Song of Solomon1
- Bible. Wisdom of Solomon1
- Blaise, Saint, -approximately 3161
- Books of hours1
- Booksellers and bookselling1
- Botany1
- Botany, Medical1
- Brescia (Italy). Podestà1
- Breviary (Catholic Church)1
- Brulefer, Etienne, -approximately 14991
- Buildings1
- Buonaccorsi family1
- Buonaccorsi, Constanza1
- Buonaccorsi, Niccolò di Piero1
- Buonaccorsi, Piero1
- Busdraghi, Matteo, 14th century1
- Busdraghi, Nicola, 14th century1