- Broadsides1
- Brocade bindings1
- Brudenell family1
- Buckland Abbey (England)1
- Buffoni, Baldello1
- Business ethics1
- Béla IV, King of Hungary, 1206-12701
- Bēssariōn, Cardinal, 1403-14721
- Cacciaguerra, Renaldus1
- Caesarius, of Arles, Saint, 470?-542--Sermons--Selections1
- Calendar1
- Cambron Abbey (Brugelette, Belgium)--History--Sources1
- Canon law--Commentaries1
- Canon law--Handbooks, manuals, etc--Early works to 18001
- Canonists1
- Canticles1
- Cappucci, Arrigo di1
- Cardinals--Biography1
- Carrillo family1
- Carrillo, Pedro, -approximately 1436--Family1