- Breviary (Catholic Church)1
- Caesar, Julius1
- Caesarius, of Arles, Saint, 470?-5421
- Calf bindings1
- Cardinal virtues1
- Cartularies1
- Catches1
- Categoriae (Aristotle)1
- Catholic Church. Archdiocese of Lyon (France)1
- Charles VI, King of France, 1368-14221
- Charles, Duke of Burgundy, 1433-14771
- Chivalry1
- Christian ethics1
- Christian ethics--Middle Ages1
- Christian hagiography1
- Christian heresies1
- Christian heresies--Middle Ages1
- Christian martyrs1
- Christian poetry, Latin1
- Christian poetry, Latin (Medieval and modern)1