- Byzantine Empire2
- Cairo Genizah2
- Calendars2
- Cambrai, League of, 15082
- Canticles2
- Carthusians2
- Catholic Church. Archdiocese of Siena (Italy)2
- Censorship--Religious aspects--Judaism2
- Cesare d'Este, Duke of Modena and Reggio, 1552-16282
- Charitable uses, trusts, and foundations (Islamic law)2
- Charles V, Holy Roman Emperor, 1500-15582
- Christian saints2
- Classical literature2
- Classification of sciences2
- Clergy2
- Commonplace books2
- Concini, Lisabetta2
- Concini, Margherita2
- Contracts (Islamic law)2
- Cosmography2