- Calendars1
- Cambrai, League of, 15081
- Campeggi, Tommaso, 1483-15641
- Capponi, Alvisia1
- Capponi, Ludovico, 1533-16141
- Capponi, Niccolò1
- Cardinal virtues1
- Carthusians1
- Catholic Church. Archdiocese of Pesaro (Italy)1
- Catholic Church. Curia Romana1
- Chained bindings1
- Charles VIII, King of France, 1470-14981
- Chiesa di San Giovanni Battista (Gradara, Italy)1
- Christian heresies1
- Christian life--Catholic authors1
- Christian martyrs1
- Christian pilgrims and pilgrimages1
- Christian shrines1
- Chronologies1
- Chronology1