Author
- Abu Bakr al-Razi2
- Alfonso X of Castile and Leon2
- Andrea Gritti2
- Aurelius Victor2
- Averroes2
- Balia of Siena2
- Bartholomew Anglicus2
- Bartholomew of San Concordio2
- Bruno2
- Carlo Blasii de Piccolomini2
- Carthusian Order2
- Cassiodorus2
- Charles VI of France2
- Christine de Pizan2
- Cistercians2
- Coluccio Salutati2
- Compagnia de disciplinati della misericordia del Salvatore2
- Couvent des Jacobins de la rue Saint-Jacques2
- Cyprian2
- Cyrillus de Quidenon2