Title
- Carta ejecutoria2
- Carta pisana1
- Chart of consanguinity1
- Chronica summorum pontificum et imperatorum Romanorum1
- Chronicle1
- Clementine Constitutions1
- Collationes1
- Comediae1
- Commentary on decretals1
- Compendium historiae in genealogia Christi3
- Compendium logicae1
- Complementum in partem III summae S. Thomae de Aquino1
- Consolation of Philosophy1
- Coptic texts1
- Correspondence of Jerome1
- Dala'il al-Khayrat3
- De 12 signis et eorum naturis in generali1
- De amore Dei1
- De casu diaboli1
- De claustro animae1