Title
- Choir book1
- Chorographical text1
- Chronicle1
- Codex1
- Comedy play1
- Commentary on Clementine Constitutions1
- Commentary on Decretals of Gregory IX1
- Commentary on First Thessalonians1
- Commentary on Isaiah1
- Commentary on Jerome1
- Commentary on Knox1
- Commentary on Romans1
- Commentary on Sermon on the Mount1
- Commonplace book1
- Compendiosa historia Hispanica1
- Compositione1
- Confessio amantis1
- Confessional1
- Confessions1
- Consolation of Philosophy1