Title
- Commentary on First Thessalonians1
- Commentary on Isaiah1
- Commentary on Plautus1
- Commentary on Ptolemy1
- Commonplace book1
- Compositione1
- Confessions1
- Copy book1
- Correspondence of Jerome1
- Cosmographia1
- Council of Ephesus1
- Crónica de Vivar1
- De institutione musica1
- De re uxoria1
- De regimine principum1
- Decree1
- Decretals of Gregory IX1
- Deuteronomy1
- Devotional text1
- Devotional texts1