Title
- Cartulary1
- Cato maior de senectute1
- Chorographical text1
- Chronica de rebus Glastoniensis1
- Chronicle1
- Collectarium1
- Collectio Dionysio-Hadriana1
- Collection1
- Comedies1
- Commentary on Aristotle1
- Commentary on Dante1
- Commentary on Ecclesiastes1
- Commentary on Pauline Epistles1
- Commentary on Ptolemy1
- Commentary on Sentences1
- Commentary on Summa theologica1
- Commentary on the Old Testament1
- Commonplace book1
- Communiloquium1
- Compendium theologicae veritatis1