Title
- Collection1
- Commentarius in Claudii Ptolemaei Harmonica1
- Commentary on Aristotle's Physics1
- Commentary on Cicero1
- Commentary on Ezekiel1
- Commentary on Porphyry1
- Commentary on Sentences1
- Commentary on the Ephemerides1
- Common book1
- Commonplace book1
- Compendio delle istorie di Pisa1
- Compendium iuris canonici1
- Compendium of biblical topics1
- Compendium religiosi vivendi1
- Complaints1
- Conclusions1
- Confessio Catholicae fidei Christiana1
- Confessione generale1
- Confutatio libelli Philippi Melanchtonis cuius titulus est De officio principum1
- Coniecturarum liber1