Title
- Collection of hymns1
- Collection of poetry1
- Commentaries on Aristotle and Porphyry1
- Commentarius cum quaestionibus in universam Aristotelis philosophiam naturalem1
- Commentarius in Claudii Ptolemaei Harmonica1
- Commentary on Andria1
- Commentary on Aristotle's Metaphysics1
- Commentary on Cicero1
- Commentary on De generatione et corruptione1
- Commentary on Sentences1
- Commentary on Terence1
- Commentary on the Ephemerides of Regiomontanus1
- Commission.1
- Common book1
- Commonplace book1
- Compendio delle istorie di Pisa1
- Compendium iuris canonici1
- Compendium of biblical topics1
- Compendium religiosi vivendi1
- Complaints1