Title
- Confutatio libelli Philippi Melanchtonis cuius titulus est De officio principum1
- Coniecturarum liber1
- Consilium1
- Consolatio peccatorum seu Processus Belial1
- Consolation of Philosophy3
- Constitution1
- Constitutiones provinciales1
- Contra impedimiam1
- Contracts2
- Copia schedula1
- Coptic biblical selections1
- Coptic text1
- Coptic texts1
- Coptic-Arabic glossary1
- Coptic-Arabic lectionary2
- Copy book1
- Corpus Juris Civilis1
- Corregidor of the villa de Oropesa1
- Correspondence14
- Correspondence between Vettori and Machiavelli1