- Convento di S. Maria degli Angeli (Florence, Italy)1
- Convento di Santa Giulia (Lucca, Italy)1
- Conversion--Hinduism1
- Conversion--Islam1
- Conveyancing1
- Cook family1
- Cook, John, -approximately 13681
- Cook, Margaret Hoskin, -approximately 13681
- Copper industry and trade1
- Coppetti, Coppetto1
- Coppetti, Coppo1
- Coptic language1
- Coptic language--Grammar1
- Copyists1
- Corbinelli, Bernardo1
- Corbinelli, Girolamo1
- Corbinelli, Pandolfo1
- Cornelio, Giovanni1
- Corporation law (Islamic law)1
- Correspondence (Cyprian, Saint, Bishop of Carthage)1