- Convento de la Concepción (Granada, Spain)1
- Conveyancing2
- Cook family1
- Cook, John, -approximately 13681
- Cook, Margaret Hoskin, -approximately 13681
- Copper mines and mining1
- Correspondence10
- Cosimo I, Grand-Duke of Tuscany, 1519-15741
- Cosmography3
- Costa, Gaspar, active 1533-15341
- Court records1
- Courts2
- Courts and courtiers1
- Crespo, Johannes1
- Crimean War (1853-1856)1
- Criminal courts1
- Criminal procedure1
- Criticism and interpretation1
- Criticism, Textual1
- Criticism, interpretation, etc.8