- Complaint letters1
- Concubinage1
- Confiscations1
- Confraternities1
- Conquest of Peru (Peru : 1522-1548)1
- Constellations1
- Contemporary bindings1
- Contracts1
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- Convento de la Concepción (Granada, Spain)1
- Cook family1
- Cook, John, -approximately 13681
- Cook, Margaret Hoskin, -approximately 13681
- Copper mines and mining1
- Cosimo I, Grand-Duke of Tuscany, 1519-15741
- Costa, Gaspar, active 1533-15341
- Court decisions and opinions1
- Courts and courtiers1
- Creation (Islam)1
- Crespo, Johannes1