- Catesby Jones Account Book, 1767/18452
- Channing Moore Hall Papers, 1920/1953, bulk 1930/19531
- Chapin collection of Washington & Custis family documents, 1758/18292
- Charles A. Miller Family Papers, 1708/19261
- Charles Brown Papers, 1792/18881
- Charles Campbell Papers, 1743/18967
- Charles Shetler, Curator and Historian, Papers, 1700/19651
- Charles and Joseph Read commonplace book, 1765/17941
- Charles and Thomas Frankland record books, 1740/18112
- Chester McNerney Collection, 1290/19501
- Christian S. Hutter miscellany, 1602/194515
- Christopher A. Dorrance collection, 1750/20001
- Clara L. Lawrence Papers, 1763/19393
- Cocke Family Papers, 1725-19392
- Cocke and Related Family Papers, ca.1773-19921