Places
- Clarke County (Va.)--History1
- Clarksburg (W. Va.)2
- Clay County (W. Va.)1
- Colombia1
- Confederate States of America1
- Cuba--Foreign relations--Spain1
- Cuba--History--19th Century2
- Culpeper County (Va.)--History1
- Cumberland County (Va.)--History1
- Danville (Va.)--History1
- Delaware Bay (Del. and N.J.)1
- Denver (Colo.)1
- Detroit (Mich.)1
- Dinwiddie County (Va.)--History1
- Dismal Swamp (N.C. and Va.)1