- Caroline, Queen, consort of George IV, King of Great Britain, 1768-1821,1
- Castle Garden (New York, N.Y.).1
- Castlereagh, Robert Stewart, Viscount, 1769-1822.1
- Chalmers, James Calder, Jr.1
- Charles Edward, Prince, grandson of James II, King of England, 1720-17881
- Charles X, King of France, 1757-18361
- Churchill, Charles, 1731-17641
- City Mart Photographic Gallery.1
- Clayton, James Atkins, 1831-1896.1
- Cobb, David.1
- Codrington, Edward, Sir, 1770-18511
- Coleraine, George Hanger, Baron, 1751?-18241
- Conyngham, Elizabeth Conyngham, Marchioness, -18611
- Conyngham, Elizabeth Conyngham, Marchioness, -1861.1
- Coombs, Frederick, 1803-1874.1
- Coughlan, Tom.1
- Crawford, Ellison Lassell, 1833-1895.1
- Currier & Winter.1
- Currier, Amos.1
- Curtis, William, Sir, 1752-1829.1
