| Author | Titles | | 1.
| Cobra, Carlos, 1940- | 6 | | 2.
| CoBra (Grupo de artistas) | 2 | | 3.
| Related author: Alechinsky, Pierre, 1927- | 17 | | 4.
| Related author: Appel, Karel, 1921-2006 | 12 | | 5.
| Related author: Corneille, 1922-2010 | 2 | | 6.
| Related author: Jorn, Asger, 1914-1973 | 5 | | 7.
| CoBra (Grupo de artistas), 1948-1951 | 0 | | 8.
| Author is: CoBra (Grupo de artistas) | 2 | | 9.
| Cobra Museum for Modern Art ( Amstelveen, Holanda ) | 2 | | 10.
| Coburgo, Dom Fernando de, 1816-1885 | 0 | | 11.
| Author is: Fernando II, Rei de Portugal, 1816-1885 | 2 | | 12.
| Coburgo, Fernando de, 1816-1885 | 0 | | 13.
| Author is: Fernando II, Rei de Portugal, 1816-1885 | 2 | | 14.
| Coburn, A. L., 1882-1966 | 0 | | 15.
| Author is: Coburn, Alvin Landgon, 1882-1966 | 1 | | 16.
| Coburn, Alvin Landgon, 1882-1966 | 1 | | 17.
| Coburn, Alvin Langdon, 1882-1966 | 1 | | 18.
| Coburn, Jason | 2 |
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