| Author | Titles | 1.
| Castroviejo, José María | 1 | 2.
| Castuera, Juan Manuel, 1921-1990 | 1 | 3.
| Caswell, Jean | 1 | 4.
| Cat, 1957- | 1 | 5.
| CAT (Tavira, Portugal) | 0 | 6.
| Author is: Casa das Artes de Tavira (Portugal) | 11 | 7.
| Catafau, Joaquim Serra | 1 | 8.
| Catagreena e Raquel Pedro (Grupo de artistas) | 3 | 9.
| Catagreena (nome de artista) | 0 | 10.
| Author is: Marto, Catarina, 1977- | 5 | 11.
| Catalá, Andreu | 1 | 12.
| Catalá, Josefina | 1 |
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