| Author | Titles | | 1.
| Coplan, Kate | 1 | | 2.
| Coplans, John, 1920-2003 | 6 | | 3.
| Coplans, John Rivers, 1920-2003 | 0 | | 4.
| Author is: Coplans, John, 1920-2003 | 6 | | 5.
| Coplans, Jonh, 1920-2003 | 1 | | 6.
| Copley, John Singleton, 1738-1815 | 3 | | 7.
| Copón, Miguel | 1 | | 8.
| Copp, DeWitt S. | 1 | | 9.
| Coppa, Alessandra | 1 | | 10.
| Coppack, Glyn | 1 | | 11.
| Coppe, Virginie | 1 |
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