| Author | Titles | 1.
| Coupard, Catherine | 1 | 2.
| Coupat, Julien | 1 | 3.
| Couper, John | 1 | 4.
| Coupland, Douglas | 2 | 5.
| Coupland, Reginald | 1 | 6.
| Coupon, Chaves | 1 | 7.
| Couquerque, L. M. Rollin | 1 | 8.
| Cour, Oliver | 1 | 9.
| Le Cour, Paul | 1 | 10.
| Couraça, Maximiniano Saraiva da Costa | 2 |
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