| Author | Titles | | 1.
| Clermont-Ganneau, Charles, 1846-1923 | 1 | | 2.
| Clermont-Tonnerre, Frédérique de | 2 | | 3.
| Cléron, Othenin Bernard Paul Gabriel de | 1 | | 4.
| Clerval, Alain | 1 | | 5.
| Cless, C. | 1 | | 6.
| Cleto, Albino Mamede | 2 | | 7.
| Cleto, Albino Mamede, Padre | 1 | | 8.
| Cleto, Joel | 4 | | 9.
| Cleto, Tony | 1 | | 10.
| Cleugh, James | 2 |
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