| Author | Titles | | 1.
| Leclerc, Raoul | 1 | | 2.
| Leclerc-Dolley, M. Th. | 1 | | 3.
| Leclercq, Alberte | 1 | | 4.
| Leclercq, Henri, 1869-1945 | 2 | | 5.
| Leclercq, Jacques, 1891- | 2 | | 6.
| Leclercq, Jules, 1848-1928 | 1 | | 7.
| Leclercq, Jules Joseph, 1848-1928 | 0 | | 8.
| Author is: Leclercq, Jules, 1848-1928 | 1 | | 9.
| Leclercq, R. | 1 | | 10.
| Leclercq, René | 2 | | 11.
| Leclercq-Friche, Michele | 1 |
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