| Author | Titles | | 1.
| Leyden, Gabrielle | 1 | | 2.
| Leyden, Karin | 1 | | 3.
| Leyden, Karin, 1906-1977 | 1 | | 4.
| Leyden, Lucas van | 1 | | 5.
| Leyden, Lucas van, 1494-1533 | 1 | | 6.
| Leyden, Lucas van, ca 1489/1494-1533 | 1 | | 7.
| Leydier, Richard | 2 | | 8.
| Leyen, Friedrich von der | 3 | | 9.
| Leyendecker, M. | 1 | | 10.
| Leyer-Pritzkow, Martin | 3 |
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