| Author | Titles | 1.
| Landeira, António | 4 | 2.
| Landeiro, Fausto | 1 | 3.
| Landeiro, José Manuel, 1905-1975 | 10 | 4.
| Landelle, G. de la | 1 | 5.
| Lander, Marc | 1 | 6.
| Lander, Richard | 1 | 7.
| Landers, Clifford | 8 | 8.
| Landers, Clifford E. | 3 | 9.
| Landert, Markus | 2 | 10.
| Landesgalerie Oberösterreich (Berlim, Alemanha) | 1 |
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