| Author | Titles | | 1.
| Jacob, Friedrich | 2 | | 2.
| Jacob, Jean-Paul | 1 | | 3.
| Jacob, João Manuel Neto | 3 | | 4.
| Jacob, John | 1 | | 5.
| Jacob, John P. | 1 | | 6.
| Jacob K., Gérard | 1 | | 7.
| Jacob, Laurent | 2 | | 8.
| Jacob Lawrence, 1917-2000 | 0 | | 9.
| Author is: Lawrence, Jacob, 1917-2000 | 1 | | 10.
| Jacob, Louis | 1 | | 11.
| Jacob, Manuel Moreira | 3 |
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