| Author | Titles | | 1.
| Wilhelm Lehmbruck Museum, Duisburg (Alemanha) Galerie Rheinhausen | 1 | | 2.
| Wilhelm, P. J. | 1 | | 3.
| Wilhelm, R. | 1 | | 4.
| Wilhelm, Richard | 3 | | 5.
| Wilhelm-Hack-Museum (Ludwigshafen am Rhein, Alemanha) | 1 | | 6.
| Wilhide, Elisabeth | 2 | | 7.
| Wilk, Christopher, 1954- | 5 | | 8.
| Wilk, Elvia | 2 | | 9.
| Wilke, Carsten L. | 1 | | 10.
| Wilke, Hannah, 1940-1993 | 1 |
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