| Artist | Peter Brüning |
| Object | painting |
| Technique | oil on primed canvas |
| Dimension | 139 × 159 cm |
| Title | “Nr. 23/63 (WVZ 514)” |
| Date | 1963 |
Full shot before treatment: Position of the triangle tear (pink arrow).
Detailed shot before treatment: The triangle tear is in an almost monochrome white area. This makes the filling and retouching very demanding.
Before treatment (tear marked with arrow).
After treatment.