| Artist | Josef Albers |
| Object | painting |
| Technique | oil on Hardboard |
| Dimension | 60 × 60 cm |
| Title | »Homage to the Square« |
| Date | 1956 |
Before treatment The surface shows drip marks caused by a corrosive liquid. Varnish and paint layer are flaking- there are paint losses already. The remaining paint layer was consolidated, the losses were filled and retouched.
Before treatment.
After treatment.
Before treatment (detailed shot).
During treatment.