Title: Michael Buthe, Sigmar Polke, Ulrike Rosenbach, Gerhard Rühm, Alf Schuler
Subjects: German Art, Exhibitions, Artists
Places: Cologne, Germany
People: Sigmar Polke, Gerhard Rühm, Alf Schuler, Michael Buthe (1944-), Ulrike Rosenbach (1943-)
Time periods: 20th century