You might like Left Right Hemdenstein Dieter Roth 1971 Quartet Dieter Roth 1971 Seminar (in Collaboration with Richard Hamilton) Dieter Roth 1971 Double Quartet Dieter Roth 1971 [cover] Dieter Roth 1971 Hemdenstein Dieter Roth 1971 [cover] Dieter Roth 1972 [no title] Dieter Roth 1972 [no title] Dieter Roth 1972 Double Self-Portrait of the Artist Dieter Roth 1972 Double Somersault Dieter Roth 1972 Double Somersault Dieter Roth 1972