Galerie Friese

National Museum of Art, Tokyo, Japan; National Museum of Art, Kyoto, Japan

German Contemporary Art 1971

Galerie Defet, Nürnberg, Germany

1971

Galerie de Gestlo, Bremen, Germany

1971

Kunstverein Gegenverkehr, Aachen, Germany

1971

Galerie Liemersdorf, Essen, Germany

1971

Galerie Müller, Stuttgart, Germany

1971

Museum Folkwang, Essen, Germany

1971

Galerie Müller, Cologne, Germany

1970

Galerie Renee Ziegler, Zurich, Switzerland

1970

Galerie Schüler, Berlin, Germany

1970

Galerie Heseler, Munich, Germany

1970

35 Biennale di Venezia - German Pavilion, Venice, Italy

With Kaspar Thomas Lenk, Heinz Mack, and Günther Uecker 1970

Galerie St. Johann, Saarbrücken, Germany

1970

Museum of Modern Art, San Francisco, USA

German Contemporary Prints 1969

Overbeck-Gesellschaft Lübeck, Lübeck, Germany

1969

Kestner-Gesellschaft Hannover, Hannover, Germany

1969

Kunstverein Mannheim, Mannheim, Germany

1969