Galerie Friese

Begegnung zweier Künstler in den 1950er Jahren - Encounter of two artists in the 1950s

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

German Contemporary Art January 1, 1971

Galerie Defet, Nürnberg, Germany

January 1, 1971

Galerie de Gestlo, Bremen, Germany

January 1, 1971

Kunstverein Gegenverkehr, Aachen, Germany

January 1, 1971

Galerie Liemersdorf, Essen, Germany

January 1, 1971

Galerie Müller, Stuttgart, Germany

January 1, 1971

Museum Folkwang, Essen, Germany

January 1, 1971

Galerie Müller, Cologne, Germany

January 1, 1970

Galerie Renee Ziegler, Zurich, Switzerland

January 1, 1970

Galerie Schüler, Berlin, Germany

January 1, 1970

Galerie Heseler, Munich, Germany

January 1, 1970

35 Biennale di Venezia - German Pavilion, Venice, Italy

With Kaspar Thomas Lenk, Heinz Mack, and Günther Uecker January 1, 1970

Galerie St. Johann, Saarbrücken, Germany

January 1, 1970

Museum of Modern Art, San Francisco, USA

German Contemporary Prints January 1, 1969

Overbeck-Gesellschaft Lübeck, Lübeck, Germany

January 1, 1969

Kestner-Gesellschaft Hannover, Hannover, Germany

January 1, 1969

Kunstverein Mannheim, Mannheim, Germany

January 1, 1969