2 + 3 = 4 1984

3 x 3 Interplay 1970

Untitled 1991

Untitled from "Les Enfants" 1929

Boden Sea, Uttwil 1993 (printed 2007)

Artist's Hand 2017

Untitled [No. 195] 1968

Untitled 1968

Jardin la Nuit 1954

Les Voiliers 1952

Embrasement 1954

Two Trees 1955