Période d'activité
Œuvres (10)
1964
Untitled Orange
Tate
1964
Untitled Deep Blue
Tate
1977
Untitled '77 No. 6
Arts Council Collection, Southbank Centre
1978
Untitled No. 5
Arts Council Collection, Southbank Centre
1980
Untitled
Fondation Roi Baudouin
1989
Untitled 1989
Manchester City Art Galleries
1991
Tall, Very Dark Blue
Arts Council Collection, Southbank Centre
1993
Sans titre
Metropolitan Museum of Art
1995
Yellow umberon Grey Blue
Collection Jos Knaepen
2002
Bright yellow
Collection Jos Knaepen