Monory Charleroi Palais des Beaux-Arts

France, 1977

Yves Saint Front in the Louis and Annette Kaufman Collection

USA, 2005

Michael Clark June-July 1984

USA, 1983

Dessins Americains Contemporains

France, 1957

Johan van Reede

Netherlands, 1961

Galerie Muratore Irene Pages

France, 1958