"Le penseur puissant"
Etching, aquatint, drypoint, carborundum, signed and numbered 27/75. Executed in 1969. (Arches). S: 105.3 x 68,7 cm
Galerie Aix, Stockholm. Acquired 1970/71.
Bukowski Auctions, Stockholm, Modern Autumn auction 2004, cat no 438.
Private collection, Stockholm.
Dupin 514