Photo, 1960 Yves Klein, Rotraut, Jean Tinguely and Eva Aeppli at the opening of the exhibition "Yves le Monochrome" at the Galerie Rive Droite
Photo, 1960 Yves Klein, Rotraut, Jean Tinguely and Eva Aeppli during the opening of the exhibition “Yves Klein le Monochrome” at the Galerie Rive Droite