Photo, 1959 Yves Klein, Iris Clert and Rotraut at the opening of the exhibition "Bas-reliefs in a sponge forest", Galerie Iris Clert
Photo, 1959 International collaboration between artists and architects in the realisation of the new Gelsenkirchen Opera House
Photo, 1959 Yves Klein at the opening of his exhibition "Bas-reliefs in a sponge forest", Galerie Iris Clert
Photo, 1957 Yves Klein in front of his Sponge Sculpture at the exhibition "Monochrome Propositions of Yves Klein" Gallery One, London
Photo, October - November 1960 Yves Klein in front of the work "Grande Anthropophagie bleue, Hommage à Tennessee Williams" (ANT 76)
Photo, October-November 1960 Yves Klein in front of the work "Grande Anthropophagie bleue, Hommage à Tennessee Williams" (ANT 76) at the Galerie Rive Droite