Exhibition, 5 Jun 1958 First experience of "living brushes" Appartement de Robert Godet 9, rue Le-Regrattier, Île Saint-Louis, Paris, France
Exhibition, 15 Jun 1959 - 30 Jun 1959 Bas-reliefs dans une forêt d'éponges Galerie Iris Clert, Paris, France
Exhibition, 9 Mar 1960 Anthropométries de l'époque bleue Galerie Internationale d'art contemporain, Paris, France
Photo, 1957 Yves Klein in front of his Sponge Sculpture at the exhibition "Monochrome Propositions of Yves Klein" Gallery One, London
Photo, 1959 Yves Klein, Iris Clert and Rotraut at the opening of the exhibition "Bas-reliefs in a sponge forest", Galerie Iris Clert