Photo, 1959 Yves Klein at the opening of his exhibition "Bas-reliefs in a sponge forest", Galerie Iris Clert
Document, 1958 Yves Klein, Account of the opening of the exhibition "Epoque pneumatique, la sensibilité picturale immatérielle à l'état matière première" at Galerie Iris Clert
Document, 1958 Yves Klein, Account of the opening of the exhibition "Epoque pneumatique, la sensibilité picturale immatérielle à l'état matière première" at Galerie Iris Clert
Artwork, 1961 Cité climatisée - Accès à l'éden technique [Climate-controlled City - Access to Technical Eden]
Photo, 1959 Yves Klein, Iris Clert and Rotraut at the opening of the exhibition "Bas-reliefs in a sponge forest", Galerie Iris Clert