Photo, 1961 Yves Klein and Paul Wember at the opening of the exhibition "Yves Klein Monochrome und Feuer" at the Museum Haus Lange
Artwork, 1961 Cité climatisée - Accès à l'éden technique [Climate-controlled City - Access to Technical Eden]
Photo, 1961 Pierre Restany during the exhibition "Yves Klein the Monochrome: il nuovo realismo del colore", Galleria Apollinaire