Yves Klein, Rotraut, Jean Tinguely and Eva Aeppli during the opening of the exhibition “Yves Klein le Monochrome” at the Galerie Rive Droite, 1960
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Galerie Rive Droite, Paris, France© Photo : Harry Shunk and Janos Kender J.Paul Getty Trust. The Getty Research Institute, Los Angeles. (2014.R.20)
