Photo, 1961 Yves Klein behind the "Wall of Fire" during the exhibition "Yves Klein Monochrome und Feuer" at the Museum Haus Lange
Photo, 1959 Yves Klein before the inauguration of his exhibition "Vision in Motion - Motion in Vision", Hessenhuis, Antwerp
Photo, 1959 Soto during the Opening of the exhibition "Vision in Motion - Motion in Vision", Hessenhuis, Antwerp
Photo, 1959 Jean Tinguely during the Opening of the exhibition "Vision in Motion - Motion in Vision", Hessenhuis, Antwerp
Photo, 1959 Soto during the Opening of the exhibition “Vision in Motion - Motion in Vision", Hessenhuis, Antwerp
Photo, 1957 View of Yves Klein's "Aerostatic Sculpture" during his exhibition "Yves Klein: Propositions Monochromes", Galerie Iris Clert