Photo, 1968 Rotraut in front of the Relief Portrait of Arman (PR 1) during the exhibition "Yves Klein", Louisiana Museum
Photo, 1959 Yves Klein, Iris Clert and Rotraut at the opening of the exhibition "Bas-reliefs in a sponge forest", Galerie Iris Clert
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