Photo, 1968 Rotraut in front of the Relief Portrait of Arman (PR 1) during the exhibition "Yves Klein", Louisiana Museum
Exhibition, 24 Nov 2018 - 20 Jan 2019 Alfred Schmela: A Centenary Exhibition Kunstsammlung Nordrhein-Westfalen, Düsseldorf, Germany
Document, 1964 Invitation card for the exhibition "Yves Klein Peintures de feu" at the Galerie Schmela, Düsseldorf