Exhibition, 14 Jan 1961 - 26 Feb 1961 Yves Klein Monochrome und Feuer Museum Haus Lange, Krefeld, Germany
Exhibition, 16 May 2009 - 13 Sep 2009 Yves Klein & Rotraut MASI - Lugano Museo d'arte della Svizzera italiana, Lugano, Switzerland
Exhibition, 24 Nov 2018 - 20 Jan 2019 Alfred Schmela: A Centenary Exhibition Kunstsammlung Nordrhein-Westfalen, Düsseldorf, Germany
Photo, 1961 Yves Klein and Rotraut Uecker at the opening of the exhibition “Monochrome und Feuer”, Museum Haus Lange
Photo, january 14th 1961 Yves Klein surrounded by Sponge Sculptures during the exhibition "Monochrome und Feuer", Museum Haus Lange