Document, 1957 Invitation card for the double exhibition "Yves Klein: Propositions monochromes" at the Iris Clert and Colette Allendy Galleries
Document, 1955 Poster for Yves Klein's Judo lessons at the American Students and Artists Center, 261 Boulevard Raspail, Paris
Exhibition, 31 May 1957 - 23 Jun 1957 Yves Propositions monochromes Galerie Schmela, Düsseldorf, Germany