Document, 1956 Poster of the exhibition "Yves Propositions Monochromes", Galerie Colette Allendy, Paris,
Document, 1957 Poster of the exhibition "Yves Propositions Monochromes", galerie Schmela, Düsseldorf
Document, 1963 Poster of the exhibition "Yves Klein le Monochrome - Peintures de Feu", Galerie Tarica