Document, 1964 Invitation card for the exhibition "Yves Klein Peintures de feu" at the Galerie Schmela, Düsseldorf
Document, 1969 Invitation card for the exhibition "Yves Klein" at the Nouvelle Galerie Lambert Monet, Geneva
Document, 1963 Poster of the exhibition "Yves Klein le Monochrome - Peintures de Feu", Galerie Tarica