Document, 1955 Invitation card for the exhibition "Yves peintures" at Club des Solitaires at Editions Lacoste, Paris
Document, 1956 Invitation card for the exhibition "Yves Monochrome Proposals" at Colette Allendy gallery
Document, 1964 Invitation card for the exhibition "Yves Klein Peintures de feu" at the Galerie Schmela, Düsseldorf
Document, 1958 Yves Klein, Account of the opening of the exhibition "Epoque pneumatique, la sensibilité picturale immatérielle à l'état matière première" at Galerie Iris Clert
Document, 1958 Yves Klein, Account of the opening of the exhibition "Epoque pneumatique, la sensibilité picturale immatérielle à l'état matière première" at Galerie Iris Clert