Document, 1957-1959 Yves Klein, "Règles rituelles de la cession des zones de sensibilité picturale immatérielle"
Document, 1956 Invitation card for the exhibition "Yves Monochrome Proposals" at Colette Allendy gallery
Document, 1955 Invitation card for the exhibition "Yves peintures" at Club des Solitaires at Editions Lacoste, Paris