Artwork, 1959 Receipt to Peppino Palazzoli for transfert of a Zone of Immaterial Pictorial Sensibility. Series n°1, Zone n°01
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, 1957-1959 Yves Klein, "Règles rituelles de la cession des zones de sensibilité picturale immatérielle"
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
Artwork, 1959 Receipt to Jacques Kugel for transfert of a Zone of Immaterial Pictorial Sensibility. Series n°1, Zone n°02
Artwork, 1962 Transfer of a Zone of Immaterial Pictorial Sensibility to Claude Pascal. Series n°1, Zone 06
Document, 1958 Albert Camus, Note written following the opening of the exhibition known as "The Void"