Artwork, 1958 The Specialization of Sensibility in the Raw Material State of Stabilized Sensibility - exhibition of "The Void"
Artwork, 1961 “Empty” room dedicated to the “Immaterial Pictorial Sensibility”, Museum Haus Lange, Krefeld
Document, 1958 Albert Camus, Note written following the opening of the exhibition known as "The Void"
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