Document, 1955 Letter from Yves Klein to Jacques Tournier, author of the weekly "Les Nouvelles littéraires, artistiques et scientifiques".
Photo, October 15 1955 Bernadette Allain at the opening of the exhibition "Yves: paintings", Lacoste Publishing - Club des Solitaires
Artwork, 1961 “Empty” room dedicated to the “Immaterial Pictorial Sensibility”, Museum Haus Lange, Krefeld
Photo, 1957 View of Yves Klein's "Aerostatic Sculpture" during his exhibition "Yves Klein: Propositions Monochromes", Galerie Iris Clert