Photo, August 1956 Pierre Restany during the opening of the "Festival of avant-garde art", Cité Radieuse de Marseille
Photo, january 1957 Yves Klein during the exhibition "Proposte monocrome, epoca blu", Galleria Apollinaire
Photo, 1957 View of Yves Klein's "Aerostatic Sculpture" during his exhibition "Yves Klein: Propositions Monochromes", Galerie Iris Clert
Film, 1958 Yves Klein's exhibition : La spécialisation de la sensibilité à l’état de matière première [The Specialization of Sensibilité in the Raw Material State of Stabilized Pictorial Sensibilité]