Photo, January 1957 Yves Klein making a Judo catch during his exhibition "Yves Klein: Proposte monocrome, epoca blu", Galleria Apollinaire
Photo, 1959 International collaboration between artists and architects in the realisation of the new Gelsenkirchen Opera House
Photo, 1957 View of Yves Klein's "Aerostatic Sculpture" during his exhibition "Yves Klein: Propositions Monochromes", Galerie Iris Clert