Document, 1957 Invitation card for the double exhibition "Yves Klein: Propositions monochromes" at the Iris Clert and Colette Allendy Galleries
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
Photo, October-November 1960 Yves Klein in front of the work "Grande Anthropophagie bleue, Hommage à Tennessee Williams" (ANT 76) at the Galerie Rive Droite
Photo, October - November 1960 Yves Klein in front of the work "Grande Anthropophagie bleue, Hommage à Tennessee Williams" (ANT 76)