Document, 1956 Poster of the exhibition "Yves Propositions Monochromes", Galerie Colette Allendy, Paris,
Document, 1957 Poster for the double exhibition "Yves Klein, Propositions Monochromes" at Galerie Iris Clert and Galerie Colette Allendy
Document, 1956 Invitation card for the exhibition "Yves Monochrome Proposals" at Colette Allendy gallery
Document, 1958 Albert Camus, Note written following the opening of the exhibition known as "The Void"
Document, 1957 Invitation card of the exhibition, "Yves Klein : Proposte monocrome, epoca blu", Galleria Apollinaire, 1957