Photo, 1961 "Fire Fountain" during the exhibition "Yves Klein Monochrome und Feuer" at the Museum Haus Lange
Document, 1964 Invitation card for the exhibition "Yves Klein Peintures de feu" at the Galerie Schmela, Düsseldorf
Photo, january 1957 Yves Klein during the exhibition "Proposte monocrome, epoca blu", Galleria Apollinaire