Photo, 1959 Yves Klein at the opening of his exhibition "Bas-reliefs in a sponge forest", Galerie Iris Clert
Photo, ca. 1960 Yves Klein and Rotraut with Ci-gît l'Espace [Here Lies Space] (RP 3) and the Sponge Relief (RE 20)
Photo, October 15 1955 Bernadette Allain at the opening of the exhibition "Yves: paintings", Lacoste Publishing - Club des Solitaires
Photo, November 27 1960 Publication of "Dimanche 27 novembre, le journal d'un seul jour", an artistic event by Yves Klein as part of the Festival d'Art d'Avant-Garde (Avant-Garde Art Festival).
Photo, 1959 International collaboration between artists and architects in the realisation of the new Gelsenkirchen Opera House