Photo, 1960 Meeting for the signing of the "Déclaration Constitutive du Nouveau Réalisme" in Yves Klein's studio
Photo, October 27th 1960 Meeting for the signature of the “Déclaration Constitutive du Nouveau Réalisme” in Yves Klein’s studio
Article, 1961, Roland F. Pease Jr. Testimonial of Roland F. Pease Jr. on the blue monochromes seen at the Leo Castelli exhibition, 1961