Article, 1961, Roland F. Pease Jr. Testimonial of Roland F. Pease Jr. on the blue monochromes seen at the Leo Castelli exhibition, 1961
Photo, 1953 Master Jô.in Oda and Yves Klein performing the Itsutsu-no-kata (Kata of the five principles), dojo of Master Oda, Tokyo
Photo, 1961 Yves Klein at the opening of the exhibition "Concetti spaziali" by Lucio Fontana at Galerie Iris Clert