Pars, 9 February 1955 - Institutional correspondence Pablo Picasso's letter to Alfred H. Barr Jr., dated 9 February 1955
4 May 1955 - Internal museum documents A contract and works loaned from the Museum of Modern Art, New York, for the exhibition at the Musée des Arts Décoratifs, Paris
New York, 13 July 1955 - Internal museum documents Internal letter from the Museum of Modern Art, New York, to William Lieberman
16 March 1955 - Press release and communication Press release on a special exhibition featuring 12 of Picasso’s masterpieces in New York’s Museum of Modern Art in 1955