1943 - Internal museum documents Itinerary of the touring exhibition Picasso: Forty Years of His Art and its adaptations from 1940 to 1943
Paris, 27 February 1958 - Institutional correspondence Daniel-Henry Kahnweiler's letter to Alfred H. Barr Jr., dated 27 February 1958
26 July 1943 - Press release and communication Picasso's huge mural of the destruction of Guernica by bombing shown at the Museum of Modern Art, New York
London, 7 March 1958 - Management of reproduction rights A letter from Diana K. Watson to Richard Griffith