Amsterdam, 16 November 1953 - Institutional correspondence Willem Sandberg's letter to Pablo Picasso, dated 16 November 1953
Rome, 18 February 1954 - Institutional correspondence Eugenio Reale's letter to Pablo Picasso, dated 18 February 1954
Milan, 1953 - Internal museum documents An expense inventory for the Pablo Picasso exhibition at the Palazzo Reale
Paris, 10 February 1955 - Institutional correspondence Daniel-Henry Kahnweiler's letter to Alfred H. Barr Jr., dated 10 February 1955
New York, 8 February 1955 - Institutional correspondence Alfred H. Barr Jr.'s letter to François Carnot
Pars, 9 February 1955 - Institutional correspondence Pablo Picasso's letter to Alfred H. Barr Jr., dated 9 February 1955
New York, 4 March 1955 - Institutional correspondence Alfred H. Barr Jr.'s letter to Maurice Jardot, dated 4 March 1955
New York, 10 March 1955 - Institutional correspondence Alfred H. Barr Jr.'s letter to Pablo Picasso, dated 10 March 1955
Paris, 5 May 1955 - Institutional correspondence A letter from the general secretary of Les Arts Décoratifs to the insurance company L'Union