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
Tokyo, 20 November 1962 - Institutional correspondence Akira Jin's letter to Pablo Picasso, dated 20 November 1962
Milan, 1953 - Internal museum documents An expense inventory for the Pablo Picasso exhibition at the Palazzo Reale
New York, 11 June 1957 - Institutional correspondence Alfred H. Barr Jr.'s letter to John Rockefeller
Tokyo, 31 August 1962 - Institutional correspondence Akira Jin's letter to Carol K. Uht, dated 31 August 1962
Tokyo, 21 November 1962 - Institutional correspondence Akira Jin's letter to Carol K. Uht, dated 21 November 1962
Tokyo, 1 April 1963 - Institutional correspondence Akira Jin's letter to Pablo Picasso, dated 1 April 1963
Jarnac, 12 October 1953 - Personal correspondence Claude Roy's letter to Pablo Picasso, dated 12 October 1953
Milán, 28 de septiembre de 1953 - Newspapers Massacro in Corea di Picasso esposto alla mostra milanese