Mexico, 21 December 1939 - Personal correspondence Juan Larrea's letter to Pablo Picasso, dated 21 December 1939
Cambridge, Massachusetts, 20 November 1939 - Personal correspondence Josep Lluís Sert's letter to Pablo Picasso, dated 20 November 1939
New York, 10 March 1955 - Institutional correspondence Alfred H. Barr Jr.'s letter to Pablo Picasso, dated 10 March 1955
Paris, 14 June 1955 - Personal correspondence Daniel-Henry Kahnweiler's letter to Pablo Picasso, dated 14 June 1955
Paris, 21 December 1955 - Personal correspondence Daniel-Henry Kahnweiler's letter to Pablo Picasso, dated 21 December 1955
Paris, 14 March 1956 - Personal correspondence Daniel-Henry Kahnweiler's letter to Pablo Picasso, dated 14 March 1956
23 November 1939 - Personal correspondence Francisco de Troya's letter to Pablo Picasso, dated 23 November 1939
Paris, 1955 - Photograph Women working in front of Guernica in the exhibition Picasso at the Musée des Arts Décoratifs
New York, 12 September 1939 - Institutional correspondence Alfred H. Barr Jr.'s letter to Pablo Picasso, dated 12 September 1939
Mexico, 4 October 1939 - Personal correspondence Juan Larrea's letter to Pablo Picasso, dated 4 October 1939
New York, 14 November 1939 - Institutional correspondence Nelson Rockefeller's telegram to Pablo Picasso
Saint Louis, 6 April 1940 - Institutional correspondence James B. Musick's letter to Pablo Picasso, dated 6 April 1940
Saint Louis, 16 April 1940 - Institutional correspondence James B. Musick's letter to Pablo Picasso, dated 16 April 1940
New York, 7 October 1953 - Institutional correspondence A letter from Letitia T. Howe to Pablo Picasso