New York, 4 November 1944 - Institutional correspondence Alfred H. Barr Jr.'s letter to Pablo Picasso, dated 4 November 1944
New York, 1940–1941 - Internal museum documents Installation list and checklist for Picasso: Forty Years of His Art (second edition)
15 January 1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art, between the Museum of Modern Art, New York, and the Minneapolis Institute Of Arts
29 April 1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art, (second edition), between the Museum of Modern Art, New York, and the Cincinnati Art Museum
New York, 1940–1941 - Internal museum documents Packing instructions for the exhibition Picasso: Forty Years of His Art (second edition)
Cambridge, Massachusetts. 29 January 1940 - Institutional correspondence A letter from Paul Sachs to Alfred H. Barr Jr.
Saint Louis, 6 April 1940 - Institutional correspondence James B. Musick's letter to Pablo Picasso, dated 6 April 1940
New York, 8 April 1940 - Institutional correspondence Elodie Courter Osborn's letter to Henry Sayles Francis, dated 8 April 1940
New York, 15 April 1940 - Institutional correspondence Elodie Courter Osborn's letter to Henry Sayles Francis, dated 15 April 1940
Saint Louis, 16 April 1940 - Institutional correspondence James B. Musick's letter to Pablo Picasso, dated 16 April 1940
1944 - Exhibition catalogue Exhibition catalogue for Picasso, organised by the Sociedad de Arte Moderno , Mexico
Mexico City, 21 April 1944 - Institutional correspondence A letter from Luis de Zulueta to Jorge Enciso
Mexico City, 24 September 1944 - Personal correspondence Juan Larrea's letter to a Pablo Picasso, dated 24 September 1944
5 October 1944 - Newspapers Picasso declares his affiliation with the Party of the French Renaissance