1945 - Internal museum documents Alfred H. Barr Jr.'s notes for the screenplay of the film Guernica by Robert Flaherty
1954 - Internal museum documents Instructions for packing Guernica by the Museum of Modern Art, New York
New York, 20 May 1954 - Institutional correspondence Alfred H. Barr Jr.'s telegram to Pablo Picasso, dated 20 May 1954
New York, 24 September 1954 - Institutional correspondence Alfred H. Barr Jr.'s letter to Roland Penrose, dated 24 September 1954
New York, 16 December 1954 - Institutional correspondence A letter from Alfred H. Barr Jr. to William A. M. Burden, René d'Harnoncourt and James Thrall Soby
Paris, 25 June 1954 - Personal correspondence Daniel-Henry Kahnweiler's letter to Pablo Picasso, dated 25 June 1954
New York, 15 January 1945 - Institutional correspondence Alfred H. Barr Jr.'s letter to Pablo Picasso, dated 15 January 1945
New York, 25 October 1945 - Personal correspondence Alfred H. Barr Jr.'s letter to John E. (Dick) Abbott
New York, 10 July 1954 - Institutional correspondence A letter from Alfred H. Barr Jr. to René d'Harnoncourt, dated 10 July 1954
