New York, 16 October 1981 - Institutional correspondence John Koegel's letter to Javier Tusell, dated 16 October 1981
New York, 16 October 1981 - Institutional correspondence John Koegel's letter to Javier Tusell, dated 16 October 1981
New York, 16 October 1981 - Institutional correspondence John Koegel's letter to Javier Tusell, dated 16 October 1981
30 October 1981 - Institutional correspondence John Koegel's letter to Richard E. Oldenburg, dated 30 October 1981
New York, 9 September 1981 - Press release and communication A press release from the Museum of Modern Art, New York, on the transfer day of Guernica
9 September 1981 - Internal museum documents Internal communiqué from Richard Oldenburg, director of the Museum of Modern Art, New York, on the departure of Guernica
New York, 6 July 1939 - Institutional correspondence Alfred H. Barr Jr.'s letter to Pablo Picasso, dated 6 July 1939
1939 - Institutional correspondence Correspondence between the Spanish Refugee Relief Campaign and Alfred H. Barr Jr.
New York, 27 January 1939 - Institutional correspondence Alfred H. Barr Jr.'s letter to Meric Callery
New York, 15 November 1939 - Institutional correspondence Alfred H. Barr Jr.'s telegram to Pablo Picasso, dated 15 November 1939
6 November 1939 - Press release and communication Final paintings arrive from Europe in time for big Picasso exhibition at Museum of Modern Art
New York, 1937 - Photograph View of the work Guernica shown at the exhibition Picasso: Forty Years of His Artat the Museum of Modern Art, New York
New York, 1940–1941 - Internal museum documents Packing instructions for the exhibition Picasso: Forty Years of His Art (second edition)
New York, 1941–1942 - Internal museum documents Checklist for the circulating exhibition Picasso: Epochs in His Art
1942–1943 - Internal museum documents Dates and centres for the travelling exhibition Picasso: Forty Years of His Art
Farmington, Connecticut, 20 September 1946 - Personal correspondence James Thrall Soby's letter to William Lieberman
New York, 21 May 1947 - Institutional correspondence Alfred H. Barr Jr.'s letter to Daniel-Henry Kahnweiler, dated 21 May 1947
1 April 1947 - Press release and communication The exhibition of large-scale modern painting opens at the Museum of Modern Art, New York
1 October 1953 - Press release and communication Press release from the Museum of Modern Art, New York, on Guernica's journey to Europe
28 February 1974 - Press release and communication The artist Tony Shafrazi has freed Guernica from its chains of ownership and has returned its revolutionary nature
New York, 8 September 1981 - Photograph The Museum staff before Pablo Picasso's Guernica' prior to its shipment to Spain
ca. 1981 - Newspapers The Guernica Imbroglio. Al international Tug-of-War over Picasso's Protest Painting
New York, 5 June 1939 - Institutional correspondence Evelyn Ahrend's letter to Alfred H. Barr Jr., dated 5 June 1939
Paris, 6 September 1939 - Institutional correspondence Christian Zervos's letter to Alfred H. Barr Jr., dated 6 September 1939