New York, 20 March 1980 - Internal institutional documents An agreement over the conditions and delivery date of Guernica
New York, 9 September 1981 - Institutional correspondence An internal letter from Richard E. Oldenburg to staff at the Museum of Modern Art, New York
ca. 1958 - Internal institutional documents Request sheet for the replica Guernica tapestry, to be included in the exhibition La influencia del cubismo en el diseño de tapices (The Influence of Cubism in Tapestry Designs), in Arras
New York, 27 August 1968 - Internal institutional documents Carol K. Uht's letter to Nelson Rockefeller, dated 27 August 1968
1969 - Internal institutional documents A loan form for the replica Guernica tapestry at the Hudson River Museum
2 March 1974 - Institutional correspondence A letter from Karl Denim, S. S. Kush and Joshua Jericho in defence of Tony Shafrazi
Madrid, 11 December 1980 - Internal institutional documents Javier Tusell's report on negotiations for the transfer of Guernica
Internal institutional documents An agreement between the Spanish government and the Museum of Modern Art, New York, drawn up by the Museo del Prado's lawyers
Madrid, 10 June 1981 - Internal institutional documents A letter from Carlos Robles Piquer to Javier Tusell
New York, 3 September 1981 - Internal institutional documents Inventory and conservation report on the works collected by New York's Museum of Modern Art to be sent to Spain
New York, 28 April 1977 - Internal institutional documents Conversation between José Mario Armero and William Rubin
New York, 20 March 1980 - Internal institutional documents An agreement to deliver Guernica to the Spanish government
2 May 1939 - Internal institutional documents A draft text for the invitation to the exhibition Picasso's Guernica at the Valentine Gallery, New York
New York, 23 October 1969 - Institutional correspondence Elizabeth Shaw's letter to William S. Lieberman
New York, 10 August 1981 - Institutional correspondence A letter from Eloise Ricciardelli to Sharon Zane