New York, 20 March 1980 - Internal institutional documents An agreement over the conditions and delivery date of Guernica
New York, 20 July 1979 - Press release and communication A communiqué from the Museum of Modern Art, New York, about moving Guernica
New York, 8 April 1981 - Press release and communication A press release from New York's Museum of Modern Art concerning a Spanish delegation's request to send Guernica to Spain
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
New York, 8 September 1981 - Photograph The staff at New York's Museum of Modern Art packing Guernica
New York, 24 March 1980 - Institutional correspondence A letter from Richard Oldenburg and William Rubin to Javier Tusell
Madrid, 11 December 1980 - Internal institutional documents Javier Tusell's report on negotiations for the transfer of Guernica
Madrid, 3 September - Institutional correspondence Carlos Robles Piquer's letter to Javier Tusell, dated 3 September
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
Paris, 12 May 1981 - Institutional correspondence Rafael Fernández Quintanilla's letter to Carlos Robles Piquer
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
Paris, ca. 1981 - Institutional correspondence A communiqué from Rafael Fernández Quintanilla on the viewpoint of Pablo Picasso's heirs
Madrid, 17 September 1980 - Institutional correspondence A letter from José Mario Armero to Íñigo Cavero
New York, 19 May 1980 - Institutional correspondence William Rubin's letter to Rafael Fernández Quintanilla, dated 19 May 1980
New York, 17 June 1980 - Institutional correspondence William Rubin's letter to Rafael Fernández Quintanilla, dated 17 June 1980