Madrid, 19 August 1981 - Internal institutional documents A reminder from the general management of Fine Arts, Archives and Libraries regarding the arrival of Guernica to Spain
Madrid, 20 January 1981 - Internal institutional documents A letter from the general management of Fine Art, Archives, and Libraries regarding a conversation held with William Rubin
Madrid, 14 August 1981 - Internal institutional documents A report by SIT for the general management of Fine Art, Archives, and Libraries regarding the transfer of the painting
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
ca. 1981 - Internal institutional documents A report by Javier Tusell, director-general of Fine Arts on his trip to France and his visit to Pablo Picasso's heirs
23 January 1981 - Internal institutional documents A report on the state of negotiations to bring Guernica to Spain
1981 - Internal institutional documents A communiqué from Spain's Ministry of Culture about the state of negotiations with the Picasso family to bring Guernica to Spain
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
Madrid, 22 April 1976 - Internal institutional documents A report by Joaquín de la Puente on the ownership of Guernica and the negotiation possibilities with the Museum of Modern Art, New York
New York, 28 April 1977 - Internal institutional documents Conversation between José Mario Armero and William Rubin
Madrid, 2 September - Internal institutional documents A letter on Guernica by José Mario Armero for the Culture minister, Pío Cabanillas
19 August 1977 - Internal institutional documents Summary of the meeting between José Mario Armero and Roland Dumas
Madrid, 8 November 1977 - Internal institutional documents A letter from José Mario Armero to Pío Cabanillas, dated 8 November 1977
Madrid, 28 December 1977 - Internal institutional documents A letter from José Mario Armero to Pío Cabanillas, dated 28 December 1977
Madrid, 29 December 1977 - Internal institutional documents A letter from José Mario Armero to Pío Cabanillas, dated 29 December 1977
ca. 1977 - Internal institutional documents A communiqué from the Spanish government on its stance over the reclaiming of Guernica
5 July 1978 - Internal institutional documents A report on the transfer of Guernica by Spain's Ministry of Culture
1975 - Internal institutional documents Extract from the index of the catalogue for the exhibition Vanguardia artística y realidad social en el estado español: 1963/1976
Madrid, September 1980 - Internal institutional documents A report on the requirements for the transfer of Guernica from New York to Spain
New York, 20 March 1980 - Internal institutional documents An agreement to deliver Guernica to the Spanish government
Barcelona, 14 September 1979 - Internal institutional documents Transcript of the agreement approved by the Municipal Standing Committee
Madrid, 8 February 1995 - Internal institutional documents A loan approval form for the exhibition Picasso: The Love and the Anguish. The road to Guernica
Madrid, 26 September 1936 - Internal institutional documents Certificate of appointment for Pablo Picasso as director of the Museo Nacional del Prado
London, 1938 - Internal institutional documents List of guarantors of Guernica at the White Chapel Art Gallery
2 May 1939 - Internal institutional documents A draft text for the invitation to the exhibition Picasso's Guernica at the Valentine Gallery, New York
1939 - Internal institutional documents A list of possible donors to the Spanish Refugee Relief Campaign
Paris, 31 May 1937 - Internal institutional documents Summary of figures submitted as payment for propaganda
1939 - Internal institutional documents A list of museums and directors to which the Spanish Refugee Relief Campaign offers participation in the tour of Picasso's Guernica
Paris, 31 May 1937 - Internal institutional documents Figures submitted by the Special Acquisitions Service for Propaganda
1953 - Internal institutional documents Lists from the National Executive Committee and other departments for the Rome and Milan exhibitions