Paris, 10 December 1975 - Institutional correspondence Miguel de Lojendio's letter to Spain's Ministry of Culture
16 February 1976 - Institutional correspondence Report for the National Commission of Artistic Heritage
Madrid, 1981 - Internal museum documents Record sheet of the entry of Guernica into the Casón del Buen Retiro, Madrid
Madrid, 1981 - Internal institutional documents A letter about the exhibition at the Casón del Buen Retiro
Madrid, 31 July, and Cambridge, Massachusetts, 31 August 1981 - Institutional correspondence Álvaro Martínez Novillo's letter to Josep Lluís Sert, with reply
Madrid, 29 May and 10 June 1981 - Institutional correspondence A letter from Felipe Cons Gorostola to Álvaro Martínez Novillo, and reply
22 November 1980 - Institutional correspondence Rafael Fernández Quintanilla's letter to Javier Tusell, dated 22 November 1980
26 March 1988 - Internal museum documents Opinions on the collection of the Centro de Arte Reina Sofía
Madrid, 14 April 1988 - Internal institutional documents A reply from the Ministry of Culture to the questions put forward by Iñaki Anasagasti in the Congress of Deputies
Madrid, 30 March 1988 - Internal institutional documents A letter from the director-general of Fine Arts to the Cabinet of Spain's Ministry of Culture
9 June 1988 - Newspapers Spain's Ministry of Culture rules out the transfer of Picasso's Guernica to Biscay
Madrid, 16 June 1988 - Internal institutional documents Iñaki Anasagasti's questions to the Congress of Deputies
Madrid, 10 and 11 April 1987 - Minutes Order of the Offical State Bulletin to create the Advisory Board for the development of the programme Centro de Arte Reina Sofía
New York, 1981 - Photograph A group of people slide Guernica across the floor in the Museum of Modern Art, New York
New York, 1981 - Photograph Workers closing the wooden box containing the Guernica canvas at the Museum of Modern Art, New York