New York, 20 March 1980 - Internal institutional documents An agreement over the conditions and delivery date of Guernica
Internal institutional documents A communiqué from the Spanish government regarding the delivery 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
Madrid, 4 February 1988 - Internal institutional documents Reply from Spain's Ministry of Culture regarding the questions put forward by Andrés Ollero in the Congress of Deputies
1955 - Internal institutional documents A list of works for the Picasso exhibition, which will travel from Paris to Munich
Madrid, 1981 - Internal institutional documents A letter about the exhibition at the Casón del Buen Retiro
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
Madrid, 16 June 1988 - Internal institutional documents Iñaki Anasagasti's questions to the Congress of Deputies
3 October 1980 - Internal institutional documents A confidential letter from Spain's Ministry of Culture regarding negotiations for Guernica
1980 - Internal institutional documents Report by the Management Board of Artistic Heritage, Archives and Museums on the moral rights and legislation with regard to Guernica
Madrid, 11 December 1980 - Internal institutional documents Javier Tusell's report on negotiations for the transfer of Guernica
Madrid, 21 October 1981 - Internal institutional documents A technical report on the installation and state of preservation of Guernica
Madrid, 1 June 1981 - Internal institutional documents An internal letter from Javier Tusell to Íñigo Cavero