Internal institutional documents A communiqué from the Spanish government regarding the delivery of Guernica
Old Westbury, New York, 4 May 1977 - Institutional correspondence Emilia Doyaga's letter to Nelson Rockefeller
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, 13 December 1977 - Institutional correspondence Letters from the secretary-general of Parliament Relations to Pío Cabanillas
Madrid, 19 October 1977 - Institutional correspondence Antonio Fontán Pérez's letter to Adolfo Suárez
Madrid, 26 December 1977 - Institutional correspondence José Mario Armero's letter to Javier Gómez Navarro
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
Madrid, 1 September 1977 - Institutional correspondence A letter from Jesús Madalena to José Mario Armero