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
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
Madrid, 7 and 19 January 1981 - Institutional correspondence A letter from Enrique Calduch to Javier Tusell
New York, 9 September 1981 - Internal institutional documents An official document of the handing-over of Guernica to the Spanish Government by MoMA
Madrid, 10 September 1981 - Photograph Íñigo Cavero and Javier Tusell on the Barajas runway, followed by Álvaro Martínez-Novillo and Rafael Fernández Quintanilla
Madrid, 23 october 1981 - Photograph Guernica sketches and preparatory works exhibited in a space adjacent to the Lucas Jordán Room in the Casón del Buen Retiro
Madrid, 16 de octubre de 1981 The technical team in charge of installing Guernica poses next to the work
Madrid, 10 September 1981 - Photograph Lorries transferring Guernica and the rest of the works head down the Barajas motorway towards the Casón del Buen Retiro