Madrid, 5 November 1980 - Institutional correspondence A letter from Íñigo Cavero to Blanche de Philip P. Weisberg (Blanche Mahler)
30 June 1981 - Institutional correspondence Letters from Íñigo Cavero to Pablo Picasso's heirs, dated 30 June 1981
Madrid, 13 June 1981 - Institutional correspondence Letters from Íñigo Cavero Pablo Picasso's heirs, dated 13 June 1981
A series of portraits, works and photographic objects in Picasso's studio, 1937 - Photograph Series of portraits, artworks and objects at Picasso's studio
A series of portraits, works and photographic objects in Picasso's studio, 1937 - Photograph Pablo Picasso in front of Guernica
Madrid, 10 September 1981 - Internal museum documents Certificate for the reception of Guernica, and its stretcher and related works
Paris, 1937 - Photograph Picasso photographed by Dora Maar working on Guernica in his studio on rue des Grands-Agustin
Paris, 1937 - Photograph Picasso photographed by Dora Maar working on Guernica in his studio on rue des Grands-Agustin
Paris, 1937 - Photograph Picasso photographed by Dora Maar sitting on the floor of his studio as he works on Guernica
Paris, 1937 - Photograph Pablo Picasso, André Breton and Jacqueline Lamba photographed by Dora Maar in front of Guernica in Picasso's studio on rue des Grands-Agustins