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
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, 14 September 1981 - Institutional correspondence Official notice from the Management Board of Fine Arts, Archives and Museums to José Manuel Pita Andrade
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
New York, 22 November 1969 - Institutional correspondence A letter from William S. Lieberman to Roland Dumas
New York, 7 March 1956 - Institutional correspondence William S. Lieberman's letter to Porter McCrary
New York, 20 September 1956 - Institutional correspondence William S. Lieberman's letter to Alfred H. Barr Jr.
New York, 7 June 1977 - Institutional correspondence William S. Lieberman's letter to Richard Oldenburg, dated 7 June 1977
New York, 1 June 1977 - Institutional correspondence William S. Lieberman's letter to Richard Oldenburg, dated 1 June 1977