Valladolid, 29 August 2006 - Photograph A woman contemplates one of the illustrated panels from the exhibition Pablo Picasso, Guernica. History of a Painting
Madrid, 11 December 1979 - Institutional correspondence Marcelino Oreja's letter to Manuel Clavero Arévalo
19 January 1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art, New York, and the City Art Museum of St. Louis, Missouri