Madrid, 17 December 1936 - Institutional correspondence Antonio Rodríguez Morey's, Manuel Azaña's and Jesús Hernández Tomás's letter to Pablo Picasso
Madrid, 26 September 1936 - Internal institutional documents Certificate of appointment for Pablo Picasso as director of the Museo Nacional del Prado
Estudios sobre el mensaje periodístico, vol. 16, 2010 - Magazines «This is not Guernica…» Press photos from the destruction of Guernica during Spanish Civil War
ca. 1952–1956 - Internal museum documents Publicity report for the exhibition Studies for Guernica by Arkansas University, addressed to the Travelling Exhibitions Department at the Museum of Modern Art, New York