6 September 1992 - Newspapers The Reina Sofía presents its Collection and becomes the century's museum of Spanish art
ca. 1952–1956 - Internal museum documents Publicity report for the exhibition Studies for Guernica by Normal University, Illinois, addressed to the Travelling Exhibitions Department at the Museum of Modern Art, New York
New York, 10 September 1981 - Internal museum documents An internal letter from Louis Estrada to Eloise Ricciardelli