Old Westbury, New York, 4 May 1977 - Institutional correspondence Emilia Doyaga's letter to Nelson Rockefeller
1992-1993 - Internal museum documents Exhibition folder. Picasso: The Love and the Anguish. The Road to Guernica
21 December 2014 - Photograph Demonstration againt the Ley de Seguridad Ciudadana, also known as "ley mordaza"