3 April 1939 - Minutes Minutes from a meeting of the Executive Committee of the Spanish Intellectual Aid, dated 3 April 1939
Madrid, 3 September - Institutional correspondence Carlos Robles Piquer's letter to Javier Tusell, dated 3 September
Madrid, 10 June 1981 - Internal institutional documents A letter from Carlos Robles Piquer to Javier Tusell
24 March 1939 - Minutes Minutes from the meeting of the Executive Committee of the Spanish Intellectual Aid Association, dated 24 March 1939
30 March 1939 - Minutes Minutes from a meeting of the Executive Committee of the Spanish Intellectual Aid Association, dated 30 March 1939
Madrid, 19 June 1981 - Institutional correspondence A letter from Carlos Robles Piquer to Javier Tusell, dated 19 June 1981