Paris, 28 October 1953 - Institutional correspondence Maria Oliva Fraga's letter to Arturo Profili, dated 28 October 1953
Paris, 5 November 1953 - Institutional correspondence Maria Oliva Fraga's letter to Arturo Profili, dated 5 November 1953
August, 1957 - Institutional correspondence A letter from Jacqueline de la Baume Dürrbach to Nelson Rockefeller