Chicago, 14 September 1939 - Institutional correspondence Alice Roullier's letter to Evelyn Ahrend, dated 14 September 1939
Chicago, 12 October 1939 - Institutional correspondence Alice Roullier's letter to Evelyn Ahrend, dated 12 October 1939
Barcelona, 4 February 1938 - Institutional correspondence Correspondence regarding the organisation of a Picasso exhibition in the USA
<em>The New York Review of Books</em>, New York, May 6, 1971 - Article “Judgment Deferred on Lieutenant Calley”