Madrid, 1 September 1977 - Institutional correspondence A letter from Jesús Madalena to José Mario Armero
1 December 1945 - Institutional correspondence Claude Jaeger's letter to Pablo Picasso with an enclosed letter from Celeste Negarville
<em>The New York Review of Books</em>, New York, May 6, 1971 - Article “Judgment Deferred on Lieutenant Calley”