Chicago, 21 February 1955 - Management of reproduction rights Marilyn Vaughan's letter to Pablo Picasso
1939 - Institutional correspondence Correspondence between the Spanish Refugee Relief Campaign and Alfred H. Barr Jr.
1939 - Internal institutional documents A list of possible donors to the Spanish Refugee Relief Campaign
Los Angeles, 1939 - Invitation Invitation to the opening of the exhibition Picasso's Masterpiece. Guernica and 63 Related Paintings and Drawings at the Stendahl Art Galleries
1939 - Internal institutional documents A list of museums and directors to which the Spanish Refugee Relief Campaign offers participation in the tour of Picasso's Guernica
<em>The New York Review of Books</em>, New York, May 6, 1971 - Article “Judgment Deferred on Lieutenant Calley”