London, 31 May 2009 - Photograph A group of tourists strike a pose in front of a replica of Guernica during the event "A Taste of Spain"
Providence, Rhode Island, 12 May 1939 - Institutional correspondence Alexander Dorner's letter to Sidney Janis
27 March 1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art, between the Museum of Modern Art, New York, and the Institute of Modern Art, Boston