1982 - Conferences and articles New Guernica: offered to the people of the United States of America through their embassy in Spain
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
New York, April 15, 1967 - Photograph Martin Luther King Jr. and Dr. Benjamin Spock at a peace demonstration