New York, 30 September 1978 - Internal museum documents A letter featuring Roland Dumas's statements about Guernica
New York, 30 August 1979 - Institutional correspondence A letter from Ethen Shein to Richard E. Oldenburg
New York, 23 March 1981 - Internal museum documents An internal letter from New York's Museum of Modern Art on the 1974 attack on Guernica
1980 - Press release and communication A press release from the Museum of Modern Art, New York, on William Rubin's biography