New York, 25 May 1939 - Institutional correspondence Sidney Janis's letter to the Motion Pictures Artists' Committee
New York, 10 June 1939 - Institutional correspondence Evelyn Ahrend's letter to Marcelene Peterson, dated 10 June 1939
Flushing, New York, 23 May 1939 - Institutional correspondence Simon Guggenheim's and Dana C. Backus's form letter to ask for donations
3 April 1939 - Minutes Minutes from a meeting of the Executive Committee of the Spanish Intellectual Aid, dated 3 April 1939
Toronto, 21 July 1939 - Institutional correspondence Phyllis Lane's letter to Evelyn Ahrend, dated 21 July 1939
New York, 4 August 1939 - Institutional correspondence Sidney Janis's telegram to the FIne Arts Gallery of San Diego
1945 - Internal museum documents Alfred H. Barr Jr.'s notes for the screenplay of the film Guernica by Robert Flaherty
New York, 1939 - Photograph Julio Álvarez del Vayo, state minister, at the opening of the exhibition Picasso’s Guernica, at the Valentine Gallery
New York, 1939 - Photograph Juan Negrín at the opening of the exhibition Picasso’s Guernica, at the Valentine Gallery
New York, 15 May 1939 - Institutional correspondence Sidney Janis's letter to Charles Goodspeed, dated 15 May 1939
Northampton, Massachusetts, 16 May 1939 - Institutional correspondence Jere Abbott's letter to Sidney Janis
Cleveland, 25 May 1939 - Institutional correspondence William Mathewson Milliken's letter to Sidney Janis
Washington, D. C., 1 June 1939 - Institutional correspondence Sidney Janis's letter to Duncan Phillips
New York, 5 June 1939 - Institutional correspondence Evelyn Ahrend's telegram to Marcelene Peterson, dated 5 June 1939
New York, 6 June 1939 - Institutional correspondence Evelyn Ahrend's letter to Charles Goodspeed, dated 6 June 1939
New York, 21 June 1939 - Institutional correspondence Evelyn Ahrend's letter to Charles Goodspeed, dated 21 June 1939
New York, 21 June 1939 - Institutional correspondence Evelyn Ahrend's letter to Grace L. McCann Morley, dated 21 June 1939