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
San Francisco, 1939 - Photograph Views of the installation of the exhibition Picasso's Guernica at the San Francisco Museum of Modern Art
New York, 4 August 1939 - Institutional correspondence Sidney Janis's telegram to the FIne Arts Gallery of San Diego
ca. 1941–1942 - Internal museum documents List of dates and centres for the circulating exhibition Picasso: Epochs in His Art
ca. 1981 - Manuscript Comments on the declarations of Blanche Mahler regarding the arrival of Guernica to New York
September, 1939 - Leaflet Programme of activities carried out inside the framework of the exhibition Guernica and 59 Preparatory Studies at the San Francisco Museum of Art
New York, 15 May 1939 - Institutional correspondence Sidney Janis's letter to Charles Goodspeed, dated 15 May 1939
New York, 5 June 1939 - Institutional correspondence Evelyn Ahrend's telegram to Marcelene Peterson, dated 5 June 1939
New York, 5 June 1939 - Institutional correspondence Evelyn Ahrend's letter to Alfred H. Barr Jr., 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 Grace L. McCann Morley, dated 21 June 1939
New York, 27 June 1939 - Institutional correspondence Telegrama de Evelyn Ahrend a Marcelene Peterson, dated 27 June 1939
New York, 29 June 1939 - Institutional correspondence Evelyn Ahrend's letter to Grace L. McCann Morley, dated 29 June 1939
New York, 10 July 1939 - Institutional correspondence Evelyn Ahrend's letter to Marcelene Peterson, dated 10 July 1939
New York, 10 July 1939 - Institutional correspondence Blanche Mahler's letter to Grace L. McCann Morley
3 May 1939 - Invoices Shipping invoice to the Valentine Gallery for the delivery of paintings from Normandy to New York
New York, 1939 - Exhibition catalogue Catalogue of the exhibition organised by the American Artists' Congress at the Valentine Gallery, for the benefit of Spanish refugees. Signed by Juan Negrín and Julio Álvarez del Vayo