Paris, 10 February 1955 - Institutional correspondence Daniel-Henry Kahnweiler's letter to Alfred H. Barr Jr., dated 10 February 1955
Mainz, 2 May 1956 - Institutional correspondence J. Mougin's letter to François Mathey, dated 2 May 1956
Paris, 14 March 1956 - Personal correspondence Daniel-Henry Kahnweiler's letter to Pablo Picasso, dated 14 March 1956
Hamburg, 30 March 2015 - Photograph Visitors in front of Guernica Redacted (After Picasso's Guernica, 1937) , by Robert Longo
29 April 1940 - Internal museum documents Circulating exhibition contract for Picasso: Forty Years of His Art, (second edition), between the Museum of Modern Art, New York, and the Cincinnati Art Museum
9 November 1952 - Newspapers Excellent Paintings Displayed in exhibition of Harrison-Berne; Museum Showing Picasso Prints
ca. 1952–1957 - Internal museum documents Publicity report for the exhibition Studies for Guernica by the Cincinnati Art Museum, addressed to the Travelling Exhibitions Department at the Museum of Modern Art, New York