Paris, 29 May 1947 - Institutional correspondence Daniel-Henry Kahnweiler's letter to Alfred H. Barr Jr., dated 29 May 1947
Paris, 5 November 1947 - Personal correspondence Daniel-Henry Kahnweiler's letter to Pablo Picasso, dated 5 November 1947
Prague, 14 November 1947 - Institutional correspondence A letter from J. Groham and T. Madden to Pablo Picasso
Paris, 30 May 1947 - Personal correspondence Daniel H. Kahnweiler’s letter to Alfred H. Barr on the symbolism of Picasso’s Guernica
