Paris, 10 February 1955 - Institutional correspondence Daniel-Henry Kahnweiler's letter to Alfred H. Barr Jr., dated 10 February 1955
Paris, 14 June 1955 - Personal correspondence Daniel-Henry Kahnweiler's letter to Pablo Picasso, dated 14 June 1955
15 June 1956 - Invoices An invoice from R. Lerondelle for the delivery of the works arriving from New York.
Paris, 11 October 1955 - Institutional correspondence Daniel-Henry Kahnweiler's letter to Jacques Guerin