The correspondence includes the following enclosures:-
- 1 typed letter signed from Geoffrey Crowther to RFK, 25 Mar. 1938 and 1 copy typed letter signed from RFK to Crowther, 24 Mar. 1938;
- 1 autograph letter signed from W. A. Cudd to J. M. Keynes, 27 Sept. 1938;
- 2 autograph letters signed, 1 typed letter signed and 1 autograph postcard signed from G. Haberler to RFK and 4 copy typed letters from RFK to Haberler, 1934;
- 2 typed letters signed from N. F. Hall to RFK and 1 copy typed letter from RFK to Hall, 1937;
- 5 autograph letters signed and 1 autograph postcard signed from R. F. Harrod to RFK and 3 copy typed letters from RFK to Harrod, 1934;
- 1 typed letter signed from John Jewkes to RFK and 1 copy typed letter signed from RFK to Jewkes, 1938;
- 1 autograph letter signed from A. Kahn to RFK, 22 Aug. 1938;
- 3 autograph letters signed from M. Kalecki to RFK, 1938 and 1 copy typed letter signed from RFK to Kalecki, 1937;
- 1 typed letter signed from M. Kalecki to J. M. Keynes and 1 copy typed letter signed from Keynes to Kalecki, 1938;
- 2 autograph letters signed from M. Kalecki to Piero Sraffa, 1938;
- autograph manuscript note on M. Kalecki by J. V. Robinson as part of a testimonial for him written by RFK, [1938];
- 1 copy typed letter signed from J. M. Keynes to Piero Sraffa, 22 Aug. 1937;
- 1 copy typed letter from J. M. Keynes to F. C. Scott, 4 Sept. 1937;
- 10 autograph letters signed and 6 autograph postcards signed from Lydia Lopokova Keynes to RFK, 1934 and 1937-8;
- 2 typed letters signed from T. B. Kittredge to RFK and 1 copy typed letter from RFK to Kittredge, 1937;
- 1 typed letter signed from Walter Layton to J. M. Keynes and 1 copy typed letter signed from Keynes to Layton, 1938;
- 2 autograph letters signed and 1 typed letter signed from J. Marschak to RFK and 1 copy typed letter signed from RFK to Marschak, 1938;
- 1 autograph letter signed and 1 typed letter signed from James Meade to RFK and 2 copy typed letters from RFK to Meade, 1937-8;
- 1 autograph letter signed from Bertil Ohlin to RFK and 1 copy typed letter from RFK to Ohlin, 1937;
- autograph manuscript note from D. H. Robertson on RFK's typescript 'The elasticity of substitution and the relative share of a factor', [c.1933], and an autograph manuscript memorandum by Robertson, 29 Nov. 1941;
- 2 autograph manuscript notes from Piero Sraffa, Oct. 1937;
- 1 typed letter signed from Hans Staehle to RFK and 1 copy typed letter signed from RFK to Staehle, 1937 and 1938;
- correspondence between RFK and the 'Financial Times' over a promised article by RFK for Nihon Keizai Shimbun, 1955-6 ['Full employment and British economic policy', published 1956], together with District Bank Review issue for December 1951 including RFK's article 'The balance of payments and the Sterling area'.