G.299: 1938-39. Letter of 16 July includes suggestion that Siegel and Davenport should meet in Denmark in March 1940, referred to in the recollections.
G.300: 1941, 1942 , 1954–57, 1964. From Princeton
G.301: 1965–66. Correspondence and arrangements re Gauss Professorship for Davenport at Göttingen, May-July 1966. Includes notices of lectures and draft in German of Bibliog. 171.
G.302: 1966–68
G.303: 1966. Siegel's account of events in his life and recollections of many leading figures in German mathematics. This appears to have been related to Davenport, and written up by him, in 1966 during his stay in Göttingen as Gauss Professor (see G.301).