Letters mainly concerning birth of Prudence Elisabeth 23 Sept.; full daily dated letters from hospital to 6 Oct., including 28 Sept. praise for Soviet Russia's system of childcare, parks and 'that sort of atmosphere' (Ferry p.267); further grant from 'the Rockies' 12 Oct.; undated letter recalls her first meeting with Thomas (Ferry pp.120-121); undated letter c.23 Nov. on crystallisation of penicillin (Ferry p.194); visit from Bernal 6 Dec.