Typescript and galley proofs of Chapter 38 "Potsdam: The Atomic Bomb", annotated with suggested amendments and corrections by various people including WSC, Denis Kelly, William Deakin, Lieutenant-General Sir Henry Pownall, Commodore [George] Gordon Allen, 1st Lord Cherwell [earlier F A Lindemann], Sir Norman Brook [later Lord Normanbrook] and Charles Wood.With notes by Kelly, on the operational use of the atomic bomb and on warnings to Japanese cities before the dropping of the atomic bomb on Hiroshima and Nagasaki.