Includes typescript and galley proofs of Chapter 30 entitled "Ocean Peril" (provisionally entitled "The Air and the U-Boats" and "The End of the Year"), annotated with suggested amendments and corrections by various individuals including: WSC, William Deakin, Denis Kelly, George [Gordon] Allen and CSC.Some source material is also present in the file, including: notes on the operational control of Coastal Command.Also includes: galley proofs from Volume 3, Chapter 3 "Blitz and Anti-Blitz. [Rudolf] Hess", provisionally intended to feature in Chapter 30.