Includes typescript and galley proofs annotated with comments and suggestions by [George] Gordon Allen of the following chapters: Chapter 8 "Challenge and Response, 1935"; Chapter 9 "Problems of Air and Sea, 1935 - 1939" (provisionally entitled "Battleship Policy and the Fleet Air Arm" and "The Rebuilding of the Fleet"). Also annotated by various individuals including WSC, William Deakin and Denis Kelly.Also includes: galley proofs of unpublished letters on naval construction and Appendix B "A Note on the Fleet Air Arm"; letters to WSC from Allen; a note from Cecily "Chips" Gemmell, WSC's secretary.