Book call no. That Changed the Course of History . London, George G. Harrap, Ltd., 1965. 175 p. Bibliographic Acknowledgments, p 5. Index, pp 169-175.
Book call no.
940.542 C594b Collier, Basil. The Battle of Britain . New York, Macmillan, 1962. German Higher Organisation and Chain of Command for the Attack on Britain, August 1940, p 174. 2. British Higher Organisation and Chain of Command for Home Defence, August 1940, p 174.