The Life of Marshal of the Royal Air Force Viscount Portal of Hungerford KG, GCB, OM, DSO, MC . London, William Heinemann Ltd., 1977. List of References, pp 408-423. References for Chapter XVI, pp 414-415. Index, pp 425-436.
Book call no.
92 H936r Richards, Denis. Volume I, The Fight at Odds . London, HMSO, 1953. The Battle of Britain, pp 151-197. Appendix I. Members of the Air Council, 1934-1941.