Vol. cxliv k. ‘The Auxiliary Patrol in War’, by Capt. H. S. Lecky, offprint from The Journal of the Royal United Service Institution, vol. 78, no. 509, Feb. 1933. With covering letter from Lecky to Keyes, 20 March 1936.
Vol. cxliv l. Amphibious Warfare in British History, by Adm. Sir Herbert Richmond, Historical Association Pamphlet no. 119 (Exeter: A. Wheaton & Co., 1941).