SB indicates sub-basement location.
Historical Dictionary of the British Empire Ref DA 16 P315 2015
Historical Dictionary of the Northern Ireland Conflict Ref DA 990 U46 G545 2017
Historical Dictionary of the British and Irish Ref DA 405 B344 2016
Civil War
Historical Dictionary of Tudor England, 1485-1603 Ref DA 315 H5 1991 SB
Oxford Companion to British History Ref DA 34 O93 1997
Oxford Companion to Black British History Ref DA 125 N 4094 2007 SB
Oxford Handbook of Gender, War, and the Western Ref U 21.75 .O94 2020
World since 1600
Oxford Illustrated History of the British Army Ref DA 50 O94 1994