1. IOR/L/MIL/17/5/3994 Reference (shelfmark): IOR/L/MIL/17/5/3994 Title: War diary, Army Headquarters India, Aden Force. GSI, 1914-19. 55 vols. Vol 41 Apr 1918 Scope & Content: Confidential Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1918 Extent: 20x33cm