1. IOR/R/20/B/1995-1999 Reference (shelfmark): IOR/R/20/B/1995-1999 Title: Civil Secretary: World War II Secret and Confidential files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1939-1940 Extent: 5 files
2. IOR/R/20/B/1995 Reference (shelfmark): IOR/R/20/B/1995 Title: File 4/3 Defence: Aden Internal Security Officer Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1940-Oct 1940 Extent: 1 file
3. IOR/R/20/B/1996 Reference (shelfmark): IOR/R/20/B/1996 Title: File 4/6 Defence scheme: Memorandum of Oversea Defence Committee Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1939-Aug 1940 Extent: 1 file
4. IOR/R/20/B/1997 Reference (shelfmark): IOR/R/20/B/1997 Title: File 4/8 Passive air defence: Air Raid Commandant for Aden Colony Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1940-Feb 1940 Extent: 1 file
5. IOR/R/20/B/1998 Reference (shelfmark): IOR/R/20/B/1998 Title: File 23/79 War: prohibition of the export of certain goods from the UK except under licence Collection Area: India Office Records and Private Papers Languages: English Date Range: May 1940 Extent: 1 file
6. IOR/R/20/B/1999 Reference (shelfmark): IOR/R/20/B/1999 Title: File 23/121 Additional land required for military purposes situated to the west of the road leading from Sheikh Othman gardens to RAF station at Bir Fadhl Collection Area: India Office Records and Private Papers Languages: English Date Range: Oct 1939-Apr 1940 Extent: 1 file