1. IOR/R/20/D/1-93 Reference (shelfmark): IOR/R/20/D/1-93 Title: High Commission Secret and Top Secret files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1963-1965 Extent: 83 files
2. IOR/R/20/D/94-412 Reference (shelfmark): IOR/R/20/D/94-412 Title: High Commission Secret and Top Secret files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1963-1967 Extent: 310 files
3. IOR/R/20/D/413-428 Reference (shelfmark): IOR/R/20/D/413-428 Title: Miscellaneous documents on High Commission for Aden Collection Area: India Office Records and Private Papers Languages: Arabic and English Date Range: 1960-1986 Extent: 31 files