1. IOR/R/20/C/1753-1933 Reference (shelfmark): IOR/R/20/C/1753-1933 Title: Secret files Collection Area: India Office Records and Private Papers Languages: English Date Range: 1937-1966 Extent: 181 files
2. IOR/R/20/C/1827 Reference (shelfmark): IOR/R/20/C/1827 Title: File R/143 Petitions Collection Area: India Office Records and Private Papers Languages: English Date Range: Aug 1963-Jul 1966 Extent: 1 file
3. IOR/R/20/C/1852 Reference (shelfmark): IOR/R/20/C/1852 Title: File R/192 Shabwa Collection Area: India Office Records and Private Papers Languages: English Date Range: Nov 1949-Feb 1952 Extent: 1 file
4. IOR/R/20/C/1871 Reference (shelfmark): IOR/R/20/C/1871 Title: File R/250 Habarut Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1955-Jun 1959 Extent: 1 file
5. IOR/R/20/C/1907 Reference (shelfmark): IOR/R/20/C/1907 Title: File R/342 Slavery Collection Area: India Office Records and Private Papers Languages: English Date Range: Jul 1960-Sep 1965 Extent: 1 file
6. IOR/R/20/C/1779 Reference (shelfmark): IOR/R/20/C/1779 Title: File R/14 Yemen affairs Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1939-Jan 1957 Extent: 1 file
7. IOR/R/20/C/1803 Reference (shelfmark): IOR/R/20/C/1803 Title: File R/60 Wahidi affairs Collection Area: India Office Records and Private Papers Languages: English Date Range: Nov 1960-Dec 1961 Extent: 1 file
8. IOR/R/20/C/1816 Reference (shelfmark): IOR/R/20/C/1816 Title: File RM/112 Mahra Policy Collection Area: India Office Records and Private Papers Languages: English Date Range: Aug 1962-Sep 1962 Extent: 1 file
9. IOR/R/20/C/1833 Reference (shelfmark): IOR/R/20/C/1833 Title: File R/155 Beihan affairs Collection Area: India Office Records and Private Papers Languages: English Date Range: Aug 1943-Apr 1958 Extent: 1 file
10. IOR/R/20/C/1853 Reference (shelfmark): IOR/R/20/C/1853 Title: File R/192 II Shabwa Collection Area: India Office Records and Private Papers Languages: English Date Range: Aug 1954-Nov 1964 Extent: 1 file