1. IOR/R/20/C/2426 Reference (shelfmark): IOR/R/20/C/2426 Title: File NAS/1 Secret files: Memorandum by Governor, Sir R. Champion, on policy in WAP, Jan 1948 Collection Area: India Office Records and Private Papers Languages: English Date Range: Jan 1950-Mar 1952 Extent: 1 file
2. IOR/R/20/C/2427 Reference (shelfmark): IOR/R/20/C/2427 Title: File NAS/3 Secret files: Demi-official letters Collection Area: India Office Records and Private Papers Languages: English Date Range: Jun 1948-Nov 1955 Extent: 1 file
3. IOR/R/20/C/2428 Reference (shelfmark): IOR/R/20/C/2428 Title: File NAS/6 Secret files: Yemen and frontier affairs Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1952-Sep 1957 Extent: 1 file
4. IOR/R/20/C/2429 Reference (shelfmark): IOR/R/20/C/2429 Title: File NAS/8 Secret files: Amiri Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1952-Feb 1956 Extent: 1 file
5. IOR/R/20/C/2430 Reference (shelfmark): IOR/R/20/C/2430 Title: File NAS/13 Secret files: Secret miscellaneous Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1951-Sep 1957 Extent: 1 file
6. IOR/R/20/C/2431 Reference (shelfmark): IOR/R/20/C/2431 Title: File NWA/S/INT/1 Intelligence files: Intelligence targets and reports Collection Area: India Office Records and Private Papers Languages: English Date Range: Apr 1964-Jul 1965 Extent: 1 file
7. IOR/R/20/C/2432 Reference (shelfmark): IOR/R/20/C/2432 Title: File NWA/S/INT/3 Intelligence files: Dissidents: intelligence letters Collection Area: India Office Records and Private Papers Languages: English Date Range: Nov 1957-Sep 1966 Extent: 1 file
8. IOR/R/20/C/2433 Reference (shelfmark): IOR/R/20/C/2433 Title: File NWA/S/MISC/2 Miscellaneous files: Jihaf topography Collection Area: India Office Records and Private Papers Languages: English Date Range: Unspecified Extent: 1 file
9. IOR/R/20/C/2434 Reference (shelfmark): IOR/R/20/C/2434 Title: File NWA/3031/1 Miscellaneous files: Dhala constitution and laws Collection Area: India Office Records and Private Papers Languages: English Date Range: Feb 1951-Sep 1952 Extent: 1 file
10. IOR/R/20/C/2435 Reference (shelfmark): IOR/R/20/C/2435 Title: File NWA/S/POL/1 Political files: Policy Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1952-Apr 1964 Extent: 1 file