1. IOR/R/20/C/2426-2506 Reference (shelfmark): IOR/R/20/C/2426-2506 Title: WAP: District Area files of Assistant Advisers Collection Area: India Office Records and Private Papers Languages: English Date Range: 1948-1966 Extent: 81 files
2. IOR/R/20/C/2426-2455 Reference (shelfmark): IOR/R/20/C/2426-2455 Title: Dhala Collection Area: India Office Records and Private Papers Languages: English Date Range: 1948-1966 Extent: 30 files
3. IOR/R/20/C/2485-2506 Reference (shelfmark): IOR/R/20/C/2485-2506 Title: Zingibar Collection Area: India Office Records and Private Papers Languages: English Date Range: 1959-1966 Extent: 22 files
4. IOR/R/20/C/2456-2461 Reference (shelfmark): IOR/R/20/C/2456-2461 Title: Ja'ar Collection Area: India Office Records and Private Papers Languages: English Date Range: 1965-1966 Extent: 6 files
5. IOR/R/20/C/2462-2482 Reference (shelfmark): IOR/R/20/C/2462-2482 Title: Maifa'ah Collection Area: India Office Records and Private Papers Languages: English Date Range: 1952-1966 Extent: 21 files
6. IOR/R/20/C/2483 (Sub-sub-series) Reference (shelfmark): IOR/R/20/C/2483 (Sub-sub-series) Title: Thumair Collection Area: India Office Records and Private Papers Languages: English Date Range: 1964-1965 Extent: 1 file
7. IOR/R/20/C/2484 (Sub-sub-series) Reference (shelfmark): IOR/R/20/C/2484 (Sub-sub-series) Title: Zara Collection Area: India Office Records and Private Papers Languages: English Date Range: 1965-1966 Extent: 1 file
8. IOR/R/20/C/2456 Reference (shelfmark): IOR/R/20/C/2456 Title: State constitution Collection Area: India Office Records and Private Papers Languages: English Date Range: May 1965-Mar 1966 Extent: 1 file
9. IOR/R/20/C/2459 Reference (shelfmark): IOR/R/20/C/2459 Title: Abyan Board Collection Area: India Office Records and Private Papers Languages: English Date Range: Dec 1965-Sep 1966 Extent: 1 file
10. IOR/R/20/C/2452 Reference (shelfmark): IOR/R/20/C/2452 Title: Miscellaneous unclassified files: Treaties: Maflahi Collection Area: India Office Records and Private Papers Languages: English Date Range: Sep 1957 Extent: 1 file