1. IOR/R/20/G/115-120 Reference (shelfmark): IOR/R/20/G/115-120 Title: Constitutional developments Collection Area: India Office Records and Private Papers Languages: English Date Range: 1933-1962 Extent: 6 volumes
2. IOR/R/20/C/2507-2542 Reference (shelfmark): IOR/R/20/C/2507-2542 Title: Hodeida Collection Area: India Office Records and Private Papers Languages: English Date Range: 1919-1943 Extent: 36 files
3. IOR/R/20/G/102-114 Reference (shelfmark): IOR/R/20/G/102-114 Title: Treaties and agreements Collection Area: India Office Records and Private Papers Languages: English Date Range: 1851-1965 Extent: 13 volumes
4. IOR/R/20/G/129-131 Reference (shelfmark): IOR/R/20/G/129-131 Title: Aden Colony Gazettee Collection Area: India Office Records and Private Papers Languages: English Date Range: 1937-1940 Extent: 3 volumes
5. IOR/R/20/G/132-133 Reference (shelfmark): IOR/R/20/G/132-133 Title: Legislative Council Proceedings Collection Area: India Office Records and Private Papers Languages: English Date Range: 1959 Extent: 2 volumes
6. IOR/R/20/G/13-52 Reference (shelfmark): IOR/R/20/G/13-52 Title: Rinancial estimates and reports Collection Area: India Office Records and Private Papers Languages: English Date Range: 1947-1968 Extent: 40 volumes
7. IOR/R/20/A/1-4366 Reference (shelfmark): IOR/R/20/A/1-4366 Title: Residency Records Collection Area: India Office Records and Private Papers Languages: English Date Range: 1838-1940 Extent: 4382 files / volumes
8. IOR/R/20/A/4367-4404 Reference (shelfmark): IOR/R/20/A/4367-4404 Title: Departmental Records Collection Area: India Office Records and Private Papers Languages: English Date Range: 1853-1861 Extent: 38 files
9. IOR/R/20/A/4405-4519 Reference (shelfmark): IOR/R/20/A/4405-4519 Title: Agency Records Collection Area: India Office Records and Private Papers Languages: English Date Range: 1905-1955 Extent: 103 volumes, 13 files
10. IOR/R/20/A/4943-5043 Reference (shelfmark): IOR/R/20/A/4943-5043 Title: Miscellaneous Records Collection Area: India Office Records and Private Papers Languages: English Date Range: 1902-1939 Extent: 101 files