1. 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
2. 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
3. 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
4. IOR/R/20/A/4520-4942 Reference (shelfmark): IOR/R/20/A/4520-4942 Title: Protectorate and Foreign Affairs Collection Area: India Office Records and Private Papers Languages: English Date Range: 1878-1938 Extent: 426 files
5. 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