11. IOR/L/SG/7/421-448 Reference (shelfmark): IOR/L/SG/7/421-448 Title: Collection 12: Central Services Collection Area: India Office Records and Private Papers Languages: English Date Range: 1920-1939 Extent: 28 files
12. IOR/L/SG/7/449-452 Reference (shelfmark): IOR/L/SG/7/449-452 Title: Collection 13: Europeans and Anglo-Indians Collection Area: India Office Records and Private Papers Languages: English Date Range: 1923-1938 Extent: 4 files
13. IOR/L/SG/7/453-461 Reference (shelfmark): IOR/L/SG/7/453-461 Title: Collection 14: Service Associations Collection Area: India Office Records and Private Papers Languages: English Date Range: 1920-1943 Extent: 9 files
14. IOR/L/SG/7/462-469 Reference (shelfmark): IOR/L/SG/7/462-469 Title: Collection 16: Medical Questions Collection Area: India Office Records and Private Papers Languages: English Date Range: 1920-1944 Extent: 8 files
15. IOR/L/SG/7/470-518 Reference (shelfmark): IOR/L/SG/7/470-518 Title: Collection 17: Rules and Regulations Collection Area: India Office Records and Private Papers Languages: English Date Range: 1911-1951 Extent: 49 files
16. IOR/L/SG/7/519 (Sub-series) Reference (shelfmark): IOR/L/SG/7/519 (Sub-series) Title: Collection 18: Estimates Collection Area: India Office Records and Private Papers Languages: English Date Range: 1923-1946 Extent: 1 file
17. IOR/L/SG/7/520-522 Reference (shelfmark): IOR/L/SG/7/520-522 Title: Collection 19: Pay Questions Collection Area: India Office Records and Private Papers Languages: English Date Range: 1929-1947 Extent: 3 files
18. IOR/L/SG/7/523-557 Reference (shelfmark): IOR/L/SG/7/523-557 Title: Collection 20: Lee Commission Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922-1948 Extent: 35 files
19. IOR/L/SG/7/558-569 Reference (shelfmark): IOR/L/SG/7/558-569 Title: Collection 21: Public Service Commissions Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925-1947 Extent: 12 files
20. IOR/L/SG/7/570-578 Reference (shelfmark): IOR/L/SG/7/570-578 Title: Collection 22: Conferences Collection Area: India Office Records and Private Papers Languages: English Date Range: c 1927-1939 Extent: 9 files