11. IOR/Z/L/PS/11/15 Reference (shelfmark): IOR/Z/L/PS/11/15 Title: Political and Secret Department Index Collection Area: India Office Records and Private Papers Languages: English Date Range: 1921 Extent: 1 volume
12. IOR/Z/L/PS/11/16 Reference (shelfmark): IOR/Z/L/PS/11/16 Title: Political and Secret Department Register Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922 Extent: 1 volume
13. IOR/Z/L/PS/11/17 Reference (shelfmark): IOR/Z/L/PS/11/17 Title: Political and Secret Department Index Collection Area: India Office Records and Private Papers Languages: English Date Range: 1922 Extent: 1 volume
14. IOR/Z/L/PS/11/18 Reference (shelfmark): IOR/Z/L/PS/11/18 Title: Political and Secret Department Register Collection Area: India Office Records and Private Papers Languages: English Date Range: 1923 Extent: 1 volume
15. IOR/Z/L/PS/11/19 Reference (shelfmark): IOR/Z/L/PS/11/19 Title: Political and Secret Department Index Collection Area: India Office Records and Private Papers Languages: English Date Range: 1923 Extent: 1 volume
16. IOR/Z/L/PS/11/20 Reference (shelfmark): IOR/Z/L/PS/11/20 Title: Political and Secret Department Register Collection Area: India Office Records and Private Papers Languages: English Date Range: 1924 Extent: 1 volume
17. IOR/Z/L/PS/11/21 Reference (shelfmark): IOR/Z/L/PS/11/21 Title: Political and Secret Department Index Collection Area: India Office Records and Private Papers Languages: English Date Range: 1924 Extent: 1 volume
18. IOR/Z/L/PS/11/22 Reference (shelfmark): IOR/Z/L/PS/11/22 Title: Political and Secret Department Register Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925 Extent: 1 volume
19. IOR/Z/L/PS/11/23 Reference (shelfmark): IOR/Z/L/PS/11/23 Title: Political and Secret Department Index Collection Area: India Office Records and Private Papers Languages: English Date Range: 1925 Extent: 1 volume
20. IOR/Z/L/PS/11/24 Reference (shelfmark): IOR/Z/L/PS/11/24 Title: Political and Secret Department Register Collection Area: India Office Records and Private Papers Languages: English Date Range: 1926 Extent: 1 volume