21. IOR/L/PS/5/40 Reference (shelfmark): IOR/L/PS/5/40 Title: Secret Letters from Bengal and India, Vol 19 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1820-1822 Extent: 1 volume
22. IOR/L/PS/5/41 Reference (shelfmark): IOR/L/PS/5/41 Title: Secret Letters from Bengal and India, Vol 20 Collection Area: India Office Records and Private Papers Languages: English Date Range: 15 Jan 1823-7 May 1830 Extent: 1 volume
23. IOR/L/PS/5/42 Reference (shelfmark): IOR/L/PS/5/42 Title: Secret Letters from Bengal and India, Vol 21 Collection Area: India Office Records and Private Papers Languages: English Date Range: 25 Feb 1830-23 Dec 1831 Extent: 1 volume
24. IOR/L/PS/5/43 Reference (shelfmark): IOR/L/PS/5/43 Title: Secret Letters from Bengal and India, Vol 22 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1832-1835 Extent: 1 volume
25. IOR/L/PS/5/44 Reference (shelfmark): IOR/L/PS/5/44 Title: Secret Letters from Bengal and India, Vol 23 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1836-1838 Extent: 1 volume
26. IOR/L/PS/5/45 Reference (shelfmark): IOR/L/PS/5/45 Title: Secret Letters from Bengal and India, Vol 24 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1839 Extent: 1 volume
27. IOR/L/PS/5/46 Reference (shelfmark): IOR/L/PS/5/46 Title: Secret Letters from Bengal and India, Vol 25 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1840 Extent: 1 volume
28. IOR/L/PS/5/47 Reference (shelfmark): IOR/L/PS/5/47 Title: Secret Letters from Bengal and India, Vol 26 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1841 Extent: 1 volume
29. IOR/L/PS/5/48 Reference (shelfmark): IOR/L/PS/5/48 Title: Secret Letters from Bengal and India, Vol 27 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1842 Extent: 1 volume
30. IOR/L/PS/5/49 Reference (shelfmark): IOR/L/PS/5/49 Title: Secret Letters from Bengal and India, Vol 28 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1843 Extent: 1 volume