31. IOR/G/12/221A Reference (shelfmark): IOR/G/12/221A Title: China and Japan: Duplicates Scope & Content: Covers 26 Mar 1820-20 Mar 1821 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1820-1821 Extent: 1 volume
32. IOR/G/12/226A Reference (shelfmark): IOR/G/12/226A Title: China and Japan: Duplicates Scope & Content: Covers 23 Mar 1821 - 17 Apr 1822. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1821-1822 Extent: 1 volume
33. IOR/G/12/226B Reference (shelfmark): IOR/G/12/226B Title: China and Japan: Duplicates Scope & Content: Covers 23 Mar 1821 - 1 Feb 1823. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1821-1823 Extent: 1 volume
34. IOR/G/12/227A Reference (shelfmark): IOR/G/12/227A Title: China and Japan: Duplicates Scope & Content: Covers 16 Nov 1822 - 3 Feb 1823. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1822-1823 Extent: 1 volume
35. IOR/G/12/229A Reference (shelfmark): IOR/G/12/229A Title: China and Japan: Duplicates Scope & Content: Covers 6 Feb 1823 - 6 Feb 1824. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1823-1824 Extent: 1 volume
36. IOR/G/12/231A Reference (shelfmark): IOR/G/12/231A Title: China and Japan: Duplicates Scope & Content: Covers 7 Feb 1824 - 15 Mar 1825. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1824-1825 Extent: 1 volume
37. IOR/G/12/238A Reference (shelfmark): IOR/G/12/238A Title: China and Japan: Duplicates Scope & Content: Covers 6 Mar 1827 - 8 Feb 1828. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1827-1828 Extent: 1 volume
38. IOR/G/12/240A Reference (shelfmark): IOR/G/12/240A Title: China and Japan: Duplicates Scope & Content: Covers 10 Feb 1828 - 23 Mar 1829. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1828-1829 Extent: 1 volume
39. IOR/G/12/249A Reference (shelfmark): IOR/G/12/249A Title: China and Japan: Duplicates Scope & Content: Covers 18 Aug 1832 - 21 Feb 1833. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1832-1833 Extent: 1 volume
40. IOR/G/12/252A Reference (shelfmark): IOR/G/12/252A Title: China and Japan: Duplicates Scope & Content: Covers 27 Feb 1833 - 29 Jan 1834 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1833-1834 Extent: 1 volume