1. Mss Eur F286/1 Reference (shelfmark): Mss Eur F286/1 Title: Scope & Content: Letterbook of Lt-Col John Macdonald including letters to the Asiatic Journal and Sir Humphrey Davy; with notes on mathematics and chemistry, and meteorological observations. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1791-1831 Extent: Unspecified
2. Mss Eur F286/2 Reference (shelfmark): Mss Eur F286/2 Title: Scope & Content: Letterbook of Lt-Col John Macdonald including letters to the Duke of Wellington, Lord Ellenborough, Lord Althorp, Earl Grey and others. Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1827-Aug 1831 Extent: Unspecified
3. Mss Eur F286/3 Reference (shelfmark): Mss Eur F286/3 Title: Scope & Content: Notes of meteorological observations and a letter from the Royal Asiatic Society - originally loose in Mss Eur F 286/2. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1824 Extent: Unspecified