MS.Add.8708: 101 letters, 1744-1769, relating in part to Walpole joining Clifford&Sons, Amsterdam, and including letters from Horatio and Robert Walpole.
MS.Add.8709: 85 letters, 1769-1772, mostly from Robert Walpole, Minister at the Court of France, then at Portugal.
MS.Add.8710: 93 letters, 1772-1785, including those from Walpole to his son Thomas, from Paris.
MS.Add.8711: 119 letters, 1781-1783, including letters to Thomas Walpole junior and from Walpole's sisters Elizabeth and Catherine in Paris.
MS.Add.8712: 58 letters, 1786-1796, mostly to Walpole's son Thomas, from Paris and Clichy.