Letter listing for 1810–1819
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Reverend Thomas Sedgwick Whalley, 20 February 1811
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Lady Margaret Williams, 28 February 1811
- Richard Brinsley Sheridan to Samuel Parr, 1811
- Jacques Henri Bernardin de Saint-Pierre to [unknown], March 1811
- Jacques Henri Bernardin de Saint-Pierre to Rosalie de Constant, March 1811
- Richard Brinsley Sheridan to John Walter, 1 March 1811
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Lady Margaret Williams, 6 March 1811
- William Wilberforce to Jeremy Bentham, 8 March 1811
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Sir John Salusbury Piozzi Salusbury [née Piozzi], 9 March 1811
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Alexander Leak, 10 March 1811
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Sir John Salusbury Piozzi Salusbury [née Piozzi], 10 March 1811
- Reverend Robert Boucher Nickolls to Jeremy Bentham, 12 March 1811
- Richard Brinsley Sheridan to Thomas Shaw, 15 March 1811
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Reverend Leonard Chappelow, 16 March 1811
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Sir John Salusbury Piozzi Salusbury [née Piozzi], 17 March 1811