Letter listing for 1810–1819
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Alexander Leak, 25 April 1815
- Richard Brinsley Sheridan to Hester Jane Sheridan [née Ogle], 25 April 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Lady Margaret Williams, 30 April 1815
- Richard Brinsley Sheridan to Hester Jane Sheridan [née Ogle], 5 May 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Sir John Salusbury Piozzi Salusbury [née Piozzi], 6 May 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Harriet Maria Salusbury [née Pemberton], 7 May 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Doctor Sir James Fellowes, 9 May 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Alexander Leak, 12 May 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Alexander Leak, 18 May 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Alexander Leak, 23 May 1815
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Ann Leak [née Glover], 27–28 May 1815
- Richard Brinsley Sheridan to Richard Wilson, 27 May 1815
- Clara Mary Jane Clairmont to Fanny Imlay Godwin, 28 May 1815
- Sir Samuel Romilly to Jeremy Bentham, 30 May 1815
- Jeremy Bentham to Lazare Nicolas Marguérite Carnot, 8 June 1815