Letter listing for 1780–1789
- William Cowper to Reverend William Unwin, 12 July 1784
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Hester Maria Elphinstone, Viscountess Keith [née Thrale], 12 July 1784
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Frances d’Arblay [née Burney], 12 July 1784
- Doctor Richard Price to Benjamin Franklin, 12 July 1784
- “Exhortation à tous les Zoïles d'Andalousie ou de Vandalousie” for Le Courier de l’Europe, 13 July 1784
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Hester Maria Elphinstone, Viscountess Keith [née Thrale], 14 July 1784
- Gustavus III, king of Sweden to Greve Gustaf Filip Creutz, 15 July 1784
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Hester Maria Elphinstone, Viscountess Keith [née Thrale], 15 July 1784
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Hester Maria Elphinstone, Viscountess Keith [née Thrale], 15 July 1784
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Doctor Samuel Johnson, 15 July 1784
- François Xavier Schwediauer to Jeremy Bentham, 15 July 1784
- Jeremy Bentham to Richard Clark, 16 July 1784
- James Boswell to Pascal Paoli, 17 July 1784
- Pierre Augustin Caron de Beaumarchais to Nils Rosén von Rosenstein, after 18 July 1784
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Frances d’Arblay [née Burney], 18 July 1784
