Letter listing for 1800–1809
- Richard Brinsley Sheridan to Richard Peake, 20 October 1800
- Richard Brinsley Sheridan to Richard Peake, 22 October 1800
- Jane Austen to Cassandra Elizabeth Austen, 25 October 1800
- père André Morellet, abbé Morellet to Jean Pierre Louis de Fontanes, marquis de Fontanes, 27 October 1800
- Pierre Marie Claude Robin to Jacques Henri Bernardin de Saint-Pierre, 27 October 1800
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Hester Maria Elphinstone, Viscountess Keith [née Thrale], 28 October 1800
- Jane Austen to Cassandra Elizabeth Austen, 1 November 1800
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Reverend Leonard Chappelow, 1 November 1800
- Jacques Henri Bernardin de Saint-Pierre to Marguerite Charlotte Désirée de Saint-Pierre [née de Pelleporc], 1 November 1800
- père André Morellet, abbé Morellet to Jean Pierre Louis de Fontanes, marquis de Fontanes, 3 November 1800
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to John Stockdale, 3 November 1800
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Lady Margaret Williams, 4 November 1800
- Richard Brinsley Sheridan to holders of debentures of Drury Lane Theatre, 4 November 1800
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Penelope Sophia Pennington [née Weston], 5 November 1800
- Jean Charles François Hyppolite Le Court to Jean François Rousseau [the younger], 6 November 1800