Letter listing for 1810–1819
- père André Morellet, abbé Morellet to Jean Pierre Louis de Fontanes, marquis de Fontanes, 1 June 1810
- père André Morellet, abbé Morellet to père Jean Baptiste L’Écuy, 7 June 1810
- [anonymous] to Jacques Henri Bernardin de Saint-Pierre, 22 June 1810
- Jacques Henri Bernardin de Saint-Pierre to Marguerite Charlotte Désirée de Saint-Pierre [née de Pelleporc], 29 June 1810
- père André Morellet, abbé Morellet to Pierre Louis Roederer, comte Roederer, July 1810
- père André Morellet, abbé Morellet to Pierre Louis Roederer, comte Roederer, July 1810
- Jacques Henri Bernardin de Saint-Pierre to Marguerite Charlotte Désirée de Saint-Pierre [née de Pelleporc], July 1810
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Reverend Thomas Sedgwick Whalley, 1 July 1810
- Richard Brinsley Sheridan to Richard Peake, 7 July 1810
- Richard Brinsley Sheridan to Reverend Doctor John Parsons, bishop of Peterborough, 11 July 1810
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Sir John Salusbury Piozzi Salusbury [née Piozzi], 16 July 1810
- Carlyle Bell to Adam Ferguson, 17 July 1810
- Richard Brinsley Sheridan to Thomas Creevey, 20 July 1810
- Adam Ferguson to Carlyle Bell, 21 July 1810
- Hester Lynch Piozzi [formerly Mrs Thrale; née Salusbury] to Sir John Salusbury Piozzi Salusbury [née Piozzi], 27 July 1810