Letter listing for 1770–1779
- Madeleine Catherine Delessert [née Boy de la Tour] to — Arnal [née Brun], 14 July 1778
- Pierre Alexandre Du Peyrou to René Louis de Girardin, marquis de Girardin, 14 July 1778
- Pierre Alexandre Du Peyrou to Marie Thérèse Levasseur [née Renout], 14 July 1778
- Article sur la mort de Rousseau à la Gazette de Leyde, 14 July 1778
- Ignatius Sancho to Frances Phillips [née Crewe], after 15 July 1778
- René Louis de Girardin, marquis de Girardin to Jean François Ducis, 15 July 1778
- René Louis de Girardin, marquis de Girardin to Marie Anne Alissan de La Tour [née Merlet de Foussomme], 15 July 1778
- René Louis de Girardin, marquis de Girardin to Marie Anne Alissan de La Tour [née Merlet de Foussomme], 15 July 1778
- Marc Michel Rey to René Louis de Girardin, marquis de Girardin, 16 July 1778
- Paul Philippe Gudin de La Brenellerie to Marie Thérèse Caron de Beaumarchais [née Willermawlaz], c. 17 July 1778
- père André Morellet, abbé Morellet to William Petty, 1st marquess of Lansdowne [2nd earl of Shelburne], 17 July 1778
- père François Rozier, abbé Rozier to René Louis de Girardin, marquis de Girardin, 17 July 1778
- William Cowper to Reverend William Unwin, 18 July 1778
- François Joseph de Foulquier to René Louis de Girardin, marquis de Girardin, 18 July 1778
- René Louis de Girardin, marquis de Girardin to Louise Marie Madeleine Dupin de Chenonceaux [née Guillaume de Fontaine], 18 July 1778