Letter listing for 1770–1779
- Voltaire [François Marie Arouet] to Joseph Vasselier, 20 September 1777
- Marie Anne de Vichy-Chamrond, marquise Du Deffand [née de Vichy] to Horace Walpole, 4th earl of Orford, 21 September 1777
- Voltaire [François Marie Arouet] to Catherine II, czarina of Russia [the Great], 21 September 1777
- Voltaire [François Marie Arouet] to Jean Le Rond d’Alembert, 22 September 1777
- Voltaire [François Marie Arouet] to Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu, 22 September 1777
- Corilla Olimpica [Maria Maddelena Morelli Fernandez] to Giovanni Cristofano Amaduzzi, 23 September 1777
- Voltaire [François Marie Arouet] to Michel Paul Guy de Chabanon, 23 September 1777
- Frederick II, king of Prussia [the Great] to Voltaire [François Marie Arouet], 24 September 1777
- William Petty, 1st marquess of Lansdowne [2nd earl of Shelburne] to Doctor Richard Price, 24 September 1777
- Voltaire [François Marie Arouet] to Charles Michel de Villette, marquis Du Plessis-Villette, 24 September 1777
- Karl Eugen von Württemberg, Herzog von Württemberg to Voltaire [François Marie Arouet], 24 September 1777
- Karl Eugen von Württemberg, Herzog von Württemberg to Conseil de régence de Montbéliard, 24 September 1777
- Marie Anne de Vichy-Chamrond, marquise Du Deffand [née de Vichy] to Horace Walpole, 4th earl of Orford, 25 September 1777
- Voltaire [François Marie Arouet] to Pietrantonio Petrini, 25 September 1777
- Louise Félicité Robert [née Guynement de Kéralio] to Jacques Henri Bernardin de Saint-Pierre, 26 September 1777
