Letter listing for 1770–1779
- Marie Anne de Vichy-Chamrond, marquise Du Deffand [née de Vichy] to Horace Walpole, 4th earl of Orford, 9 January 1771
- Voltaire [François Marie Arouet] to Antoine Casimir Ethis de Novéan, 9 January 1771
- Voltaire [François Marie Arouet] to Guillaume Claude de Laleu, 9 January 1771
- Voltaire [François Marie Arouet] to Guillaume Claude de Laleu, 9 January 1771
- Voltaire [François Marie Arouet] to Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu, 9 January 1771
- Voltaire [François Marie Arouet] to Henri Lambert d’Herbigny, marquis de Thibouville, 9 January 1771
- Marie Anne de Vichy-Chamrond, marquise Du Deffand [née de Vichy] to Horace Walpole, 4th earl of Orford, 10 January 1771
- Voltaire [François Marie Arouet] to François de Caire, c. 10 January 1771
- Voltaire [François Marie Arouet] to Jeanne Grâce Bosc Du Bouchet, comtesse d’Argental, 11 January 1771
- Voltaire [François Marie Arouet] to François Joachim de Pierres, cardinal de Bernis, 11 January 1771
- Voltaire [François Marie Arouet] to Frederick II, king of Prussia [the Great], 11 January 1771
- Voltaire [François Marie Arouet] to Frederick William II, king of Prussia, 11 January 1771
- Voltaire [François Marie Arouet] to Louise Sophie de Dompierre d’Hornoy [née de Savalette de Flacourt de Magnanville], 11 January 1771
- William Cowper to Joseph Hill, 12 January 1771
- Pierre Alexandre Du Peyrou to Marc Michel Rey, 12 January 1771
