Letter listing for 1770–1779
- Voltaire [François Marie Arouet] to Jean Baptiste Dutertre, 28 February 1777
- Georg Christoph Wächter to Voltaire [François Marie Arouet], 28 February 1777
- Concerning improved provision of French boats for crossing the Channel by Pierre Augustin Caron de Beaumarchais for Charles Gravier, comte de Vergennes, c. March 1777
- Jeremy Bentham to Elizabeth Davies [née Nairne], March 1777
- Giovanni Cristofano Amaduzzi to Corilla Olimpica [Maria Maddelena Morelli Fernandez], 1 March 1777
- Voltaire [François Marie Arouet] to Frederick II, king of Prussia [the Great], c. 1 March 1777
- Pierre Augustin Caron de Beaumarchais to Jean Durival, 3 March 1777
- Jeremy Bentham to Sir Samuel Bentham, 3 March 1777
- Voltaire [François Marie Arouet] to Pierre Bergognié, 3 March 1777
- Voltaire [François Marie Arouet] to père Alexandre Jean Mignot, abbé de Seillières, 3 March 1777
- Voltaire [François Marie Arouet] to Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu, 3 March 1777
- Voltaire [François Marie Arouet] to Jacob Vernes, 3 March 1777
- Voltaire [François Marie Arouet] to Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu, 3 March 1777 [translation from French into English]
- Marie Jean Antoine Nicolas de Caritat, marquis de Condorcet to Voltaire [François Marie Arouet], 5 March 1777
- Corilla Olimpica [Maria Maddelena Morelli Fernandez] to Giovanni Cristofano Amaduzzi, 5 March 1777
