Letter listing for 1770–1779
- Reverend Doctor Richard Hurd, bishop of Worcester to Thomas Warton, 15 April 1777
- Corilla Olimpica [Maria Maddelena Morelli Fernandez] to Giovanni Cristofano Amaduzzi, 15 April 1777
- Adam Smith to Philip Stanhope, 2nd Earl Stanhope, 15 April 1777
- Henri Louis Lekain to Henri Rieu, 16 April 1777
- Jean de Vaines to Voltaire [François Marie Arouet], 16 April 1777
- Marie Anne de Vichy-Chamrond, marquise Du Deffand [née de Vichy] to Horace Walpole, 4th earl of Orford, 16 April 1777
- Voltaire [François Marie Arouet] to Edme Béguillet, 16 April 1777
- Marie Jeanne Riccoboni [née de Heurles Laboras de Mezières] to David Garrick, 17 April 1777
- Marie Jean Antoine Nicolas de Caritat, marquis de Condorcet to Voltaire [François Marie Arouet], 17 April 1777
- Voltaire lends money for the building of a house, April 1777 by Pierre François Nicod, 17 April 1777
- Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu to Voltaire [François Marie Arouet], 19 April 1777
- Joseph Marie Borssat d’Hauterive to Voltaire [François Marie Arouet], 19 April 1777
- Barthélémy Faujas de Saint-Fond to Voltaire [François Marie Arouet], 19 April 1777
- Barthélémy Faujas de Saint-Fond to Horace Bénédict de Saussure, 19 April 1777
- Sir George Savile to Philip Stanhope, 2nd Earl Stanhope, 19 April 1777