Letter listing for 1740–1749
- Frederick II, king of Prussia [the Great] to Voltaire [François Marie Arouet], 9 December 1742
- Filippo Argelati to Lodovico Antonio Muratori, 9 December 1742
- Claudine Alexandrine Guérin, marquise de Tencin to Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu, 10 December 1742
- Claudine Alexandrine Guérin, marquise de Tencin to Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu, 10 December 1742
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 11 December 1742
- Claudine Alexandrine Guérin, marquise de Tencin to Maréchal Louis François Armand de Vignerot du Plessis, 3rd duc de Richelieu, 11, 12 & 16 December 1742
- Voltaire [François Marie Arouet] to René Louis de Voyer de Paulmy d’Argenson, 2nd marquis d’Argenson, 11 December 1742
- Alexander Pope to Ralph Allen, 12 December 1742
- Voltaire [François Marie Arouet] to César de Missy, 12 December 1742
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 14 December 1742
- Lodovico Antonio Muratori to Alessandro Chiappini, 14 December 1742
- Lodovico Antonio Muratori to Cardinal Fortunato Tamburini, 14 December 1742
- Cardinal Fortunato Tamburini to Lodovico Antonio Muratori, 14 December 1742
- John Boyle, 5th earl of Cork and Orrery to Deane Swift [the younger], 15 December 1742
- Pietro Ercole Gherardi to Lodovico Antonio Muratori, 15 December 1742