Letter listing for 1730–1739
- M. — Serrier to Voltaire [François Marie Arouet], 13 August 1739
- Alexander Pope to George Arbuthnot, 14 August 1739
- Frederick II, king of Prussia [the Great] to Voltaire [François Marie Arouet], 15 August 1739
- George Lyttelton, 1st Baron Lyttelton of Frankley to Jonathan Swift, 15 August 1739
- Jean Jacques Rousseau to Giovan Battista Canavasso, c. 15 August 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 16 August 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 16 August 1739
- Alessandro Abbati to Lodovico Antonio Muratori, 16 August 1739
- Filippo Argelati to Lodovico Antonio Muratori, 17 August 1739
- Voltaire [François Marie Arouet] to René Louis de Voyer de Paulmy d’Argenson, 2nd marquis d’Argenson, 17 August 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 18 August 1739
- Voltaire [François Marie Arouet] to Nicolas Claude Thieriot, 18 August 1739
- Frederick II, king of Prussia [the Great] to Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil], 20 August 1739
- Alexander Pope to Allen Bathurst, 1st Earl Bathurst, 20 August 1739
- Voltaire [François Marie Arouet] to Anne Antoinette Françoise de Champbonin [née Paulin], c. 20 August 1739