Letter listing for 1730–1739
- Voltaire [François Marie Arouet] to Charles Augustin Feriol, comte d’Argental, 27 February 1739
- Voltaire [François Marie Arouet] to Louis Jean Lévesque de Pouilly, 27 February 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 28 February 1739
- Ridolfino Venuti, abate Venuti to Lodovico Antonio Muratori, 28 February 1739
- Voltaire [François Marie Arouet] to Charles Augustin Feriol, comte d’Argental, 28 February 1739
- Voltaire [François Marie Arouet] to François Antoine Devaux, 28 February 1739
- Voltaire [François Marie Arouet] to Frederick II, king of Prussia [the Great], 28 February 1739
- Voltaire [François Marie Arouet] to père Bonaventure Moussinot, abbé Moussinot, 28 February 1739
- Voltaire [François Marie Arouet] to Nicolas Claude Thieriot, 28 February 1739
- Voltaire [François Marie Arouet] to Jean Jacques Lefranc, marquis de Pompignan, 28 February / March 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. March 1739
- Jean Jacques Rousseau to Victor Amédée Chapel, comte de Saint-Laurent, March 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 1 March 1739
- Voltaire [François Marie Arouet] to père Bonaventure Moussinot, abbé Moussinot, 1 March 1739
- Voltaire [François Marie Arouet] to Jeanne Françoise Quinault, c. 1 March 1739