Letter listing for 1730–1739
- Declaration by André François Le Clair, 20 February 1739
- Voltaire [François Marie Arouet] to Charles Augustin Feriol, comte d’Argental, 20 February 1739
- Voltaire [François Marie Arouet] to René Hérault, 20 February 1739
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Charles Augustin Feriol, comte d’Argental, 21 February 1739
- Voltaire [François Marie Arouet] to Charles Augustin Feriol, comte d’Argental, 21 February 1739
- Voltaire [François Marie Arouet] to René Hérault, 21 February 1739
- Voltaire [François Marie Arouet] to père Bonaventure Moussinot, abbé Moussinot, 21 February 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 22 February 1739
- Voltaire [François Marie Arouet] to père Bonaventure Moussinot, abbé Moussinot, 22 February 1739
- Filippo Argelati to Lodovico Antonio Muratori, 23 February 1739
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Charles Augustin Feriol, comte d’Argental, 23 February 1739
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, c. 24 February 1739
- David Hume to Henry Home, Lord Kames, 24 February 1739
- David Hume to Henry Home, Lord Kames, 24 February 1739
- Voltaire [François Marie Arouet] to père Bonaventure Moussinot, abbé Moussinot, c. 24 February 1739