Letter listing for 1730–1739
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to conte Francesco Algarotti, 2 February 1738
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Pierre Louis Moreau de Maupertuis, 2 February 1738
- Thomas Gray to Richard West [junior], 2 February 1738
- Voltaire [François Marie Arouet] to conte Francesco Algarotti, 2 February 1738
- Étienne Mignot de Montigny to Voltaire [François Marie Arouet], 4 February 1738
- Voltaire [François Marie Arouet] to Frederick II, king of Prussia [the Great], 5 February 1738
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Nicolas Claude Thieriot, 6 February 1738
- Voltaire [François Marie Arouet] to père Bonaventure Moussinot, abbé Moussinot, 6 February 1738
- Voltaire [François Marie Arouet] to Nicolas Claude Thieriot, 7 February 1738
- Jonathan Swift to Katharine Richardson, 8 February 1738
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Pierre Louis Moreau de Maupertuis, c. 10 February 1738
- Voltaire [François Marie Arouet] to père Bonaventure Moussinot, abbé Moussinot, 11 February 1738
- Voltaire [François Marie Arouet] to M. — Berger, c. 12 February 1738
- Voltaire [François Marie Arouet] to Laurent François Prault, c. 12 February 1738
- Jonathan Swift and Martha Whiteway [née Swift] to John Boyle, 5th earl of Cork and Orrery, 13 February 1738
