Letter listing for 1750–1759
- Voltaire [François Marie Arouet] to Johann Heinrich Samuel Formey, c. 1 May 1751
- Edward Young to Vincenz Bernhard Tscharner, 1 May 1751
- Marie Louise Denis [née Mignot] to Nicolas René Berryer de Ravenoville, 2 May 1751
- Voltaire [François Marie Arouet] to Charles Augustin Feriol, comte d’Argental, 4 May 1751
- Voltaire [François Marie Arouet] to Georg Conrad Walther, 4 May 1751
- Nicolas René Berryer de Ravenoville to Agnan Philippe Miché de Rochebrune, 5 May 1751
- Marie Louise Denis [née Mignot] to Nicolas René Berryer de Ravenoville, 5 May 1751
- Edward Young to Samuel Richardson, 5 May 1751
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, 7 May 1751
- Voltaire [François Marie Arouet] to François Antoine Devaux, 8 May 1751
- Voltaire [François Marie Arouet] to Frederick II, king of Prussia [the Great], 10 May 1751
- Voltaire [François Marie Arouet] to Claude Étienne Darget, 10 May 1751
- Voltaire [François Marie Arouet] to Charlotte Sophia van Aldenburg, countess of Bentinck, 10 May 1751
- Johann Hartwig Ernst von Bernstorff, graf von Bernstorff to Marie Anne de Vichy-Chamrond, marquise Du Deffand [née de Vichy], 11 May 1751
- Report on a police search by Agnan Philippe Miché de Rochebrune, 11 May 1751