Letter listing for 1750–1759
- Voltaire [François Marie Arouet] to Frederick II, king of Prussia [the Great], 20 February 1752
- Voltaire [François Marie Arouet] to M. — Le Baillif, c. 20 February 1752
- Luise Dorothea, Herzogin von Sachsen-Gotha-Altenburg [née von Sachsen-Meiningen] to Voltaire [François Marie Arouet], 22 February 1752
- père Henri Philippe Chauvelin, abbé Chauvelin to Voltaire [François Marie Arouet], 24 February 1752
- Charles Augustin Feriol, comte d’Argental to Voltaire [François Marie Arouet], 24 February 1752
- Voltaire [François Marie Arouet] to Claude Étienne Darget, c. 24 February 1752
- Frederick II, king of Prussia [the Great] to Voltaire [François Marie Arouet], c. 25 February 1752
- père Pierre Robert Le Cornier de Cideville, abbé Cideville to Voltaire [François Marie Arouet], 25 February 1752
- Voltaire [François Marie Arouet] to Jean Baptiste Nicolas Formont, 25 February 1752
- Voltaire [François Marie Arouet] to Charles Jean François Hénault, 25 February 1752
- Jeanne Grâce Bosc Du Bouchet, comtesse d’Argental to Voltaire [François Marie Arouet], 28 February 1752
- Voltaire [François Marie Arouet] to Johann Heinrich Samuel Formey, 28 February / March 1752
- Johnnson's funeral sermon for Mrs Johnson by Doctor Samuel Johnson, c. March 1752
- Jean Jacques Rousseau to Renée Caroline Victoire de Froullay de Tessé, marquise de Créquy, March 1752
- Jean Jacques Rousseau to Renée Caroline Victoire de Froullay de Tessé, marquise de Créquy, March–April 1752