Letter listing for 1740–1749
- Cardinal Fortunato Tamburini to Lodovico Antonio Muratori, 24 December 1749
- Robert Dodsley to John Gilbert Cooper, 30 December 1749
- Philip Dormer Stanhope, 4th earl of Chesterfield to Philip Stanhope, 30 December 1749
- Filippo Argelati to Lodovico Antonio Muratori, 31 December 1749
- Voltaire [François Marie Arouet] to Frederick II, king of Prussia [the Great], 31 December 1749
- Voltaire [François Marie Arouet] to Ponce Simon Tinois, 1749 / 1750