Letter listing for 1740–1749
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Jean François de Saint-Lambert, marquis de Saint-Lambert, 19 February 1749
- Lodovico Antonio Muratori to Cardinal Fortunato Tamburini, 19 February 1749
- Alessandro Chiappini to Lodovico Antonio Muratori, 20 February 1749
- Edward Young to Samuel Richardson, 20 February 1749
- Edward Young to Mary Delany [formerly Mrs Pendarves; née Granville], 20 February 1749
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, 21 February 1749
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, 22 February 1749
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Jean François de Saint-Lambert, marquis de Saint-Lambert, c. 22 February 1749
- Pietro Ercole Gherardi to Lodovico Antonio Muratori, 22 February 1749
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Jean François de Saint-Lambert, marquis de Saint-Lambert, 24 February 1749
- Charles Julius Bertram to William Stukeley, 25 February 1749
- Françoise Paule Huguet de Graffigny [née d’Issembourg Du Buisson d’Happoncourt] to François Antoine Devaux, 25 February 1749
- Gabrielle Émilie de Châtelet-Lomont d’Haraucourt, marquise Du Châtelet-Lomont [née Le Tonnelier de Breteuil] to Jean François de Saint-Lambert, marquis de Saint-Lambert, 25 February 1749
- Voltaire [François Marie Arouet] to Georg Conrad Walther, 25 February 1749
- John Gilbert Cooper to Robert Dodsley, 26 February 1749
