Letter listing for 1770–1779
- René Louis de Girardin, marquis de Girardin to François Joseph de Foulquier, 29 July 1778
- Mathieu Joseph de Ligniville, vicomte de Ligniville to M. — Deborde, 29 July 1778
- Corilla Olimpica [Maria Maddelena Morelli Fernandez] to Giovanni Cristofano Amaduzzi, 29 July 1778
- Edmund Pendleton to General William Woodford, 29 July 1778
- René Louis de Girardin, marquis de Girardin to Marie Françoise Augustine Ursule Le Danois de Cernay, comtesse de La Marck, 30 July 1778
- René Louis de Girardin, marquis de Girardin to George Simon Harcourt, 2nd Earl Harcourt, 30 July 1778
- René Louis de Girardin, marquis de Girardin to Nicolas François Tricot de Lalande, 30 July 1778
- Pierre Michel Hennin to Jacques Henri Bernardin de Saint-Pierre, 30 July 1778
- Ignatius Sancho to Roger Rush, 31 July 1778
- Jacques Henri Bernardin de Saint-Pierre to Pierre Michel Hennin, 31 July 1778
- Adam Ferguson to John Witherspoon, August–September 1778
- René Louis de Girardin, marquis de Girardin to Charles Claude de Flahaut de La Billarderie, comte d’Angivillier, August 1778
- René Louis de Girardin, marquis de Girardin to père Étienne Bonnot de Condillac, abbé de Mureaux et de Condillac, August 1778
- René Louis de Girardin, marquis de Girardin to Sir Brooke Boothby, 7th baronet, August 1778
- Marie Thérèse Levasseur [née Renout] to Pierre Alexandre Du Peyrou, August 1778