Authors featured in the collection include Voltaire, S.H. Vernede, d’Alibrac, J. Cats, Rhijnvis Feith, P. Boddaert, and H. Poot.

In the second letter dated 23 June 1771 to John Fitzpatrick, Lord of Ossory, Walpole discusses printing and antiquarian matters as well as gossip among their acquaintances. Walpole offers to print a pamphlet for Ossory at Strawberry Hill; shares his findings about the foundation and devices of Stoughton; and mentions various romantic attachments and pursuits of the British nobility, as well as gossips about Voltaire and the Duchess de Choiseul.