This series contains correspondence between Thomas Manning and his early friends, some of which were lifelong friendships. There are 12 letters from Robert Lloyd (brother of Charles Lloyd, poet); nine copies of letters from Thomas Manning to Charles Lamb, plus two copies of notes and a copy of a letter from Charles Lamb with a further original draft letter from Manning to Lamb

There are 8 letters between Manning and George Leman Tuthill with further later correspondence between Manning and Tuthill's daughter, Laura. There are also 4 letters from W. Baines to Thomas Manning.

These are a mixture of personal and official letters from Manning's return to England in 1817 until his death. Highlights include correspondence with the East India Company concerning possible employment of the Chinese men that Manning had brought back with him, letters regarding spying in the Napoleonic Wars and letters of introduction for Manning's time in Italy

The Correspondence between Manning and Tuthill mainly dates from the time when they were both resident in Europe (1798-1806). There is also one earlier letter and a letter from Manning whilst he was in Bengal 1811.

There is further correspondence regarding Manning being executor of Tuthill's will which includes letters between Manning and Tuthill's daughter, Laura (1835-1836)

Draft letter from Thomas Manning to the Directors of the East India Company concerning the Chinese man he has brought with him and whether the East India Company would have reason to employ him. Written From Dr Tuthill's, 13 Soho Square, the letter's postscript has the words "stupid letter" in Manning's hand. Dated 1817. Handwritten, 1 piece, 3 sides

Draft of a letter to the Editor of the Quarterly Review with an article concerning the publication of a pamphlet "Expostulations on the Iniquity of the present spy system" by Jacob Bray. The article attacks the author's knowledge particularly concerning spies in France during the Napoleonic conflict. The letter is signed D.L. but appears to be in Manning's hand. The pamphlet was published in 1818 which suggests the letter and article are of that date. Addressed to Mr Murray, bookseller, Albemarle Street, for the Editor of the Quarterly Review. Handwritten, 1 piece, 3 sides

Letter from Editor of the Pamphleteer to the Author of Exportation asking for his name in order to publish the piece. Also a draft of Manning's reply, refusing to supply the name. Dated 17 April 1818. Handwritten, 1 piece, 1 side. "A Letter on The True Principles of Advantageous Exportation" was published in the Pamphleteer, Vol XII, 1818.