Letter from Susan (Susanna) Manning to Thomas Manning. She will send the parcel he has requested to White Horse Fetter lane. She is sorry that he has suffered from the impediments. Her brother William is staying and they all join in prayers for health and safety. Handwritten, 1 piece, 1 side. Dated 15th April 1806

Letter from W Baines to Thomas Manning from Charter House Square, London, He writes that Manning had prophesied well and that he does not like the position that he has taken up. But Mr Baine's has been so kind he would not leave suddenly. He wonders if Manning's Algebra book is published and asks for the bookseller so he can buy copies. He requests that Manning sort out his outstanding debts in Cambridge and find out about a girl who lived by the Physick Garden. He had visited Lamb with Lloyd's letter and formed a favourable impression of Charles Lamb. He asks Manning to write. Handwritten, 1 piece, 3 sides. Dated 15 November 1790

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

There are two letters:

• Draft Letter from Thomas Manning to "My Lord" in which he remembers his gratitude for his Lordship providing a letter for him to carry when he was travelling to China, in case they were attacked by the French. He now asks for letters of introduction to English residing at the Italian court as he is about to proceed to Italy in order to spend about 2 years. Dated 2 June, 1827. Handwritten, 1 piece, 1 side.
• Draft letter from Thomas Manning to "My Lord Duke" in which he thanks him for the letters of introduction and writes more of his studies in mathematics, philosophy and language. Though able to read Italian he wants to be able to attend to its pronunciation. Undated [1827] Handwritten, 1 piece, 1 side.

Letter from Thomas Manning, Diss, Norfolk to John Rickman, New Palace Yard, London. He writes that he would have written earlier but Rickman's letter reached him as he was about to leave Cambridge where he had been detained by illness. The majority of the letter is take up with discussing the mathematics concerning resistance and velocity of bodies in fluids. Postmarked 26 March, 1805. Dated in another hand, [12] April, 1805. Handwritten, 1 piece, 3 sides

Letter from Thomas Manning to William Manning from [Greek] Street, Soho. He writes to tell his father that his passport has to go in the dispatch box to the King; that it probably won't be looked at until Tuesday and may be he should have written to "George Rex" to tell him he was in a hurry. He will travel to France by the Diligence and will write from Calais unless he is asleep as he passes through. Handwritten, 2 sides. Postmarked 1801

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

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.

Letter from the Editor of the Pamphleteer to the Author of a Pamphlet on the True Principles asking for permission to put it in the Pamphleteer and for the Author to furnish him with a copy and any alterations required. Dated 19 April, 1818. Handwritten, 1 piece, 1 side