Scope and arrangement
· To Charles Babbage, mathematician and computer pioneer : 5 letters : -- 1 autograph letter signed : [ca. Jul-Aug 1843] : (B'ANA 0052) : from Ockham : begins, "It is an omission not to have sent me the drawings to which continual reference is made throughout your packet of papers ..." -- 1 autograph letter signed : [ca. Jul-Aug 1843] : (B'ANA 0053) : [no place] : begins, "The solution was (as you supposed) of the simplest description." -- 1 autograph letter signed : [ca. Jul-Aug 1843] : (B'ANA 0091) : from St. James' Sqre. : begins, "I have just told Wea[t]stone that I cannot consent to your making the reuse of the remaining notes. So send them to me at once, pray." -- 1 autograph letter signed : 15 Aug  : (B'ANA 0090) : from Ockham Park : begins, "In consequence of the enclosed, I am starting for Town; & I shall send this to you immediately on my arrival ..." -- 1 autograph letter signed : 25 Aug  : (B'ANA 0054) : from Ashley Combe : begins, "We are quite delighted at yr (somewhat unhoped for) proposal, this mor.g received.".
· To John Fane, Lord Burghersh, later 11th Earl of Westmorland, diplomat and composer : 1 autograph letter third person : 23 Jun  : (B'ANA 0108) : [no place] : saying she "considers that £30 per annum is as much as can be afforded for the boy ..."; in a post-script she says that she "has made up her mind that for the first year £40 might perhaps be laid out upon him, but that sum is certainly the ultimum.".
· To Albany Fonblanque, political journalist and journal editor : 1 autograph letter signed : 13 Nov [1848?] : (B'ANA 0535) : on stationery with blue embossed circular design (a crown above a cursive capital "L"); begins, "I was indeed delighted to get yr letter, but am much vexed that mine (of about July 18th I think) never reached you.".
· To Richard Ford, art connoisseur and author : 2 letters : -- 1 autograph letter signed : 16 Mar [no year] : (B'ANA 0642a) : from G[rea]t C[umberland] St. : begins, "I have refused everything right & left, the Molesworths (young & old), Lord Fitzwilliam, Moffatt, &c. &c. So I must make no exceptions for the present." -- 1 autograph letter signed : 14 Aug [no year] : (B'ANA 0642b) : on stationery with pink circular embossed stamp depicting East Horsley Tower; begins, "Yes -- to everything. You can come to Wybridge Station, & there take a Fly ...".
· To Mary King, née Hooker, wife of Dr. William King, physician and promoter of co-operative principles : 1 autograph letter signed : 27 Apr 1834 : (B'ANA 0739) : from Fordhook : begins, "Indeed you must not suppose that my silence is from neglect ...".
· To Horace Marryat, travel writer : 1 autograph note third person : [no date] : (B'ANA 0528a) : [no place] : reads in full, "The Countess of Lovelaces Party for June 26th is postponed to Saturday the 17th.".
· To George Moffatt, tea broker and politician : 1 autograph letter signed : 26 Oct 1850 : (B'ANA 0109) : from Ashley [Coombe, Porlock (by Taunton)] : begins, "I think that our accidental meeting at Paddington, (which was the means of affording me so agreeable a journey), was in some respects as opportune as it was pleasant.".
· To Andalusia Molesworth, Lady Molesworth, society hostess : 1 autograph letter signed : 9 Mar [1848?] : (B'ANA 0642c) : begins, "Will you and Sir William come to us on Sat.dy the 18th?".
· To Fortunato Prandi, Italian exile in England, journalist and translator: 2 letters : -- 1 autograph letter signed : 26 Feb [1842?] : (B'ANA 0071) : from Horsley : begins, "I find a cold I have had for this last week, is so very bad, that I almost think I shall still be dumb on Sunday next ..." -- 1 autograph letter unsigned : "Saturday" [ca. 1842?] : (B'ANA 0070) : [no place] : begins, "I have a most important service to ask of you, which only you can perform." Also: "I can in writing explain nothing except that you must come to me at 6 o'clock, & be prepared to be at my disposal till Midnight. You must be nicely, yet not too showyly dressed. You may have the occasion for both activity & presence of mind.".
· To Thomas Noon Talfourd, writer, judge, and politician : 1 autograph letter signed : 10 Aug [1851?] : (B'ANA 0092) : from East Horsley Park : on stationery with pink circular embossed stamp depicting East Horsley Tower; begins, "Will it suit you to come visit us here next Sat.y, the 16th?" The letter is addressed to "T. F. Talfourd," but it is assumed that this is a mistake.
· To Mrs. Thomson at The Parsonage : 1 autograph letter signed : 25 Mar [1845?] : (B'ANA 0352) : from Ockham Park : begins, "Will you and Mr. Thomson give us the pleasure of your company to dinner this evening ...".