Comprises:

Folder MS3B-1: letter from Charles Babbage to an unnamed correspondent, possibly William Somerville, referring to a paragraph about Mrs Somerville in Le Cercle of 5 Oct 1832, 18 Jan 1833; letters from Babbage to Agnes Greig, [1845]-1861 and n.d., mainly regarding dinner invitations

Folder MS3F-1: letters from M[ichael] Faraday to Agnes Greig, 1860-1864, in response to news of the death of William Somerville, 6 Jul 1860, thanking her for a gift, 26 Apr 1861, and for 'the fine portrait of that admirable woman your mother' [Mary Somerville?], 5 Aug 1864

Folder MS3H-2: letters from J.F.W. Herschel to Woronzow Greig, 1845-1846 and n.d., seeking Greig's opinion on the publication of Mary's work on the action of the rays of the spectrum in the form of a letter to Herschel, 4 Oct 1845, in response to the gift of the seventh edition of On the Connexion of the Physical Sciences, n.d., and containing comments on and corrections to drafts of Mary's work

Folder MS3H-3: letters from W[illiam] Holman Hunt, [painter], to Agnes Greig, 1857-1859, regarding, among other matters, an opportunity for Agnes and Lady Byron to view a picture he is working on before it goes on public display, 15 Apr 1859

Folder MS3L-3: letter from [the Earl of] Lovelace to Woronzow Greig regarding the appointment of barristers, n.d., [1840], written on a letter to him from C[harles] S[haw] Lefevre, [Speaker of the House of Commons], on the same subject, 10 May 1840

Folder MS3L-4: letters from S[tephen] Lushington, [Doctor of Civil Law], to Woronzow Greig regarding social matters, 16 Apr 1853 and 2 Jun 1857, and to James Graham regarding the death of Woronzow Greig, 27 Oct 1865

Folder MS3M-1: letter from T.B. Macaulay, [politician], to Mary declining an invitation to breakfast, n.d.

Other correspondents: