Thanks for maps.

George [Darwin] failed at St John’s [College, Cambridge] and will stay another year at school.

Requests letter of introduction to Asa Gray.

Went to Linnean Society to hear CD’s Lythrum paper read [Collected papers 2: 106–31].

Impressed by Fritz Müller’s argument for natural selection in air-breathing apparatus of crustaceans ["The Darwinian hypothesis supported by observations on Crustacea", Ann. & Mag. Nat. Hist. 3d ser. 15 (1865): 410–16].

Plans to visit CD.

Sends Fritz Müller citation as CD requested.

Huxley is boldly proclaiming his Darwinism at Royal Institution ["Methods and results of ethnology", Not. Proc. R. Inst. G. B. 4: 460–3; also Collected essays 7 (1894)].

May his son George call for advice on his career?

CD has been ill for past four months.

Reading Carl Vogt [Lectures on man (1864)].

Vogt, though anti-Lamarck, is converted to Darwinism.

How did CD handle his sons’ expenses at Cambridge?

Discusses income provided for sons at Cambridge.

Asks Emma to write to Erasmus [E. A. Darwin] in support of Miss Elizabeth Garrett as Professor of Physiology at Bedford College for girls.

Returns Hooker’s paper [unidentified].

Sends references to books by Charles Lebrun.

Congratulations on George’s being Second Wrangler at Cambridge.

Thanks for note about George Darwin’s gaining Second Wrangler.

Thanks for loan of Variation. "The Saturday Sadducees" do not believe there are a hundred people who understand the argument. EC fancies he does.