Thanks THH for his lecture ["On the study of zoology", Lay sermons, addresses and reviews (1870), pp. 104–31]. Best exposé and classification of the higher objects of natural history he has ever read. On reading and observation.

Henrietta’s lack of improvement.

R. McDonnell’s work on rays and electric organs of fishes.

Has had a good letter from Robert McDonnell. Thinks he will be converted in time.

Impatient to see first number of Natural History Review.

Murray wants a new edition of Origin immediately.

Is sick of hostile reviews but they have helped in showing where he must expatiate and expand in new edition of Origin.

Has more confidence in the general truth of his view. Disappointed THH does not think it more probable than he did at first.

Thanks THH for his note; pleased by what he says. Is too sensitive about shades of opinion of men like THH.

The Macmillan article on Origin [H. Fawcett, "A popular exposition of Mr Darwin on the origin of species", Macmillan’s Mag. 3 (1860): 81–92].

J. E. Gray’s misunderstanding of Origin.

Account of the encounter at Oxford BAAS meeting.

Forwards A. Gray’s letter [inquiring whether THH would be interested in printing Chauncey Wright’s review of Origin].

Invites THH to join Hooker at Down on 5 April.

Sends copy of 2d ed. of Origin, with list of corrections.

Is at work on "fuller work" [Variation].