Notes that Mr[s] Barber’s communication [forwarded by CD] will be published because of more striking than usual facts ["Notes on … larva and pupa of Papilio nireus", Trans. R. Entomol. Soc. Lond. (1874): 519–21].

Encloses Thomas Belt’s address.

An account of his observations on Aldrovanda and Utricularia.

Sends CD his memoir on Aldrovanda [Beitr. Biol. Pflanz. 1 (1875) Heft 3: 71–92] in advance of publication [see Insectivorous plants, pp. 321 et seq., 395–6].

Sends information CD requested on phosphate of ammonia and on nitrogenous substances produced during putrefaction of animal matter.

Oliver will attend to his letter.

Tells of discovery and rediscovery of Aldrovanda.

Asks what CD thinks of "old Pritchard’s discourse" [C. Pritchard, Natural science and natural religion (1874)]. Does not affect evolution at all. It does affect the rather unprofitable doctrine of materialism.

His plans for the Royal Society Presidential Address.

Suggests an explanation for difference in excitability of Drosera leaves to meat and albumen on the one hand and, on the other, fibrin, areolar tissue, gelatin, and fibrous basis of bone.

Announces arrival of the Merope [Leonard Darwin’s ship] at Canterbury, New Zealand.

Sends specimens of Byblis, Roridula, and Utricularia for CD’s examination.

Responds to CD’s questions about relation to gelatin of areolar tissue, fibrous basis of bone, and other substances CD is using in his work on digestion of Drosera.

Has been invited to lecture at the Royal Institution by Spottiswoode. Discusses subjects he might deal with and his reasons for attempting it.

Tells of a complicated case of a double sale of a living.

Huxley says F. M. Balfour passed brilliantly.

Sends information about Indian and Australian species of Aldrovanda, Roridula, and Byblis.

Sends his observation of honey-bees gleaning after orioles had made holes in calyx of Missouri currant, while humble-bees were getting honey through the tube in the usual way.

After a conflict with the Museum’s trustees, he has been brutally evicted from his home and office. Plans to leave Australia and asks CD’s help.

Observation on the limitations on the power of digestion in Dionaea.

GHD explains conduction, radiation, and convection.

His paper on political economy for Royal Institution lecture has reached 60 pages. Plans to send it to Contemporary Review.

Thanks CD for Descent, 2d ed.

Comments on German edition of CD’s collected works.

Sales of his Anthropogenie [1874] in various countries.

Anticlericalism and progress of Darwinism in Germany.

On German translation of Descent [3d German, 2d English ed.]. Lists some misprints in proofs.

Forwards a photograph he thought had been lost. Has noticed that the two sides of the face are often asymmetric in portrait busts and statues.

Thanks for CD’s favourable opinion of his book [Les fourmis de la Suisse (1874)]. Habits of ants; observations on their carrying empty eggs.