Summary

Has been looking for something about crop rotation in Origin and Variation.

Summary

Thanks for proofs of the Supplement to Crag Mollusca. Sends crab apples.

Summary

Discussion of his possible assistance on editorial work for revised edition of Descent.

Summary

On photographic illustrations [for Expression].

Estimates 7s 6d price for a cheap edition of Origin [6th].

Summary

Canestrini still owes £10 from 1869 for electros of 1st edition [of Variation].

RC has urged Clowes on with printing of Variation [2d ed.],

but with Climbing plants [2d ed.] ready, it need not be done before the annual sale.

Summary

Notes recent confirmation of CD’s views on subsidence in [island of] St Jago.

Describes Carboniferous strata discovered on Island of Mull by J. W. Judd. Contained evidence of Miocene sinking of volcanoes.

Summary

Comments on Huxley’s address ["Geological reform", Q. J. Geol. Soc. Lond. 25 (1869): xxxviii–liii].

Physicists have ignored variation in sea-level in calculating effects.

Doubts if sun only source of heat.

Notes average depth of sea is 15 times height of land.

Criticises CD’s concept of permanent continents.

Sedimentary strata of Alleghenies must have derived from continent located where Atlantic is. Thinks enormous amount of denudation, submergence, and elevation may have accompanied relatively insignificant organic changes.

Summary

Charmed by Huxley’s letter of appreciation [8873].

Lady Lyell’s sudden death.

Summary

Sends CD a copy of the memorial supporting Hooker’s case against A. S. Ayrton’s interference in the administration of Kew Gardens.

Summary

Thanks for £5 for the Voysey fund.

Summary

Leaves Wednesday with Huxley for holiday.

Family news.

He too thinks well of Bentham’s address.

Asa Gray elected Foreign F.R.S.

G. J. Allman is being proposed for Royal Medal by JDH and Huxley.

Summary

Curious to read what CD will say on man and his races.

Has CD seen Ludwig Rütimeyer’s Ueber die Herkunft unserer Thierwelt (Rütimeyer 1867c)?

Discusses J. F. W. Herschel’s theory of active volcanoes existing at the junction of continents and the sea.

Summary

Further reflections upon Bastian’s book [The beginnings of life (1872)].

ARW’s prospects for Directorship at Bethnal Green Museum.

Summary

Henry Holland is taking an active part in helping JDH in the Ayrton affair.

Summary

Details of the JDH–Ayrton–Gladstone imbroglio.

Summary

Too busy to examine specimen. Will ask W. H. Flower to do it. Long catalogue of what keeps him busy and concerned.

C. Carter Blake, "a jackal of Owen’s", is the reviewer in Edinburgh Review and Anthropological Review [see 4223]. Has sent back his diploma of Hon. Fellowship to Anthropological Society.

Summary

Comments on Tyndall’s [Presidential] Address at Belfast meeting [of BAAS] and praise of CD’s work there. Mentions criticism of Belfast clergy.

CL saw some crustacean footprints while in Ireland.

Summary

Why botanists will not subscribe to Falconer’s bust with enthusiasm.

Scott has been offered curatorship at Calcutta Botanic Garden.

Summary

Comments on cool-period MS. Still believes geographical changes principal cause of former changes of climate.

Summary

Sends first copy of new [6th] edition of Origin. Expenses have been much higher than estimated because of extensive revisions. 3000 copies retailing at 6s would yield only £100 profit. Suggests fixing price at 7s 6d.