Report on R. A. C. Austen’s paper on the origin of limestone in Devonshire [Proc. Geol. Soc. Lond. 2 (1838): 669–70]. CD deems it not worthy of publication in Transactions.
Report on R. A. C. Austen’s paper on the origin of limestone in Devonshire [Proc. Geol. Soc. Lond. 2 (1838): 669–70]. CD deems it not worthy of publication in Transactions.
Seeks permission to make another visit to Addiscombe [Military College] to see again the model of St Helena. He needs to correct proportion of some geological sections in his Geology [see Volcanic islands, ch. 4].
Comments on an article in Edinburgh Review [by David Brewster, 67 (1838): 271–308] on Comte’s Philosophie positive.
Discusses falsity of Élie de Beaumont’s views of contemporaneous parallel lines of elevation and subsidence.
Owen’s views of relationship of reptiles to birds.
On "question of species" CD has filled notebook after notebook with facts, "which begin to group themselves clearly under sub-laws".
Submits the account of Smith, Elder & Co. for the second number of the second part of the Zoology.