On JG’s Great ice age.
Discusses formation of drift deposits near Southampton.
Comments on Axel Blytt [Immigration of Norwegian flora (1876)].
Has had fearful misgivings that the step-like plains of Patagonia may have been caused by changes in level of sea, not land.
Comments on book [Archibald Geikie, Life of Sir Roderick I. Murchison (1875)].