Response to [vol. 1 of] CD’s Descent.
Not yet convinced on sexual selection and protection, though their differences are not so great as CD thinks.
On man, he does not think CD has accounted for every step of his development by "ascertained laws".
Admiration for vol. 2 of Descent, and plans for his review of it for the Academy [2 (1871): 177–82].
News of his new residence.
Although their language is different, the Bugis are typical Malays both physically and mentally.
Recommends [W. M. Williams] The fuel of the sun [1870] as remarkably illuminating about physical astronomy. Williams solves the problem of duration of sun’s heat in "a most satisfactory manner".
Chauncey Wright’s article is sound, but so obscure ARW doubts utility of printing it separately.
Gives his own detailed analysis of Mivart’s attack.
Sorry CD allows criticisms of Darwinism to worry him.
Sends notes on Fritz Müller’s letter.
