Discusses sending HD lice specimens. Asks him to check with G. R. Waterhouse.
Discusses sending HD lice specimens. Asks him to check with G. R. Waterhouse.
Discusses intestinal worms among humans.
Comments on origin of human races.
Can hardly believe he made a mistake in specimens sent to HD. Recopies numbers in case he transposed them. [Has to do with lice taken from a specimen of aperea and put into spirits during Beagle voyage.]
Thanks Horner for his letter [about Volcanic islands].
Discusses craters of elevation with respect to the views of Leopold von Buch and Élie de Beaumont. Compares Lyell’s views to those of continental geologists. Mentions reading A. D. d’Orbigny [Voyage dans l’Amérique méridionale (1835–47)].
Encloses note from Emma to Mrs Horner, inviting the Horners to visit Down.
Asks about CL’s new book [Travels in North America (1845)].
Discusses views of A. D. d’Orbigny on elevation.
Mentions reading W. H. Prescott [History of the conquest of Mexico (1843)].
No summary available.
No summary available.