Asks to borrow Philosophical Transactions, vol. 157, pt 2 (1868).
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Asks to borrow Philosophical Transactions, vol. 157, pt 2 (1868).
The second volume of Lyell’s [Principles, 10th ed.] gives a "fair history of the progress of opinion on Species".
Pleased by allusion to Pangenesis: "an untried hypothesis is always dangerous ground".
Looks forward to chapter on domestication and on man.
Comments favourably, though often differing, on articles by G. H. Lewes.
Discusses claim of Agassiz [in A journey in Brazil (1868)] that he found evidence of glaciers in Brazil. Suggests sponsoring an expedition to test these claims.
Much obliged for calling his attention to M. C. E. Du Four's paper, though he cannot reconcile the general reasoning. Comments on the effect of the Sirocco on the Föhn of the Alps.
Sends Captain [P. F.] Shortland's account of his recent soundings and temperatures of the sea. Comments on these readings in the light of theory. What does JH think of the matter.
Sends a paper, which may help to clarify the effect of the Sahara Desert on certain European winds.
On the temperatures of water in the oceans, and the freezing temperature of sea water.
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