To the Secretary of the American Philosophical Society   20 December 1838

Geological Society of London | Somerset House.

20th. Decr. 1838

Sir,

I am requested by the Geological Society to express their thanks for the donation of “Proceedings of the American Philosophical Society Nos. 1 2 & 3. Vol. 1. and to assure you that the Society are much honored by this mark of consideration

I have the honor to be | Sir, | Your most obedient | and very humble Servant | Chas. Darwin | Secretary To | The Secretary of the | American Philosophical Society

Please cite as “DCP-LETT-458,” in Ɛpsilon: The Charles Darwin Collection accessed on 5 June 2025, https://epsilon.ac.uk/view/dcp-data/letters/DCP-LETT-458