Geological Society of London | Somerset House.
Aprl. 25th1839
Sir
I am requested by the Geological Society to express their thanks for the donation of Bulletin de la Société Geologique de France, vol. 9. Feuilles 29 34 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 | Charles Darwin | Secretary
To | The Secretary of | The Geological Society of France
Please cite as “DCP-LETT-507,” in Ɛpsilon: The Charles Darwin Collection accessed on