Geological Society of London | Somerset House.
23rd May 1839
Sir,
I am requested by the Geological Society to express their thanks for your present of Plants in Anthracite from Philadelphia, and Fossils from Cornwall1 and to assure you that the Society are much honored by this mark of consideration.
I have the honour to be, | Sir, | Your most obedient and very humble Servant, | Charles Darwin | Secretary To Dr. Mantell
F.G.S. etc.
Please cite as “DCP-LETT-511A,” in Ɛpsilon: The Charles Darwin Collection accessed on