Letter, regarding the horn of a stag from Mr Hopkins to Mr Senex Hopkins shares details of 'an extraordinarily large horn of a stag taken out of the sea off the coast of Lancashire [England]'. Figure of horn with explanations attached. Subject: Zoology Read to the Royal Society on 25 November 1731 Published in Philosophical Transactions as 'An extract of a letter from Mr. Hopkins to Mr. John Senex, F. R. S. concerning an extraordinary large horn of the stag kind, taken out of the sea on the coast of Lancashire' [1731]