Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
A letter from Dr. Ducarel, F.R.S. and F.S.A. to William Watson, M.D. F.R.S. upon the early cultivation of botany in England; and some particulars about John Tradescant, a great promoter of that science, as well as natural history, in the last century, and gardener to King Charles I. Public Domain Mark. Source: Wellcome Collection.