M. du Trône, who will have the Honour of presenting you this Line, is recommended to me by very respectable Persons, as a young Gentleman of excellent Character, who goes to America with Views of residing there some Years, and practising Chemistry. I beg leave to recommend him to your Protection and good Counsels, and to those Civilities you delight in showing to Strangers of Merit. With great Esteem, I am ever, my dear Friend, Yours most affectionately