|Sir||Philadelphia June 26th. 1786|
The Bearer Dr. Benjn. Barton will deliver to you two Copies of the Second Volume of Transactions of our Philosophical Society, One of which I beg you, Sir, to accept of, the other you will please to forward to Mr. Jefferson the American Minister at Paris. Give me leave to recommend to your Notice the Bearer, he is my Nephew and a worthy Young Gentleman. His Abilities and great application give reason to expect that he will hereafter do honour to his Country.
I am, Sir, with great respect / your very Humble Servant