From Jonathan Shipley
AL: American Philosophical Society
<Jermyn Street, January 25, [1772–75?7], in the third person and the Bishop’s hand. Invites Franklin to dinner tomorrow.>
7. BF’s acquaintance with the Bishop of St. Asaph and his family began, as far as we know, in the summer of 1771; we are therefore assigning this invitation to what seems to be the earliest likely date.