This will be delivered to you by Mr. Benja. Vaughan, a young Gentleman of most amiable Character, and my particular Friend. His thorough Acquaintance with philosophic Subjects, will make his Conversation agreable to you, as I know yours will be to him; and I expect to have Thanks from both of you, for introducing you to each other’s Acquaintance. My best Wishes attend you, being ever, dear Sir, Your affectionate Friend and most obedient Servant