1From Benjamin Franklin to William Withering, 1 March 1784 (Franklin Papers)
ALS : American Philosophical Society Mr Vaughan communicated to me a very ingenious & judicious Letter (as it appear’d to me) written by you on the Subject of calculous Complaints & the Remedies that had been propos’d for them. You were so good as to say that if I would send you a state of my Case, you might perhaps be able to point out some Plan of Proceeding that would be serviceable. I...