The Ancient Physician's Legacy Impartially Survey'd: And His Practice Prov'd Repugnant, Not Only to that of the Best Antient and Modern Physicians, But to the Very Nature of Those Diseases (many of Them) of which He Undertakes to Give Us an Account; Inconsistent Even with Those Very Indications Himself at Some Times Lays Down for the Cure. With Practical Observations Upon Each Chapter. In a Letter to a Country Physician. To which is Added, in the Way of Postscript, A Discourse on Quicksilver, as Now Commonly Taken: and the Good Or Bad Effects which Have Thence Ensued. As Also, a Particular Account of Monsieur Bellost's Pill Compar'd with the Author's. And the Case of Barton Booth, Esq; the Late Famous Tragedian. As the Same was Communicated to the Author by Mr. Alexander Small, Surgeon, who Open'd the Body in the Presence of Sir Hans Sloan