NLM Digital Collections

A reply to Dr. Haygarth's "Letter to Dr. Percival, on infectious fevers": and his "Address to the College of Physicians at Philadelphia, on the prevention of the American pestilence," exposing the medical, philosophical, and literary errors of that author, and vindicating the right which the faculty of the United States have to think and decide for themselves, respecting the diseases of their own country, uninfluenced by the notions of the physicians of Europe