An Oration. Delivered before the American Philosophical Society,

Rush (Benjamin) An Oration. Delivered before the American Philosophical Society, Held in Philadelphia on the 27th of February, 1786; containing an Enquiry into the Influence of Physical Causes upon the Moral Faculty. The second edition. Philadelphia, printed: London, reprinted; for C. Dilly, 1786, Dedicated to Franklin. "It is perhaps only because the disorders of the moral faculty, have not been traced to a connection with physical causes, that medical writers haveneglected to give them a place in their systems of nosology.'The Physical Causes include Climate, Diet,Certain Drinks, Extreme Hunger, Idleness, Bodily Pain, Cleanliness, Solitude, &c.