Physical enquiries : discovering the mode of translation in the constitutions of northern inhabitants, on going to, and for some time after arriving in southern climates ... an error ... in recommending vinegar to His Majesty's fleet in the West Indies, to prevent the epidemic fever ... and the barren state of useful physical knowledge, as well as the mercenary practice of physicians, by an impartial state of Dr. Ward's qualifications for the practice of physic ... illustrated with remarks upon a printed letter to a member of Parliament, signed Philanthropos /