A continuation of the account of the nature, causes, symptoms and cure of the distempers that are incident to seafaring people. Illustrated with some remarkable instances of the sicknesses of the fleet during the last summer, historically related. To which is prefix’d, a essay concerning the quantity of blood that is to be evacuated in fevers. Being the third part of the work. By William Cockburn, of the College of Physicians, London; physician to the Blue Squadron of his Majesty’s fleet, and fellow of the Royal Society.