Ever since Sir Walter Raleigh's servant first saw his master smoking and poured a bucket of water over him to put out the fire, the habit of tobacco smoking has had enough metaphorical cold water poured over it to make Niagara Falls a mere brook by comparison. Among some recently discovered letters of John Adams,1second President of the United States, to Benjamin Waterhouse, then professor of physic at Harvard University, was one commending him for a pamphlet he had written on the harmful effects of tobacco. Mr. Adams confessed, however, that he had been using it himself for sixty years, but said, "I am unable to take into my mouth a morsel no larger than a Swan Shot without sensible and immediate injury. One quarter of the quantity I have used in some parts of my life, I fully believe would now kill me immediately." As he lived to