122 THE COMMON SENSE OF THE MILK QUESTION 



of the practice of feeding milch cows upon distil- 

 lery refuse ? Hartley, with true scientific spirit, had 

 the milk of the cows fed on distillery grains ana- 

 lyzed and found that it was lacking in food value, and 

 then, for twenty-three long years, he waged war upon 

 the "swill milk," succeeding finally, in 1864. The 

 fight so well begun by Hartley was not maintained, 

 with the result that to-day, more than forty years after 

 Hartley's great victory, we are still grappling with the 

 same problem. And our great need is for Hartleys, 

 — for men with his courage, his intelligence, his 

 patience, and his enthusiasm. 



II 



Of all the diseases which afflict humanity, tubercu- 

 losis, suggestively named " The Great White Plague," 

 is the most fatal. It has been conservatively es- 

 timated that each year there are 1,095,000 deaths 

 from this disease throughout the world, representing 

 3000 each day, two for every minute.' In the 

 United States there are, according to Mr. Frederic 

 L. Hoffman, actuary of the Prudential Life Insurance 

 Company, 150,000 deaths annually, at an average 

 age of thirty-five years. Each of these deaths repre- 

 sents a loss of thirty-two years, so that the loss of life 

 measured in time units annually amounts to the start- 

 ling total of 4,800,000 years. In terms of earning 

 capacity the loss cannot be set down as less than 



