29(3 tobacco. 



observations. I have no doubt that smoking in- 

 terferes with the proper development both of the 

 physical and mental powers of the young and that 

 it injuriously disturbs the same powers in persons 

 of mature age." 



Dr. Jay W. Seaver, Yale University, May 26, 

 1891: "The evidence regarding the influence of 

 tobacco on physical growth is, I believe, incontro- 

 vertible, and seriously against the tobacco user. 

 I continually have advised against its use both as 

 a teacher and physician, and I now feel as though 

 I had an argument that was conclusive and scien- 

 tific, and that would appeal to growing boys. This 

 matter has long been recognized by athletes, and 

 met in a practical way by absolutely forbidding 

 tobacco to persons in training." 



Prof. Edward Hitchcock, Amherst College, Sep- 

 tember 20, 1892 : "I send a scrap on the tobacco 

 question : " " The matter of tobacco smoking as an 

 influence upon the physical development of Am- 

 herst students has been studied in the history of 

 the class of '91. Of this class, 71 per cent, have 

 increased in their measurements and tests during 

 their whole course, while 29 per cent, have re- 

 mained stationary or have fallen off. In separa- 

 ting the smokers from the non-smokers, it appears 

 that in the item of weight the non-smokers have 

 increased 24 per cent, more than the smokers ; 

 in height they have surpassed them 37 per cent., 

 and in chest girth 42 per cent. And in lung capac- 



