WEIGHT INCREASE AND INCREASE IN STATURE. 69 



that group, the relative weight of which decreases with 

 age, nevertheless the variations observed in them are 

 significant. 



TABLE 6. 1 SHOWING THE ABSOLUTE INCREASE, PERCENTAGE 

 INCREASE, AND PERCENTAGE OF THE BODY-WEIGHT, OF 

 THE PRINCIPAL VISCERA OF MAN BETWEEN BIRTH AND 

 THE AGE OF TWENTY- FIVE YEARS MALES. (H. Vierordt^) 



MALES. 

 (i) Weight of the several organs in grammes. 



T?I^U-P T ,7Tr BODY- 



AGE. BRAIN. HEART, y LIVER. KIDNEYS. SPLEEN. WEIGHT 



LUNG. LUNG. IN K|LQS 



(2) Amount of increase , weight at birth being taken as unify. 



2 5 , 376 1274 16-97 20-14 12-8 13-12 15-38 21 

 (3) Percentage value of the total body-weight at the ages given. 



0-23 



0-36 



0-31 



0-25 



1 Tables 6, 7 have been modified by omitting decimals. Professor 

 Vierordt has informed me that in his paper of 1890 an error was 

 made in quoting the figures of Quetelet for the body-weight. 

 These tables here given contain the proper figures for body- 

 weight, and have otherwise been corrected in so far as this change 

 made revision necessary. 



