7° 



THE EVOLUTION OF DEATH 



200^ 



100% 



Years 1 2 3 i. 5 6 7 8 9 10 11 12 13 K 15 16 17 18 19 20 21 22 23 



Fig 33. — Curve of the yearly percentage increase in weight of girls. — Reckoned 

 from H. H. Donaldson's table. 



25 



30 



35 



30 



lb 



ZO 



15 

 10 



Fig. 34. — Curve of human growth in weight, with vertical lines to mark the dura- 

 tion of lo-per-cent. increases. 



