INFLUENCE OF AGE OF MOTHER. 



377 



W 



I/I 



3 



H 

 O 



% 

 O 



o 

 o 



i 



s 



w 

 a. 



O 

 H 



O 



g 



s 



OS 



o 

 u 



D 

 W 

 O 



z 



OS 



O 

 z 



1-4 



H 

 O 



Q 



EC, 



c 



