THE LAW OF POPULATION 



157 



In his Social Evolution, Appendix I., Mr. Kidd, who, 

 whenever he treats of population, shows himself 

 unacquainted with its governing principles, has 

 nevertheless a useful table referring to England, which 

 shows the proportional number of marriages made at 

 various ages by different classes, from which I have 

 drawn up the following table. 



Out of every 1000 males of each class who marry, 

 the proportional number marrying in each of three 

 periods is given, as follows : 



