174 Dynamic Evolution 



Of the 354 great men, the ages of whose 

 fathers were determined, it was possible to 

 classify 236 in one or the other of these 

 groups in accordance with what history stated 

 as their principal achievements. The result 

 of that classification is given in the following 

 table. 



Mental Aptitudes of 236 Great Men. 



Ages of Fathers. 

 Under 31 31-40 41S 5*+ Total 



Military 16 8 4 3 31 



Artistic II 36 25 9 8l 



Practical 6 27 33 10 76 



Philosophic 5 7 '5 ZI 48 



Totals 38 78 77 43 236 



