STUDY OF BRAINS OE SIX EMINENT SCIENTISTS AND SCHOLARS. 



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struction must be one of the most elaborate and efficient kind possible. A Swiss 

 watch of fine construction is a more reliable timepiece than a cheap and hastily man- 

 ufactured alarm-clock. In like manner the expert anatomist discerns the differences 



Fig. 9. a. Brain of Siljestrora, physicist and pedagog, also mathematician (after Retzins). h. Brain of "Sartjee " 

 or " Hottentot Venus " (after Gratiolet and BischoS. o. Brain of orang-ontang "Rajah" (drawn by the author from 

 specimen received from Dr. Harlow Brooks). 



between the simply constructed brains of lower forms and the complex thought- 

 apparatus of man, and even within our own species demonstrable differences in the 

 elaboration of cerebral architecture have been determined. For example, the more 

 numerous, sinuous and ramified the cerebral fissures are, the greater is the degree of 



