186 Comparative View of 



reasonable to expect the one to be changed as the other. The 

 structure of his mind appears to be different from that of the 

 white man ; nor can the two harmonise in their social rela- 

 tions except on the most limited scale. Every one knows, 

 however, that the mind expands by culture ; nor can we yet 

 tell how near the Indian would approach the Caucasian after 

 education had been bestowed on a single family through seve- 

 ral successive generations." P. 82.* 



The following are parts of Dr Morton's table of "mean re- 

 sults," given from his whole measurements. 



Bemarks. — " The barbarous nations possess a larger brain 

 by 54 cubic inches, than the Toltecans ; while, on the other 

 hand, the Toltecans possess a greater relative capacity of the 

 anterior chamber of the skull, in the proportion of 42.3 to 

 41.8. Again, the coronal region, though absolutely greater 

 in the barbarous tribes, is rather larger in proportion in the 

 demi-civilized tribes ; and the facial angle is much the same 

 in both, and may be assumed, for the race, at 75 degrees. 



" In conclusion, the author is of the opinion that the facts con- 

 tained in this work tend to sustain the following propositions : 



" 1*^, That the American race differs essentially from all 



* Dr Morton adds, that the Indians are extremely defective in compre- 

 hending every thing relating to numbers ; and we may remark, that Mr 

 Combe, in his lectures in New Haven, shewed the great deficiency of the 

 organ of number in their skulls. 



