408 Some Racial Peculiarities of the Negro Brain 
Brain WEIGHT. 
So many factors enter into brain weight that it is questionable whether 
discussion of the subject is profitable here. A few points will be touched 
on, however. The brain weight (Chart XI), actual or approximate, of 
seventy-nine Negro brains in the fresh state is given. The average for 
BRAIN WEIGHT 
CAUCASIAN 
NEGRO 
CHart XI.—Percentages of brain weight in the two races. 
fifty-one males is 1292 grams; the largest, 1560 grams; the smallest, 
1010 grams. The average for twenty-eight females is 1108 grams; the 
largest, 1320 grams; the smallest, 910 grams. The brain weight, actual 
or approximate, of forty-six Caucasian brains in the fresh state is given. 
The average for thirty-seven males is 1341 grams; the largest, 1555 
grams; the smallest, 1040 grams. The average for nine females is 1103 
