THE BLOOD. 239 



He believes the seat of this iron to be in the coloring matter 

 of the blood, as neither the serum nor fibrine appeared to con- 

 tain it. According to his calculation, the blood of a healthy- 

 man contains more than two ounces of iron. 



This doctrine of Menghini has been very generally admitted ; 

 and by several chemists of the first character, namely, Bucquet, 

 Fourcroy, Vauquelin, Stc. 



