KINDS OF OLFACTORY SENSATI0II8 451 



classification, however, as many odors are agreeable to some 

 persons and intensely disagreeable to others. It has not yet 

 been determined whether there are, as in taste, fimdamental or 

 primary odors out of which others are compounded, but it seems 

 reasonable to suppose that such is the case, and that special fibers 

 convey special kinds of odor impulses. 



