Jour. Sei. Coll.,Vol.X/XVII.,Art.1, Plate /I. 



Pia. I. ßreeuHA of st£/nuJi/s . 



BretuUA qf stimulwv. 



Fig. 3. 



Fig. 2. 



K. Fuji ; KesearoheB on the Eleotrio Disoharge of the Isolated Electric Organ of Astroje (Japanese Electric Ray) by Means of Oscillograph. 



