/^ 



»asps*»«* 



^ •+• *tr flfr sg ^ 5£ 



THE 



JOURNAL 



OF THE 



COLLEGE OF SCIENCE, 



IMPERIAL UNIVERSITY OF TOKYO, 

 JAJPA.HST. 



VOL. XVII., PART 3. 



« îîc * @3 * ^ fl) ft 



PUBLISHED BY THE UNIVERSITY. 



TOKYO, JAPAN. 



1902. 

 MEIJI XXXV. 



