Publishing Committee. 



-+X>^r+- 



Prof. J. Sakurai, LL. D., Bigakuhakushi, Director of the College, (ex officio). 



Prof. /. Ijima, Ph. D., Bigakuhakushi. 



Prof. F. Omori, Bigakuhakushi. 



Prof. S. Watasé, Ph. D., Bigakuhakushi. 



NOTICE. 



In this Journal, each article has a paging of its own ; and the p>osition 

 of an article in a volume is indicated by the number placed at its head. 



It is hoped that this arrangement, ivhich enables us to print papers in- 

 dependently of one another, luill ensure a rapid 2>ubUcation of the material. 



All communications relating to this Journal should be addressed to the 

 Director of the College of Science 



