A] 30 <J 

 Publishing Committee. 



Prof. K. lYIitSlikliri, Ph. D., Rigakuhakushi, Director of the College 



(ex officio). 

 Prof. J. Sa k lirai, LL. D., Rigakuhakushi. 

 Prof. |. Ijima, Ph. D„ Rigakuhakushi. 

 Prof. F. Omori, Rigakuhakushi. 

 Prof. S. Watasé, Ph. D., Rigakuhakushi. 



NOTICE. 



Beginning with Vol. XVI., each article will have a paging of its 

 oion ; and the position of an article in a volume ivill be indicated by 

 the number placed at its head. 



It is hoped that this arrangement, lohich enables us to print papers 

 independently of one another, will ensure a more rapid publication of the 

 material than has been possible heretofore. 



All communications relating to this Journal should be addressed to the 

 Director of the College of Science. 



