Publishing Committee, 



Prof. K. Yamagawa, Ph. B., Rigakuhakiishi, Direetor of the College (ex. officio). 



Prof. E. Divers, M. D., F. R. S., etc. 



Prof. B. Koto, Ph. D., Rigakuhakushi, etc. 



Prof. I. Ijima, Ph. D., Rigakuhakushi, etc. 



27%i 



Ail Communications relating fco this Jonmal should he addressed fco fch 

 Director of the College of Science. 



