Publishing Committee. 



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Prof. J. Sakurai, LL. D., Rigakuhakushi, Director of the College, {ex ojfciö). 



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



Prof. F. Omori, Rigakuhakushi. 



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



All communications relating to this Journal should be addressed to the 

 Director of the College of Science. 



