iv CONTENTS. 
XXXIII, A Sketch of Japanese National Development, more especi- 
ally with reference to Education. By Baron Kikuchi, 
M.A., D.Sc., LL.D., Emeritus Professor of Mathematics 
in the Imperial University of Japan (ex-Minister of 
Education, and formerly President of the Imperial 
University), 
{Issued separately October 5 , 1907 .) 
XXXIV. The Variation of Youngs Modulus under an Electric 
Current. By Henry Walker, M.A., B.Sc. {Communi- 
cated by Professor J. G. MacGregor, F.R.S.), . 
{Issued separately October 7 , 1907 .) 
XXXV. On the Periods of the Elliptic Functions of Weierstrass. 
By R. T. A. Innes, Director of the Government Ob- 
servatory, Johannesburg, F.R.A.S., 
{Issued separately October 7 , 1907 .) 
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