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^-.^ 



PROCEEDINGS 



OF THE 



CAMBRIDGE PHILOSOPHICAL 

 SOCIETY 



VOL. XIX. PART V. 



[Michaelmas Term 1918 and Lent Term 1919.] 



TfiSTi 



m 



NOV 2 01946 ^J] 



AT THE UNIVERSITY PRESS 



AND SOLD BY 



DEIGHTON, BELL & CO., LIMITED, 



AND BOWES & BOWES, CAMBRIDGE. 



CAMBRIDGE UNIVERSITY PRESS, 



C. F. CLAY, MANAGER, FETTER LANE, LONDON, E.G. 4 



1919 

 Price Three Shillings net 



April 1919. 



