PROCEEDINGS 
OF THE 
“CAMBRIDGE PHILOSOPHICAL 
| SOCIETY — 
VOL XVIIL PART Iv. 
ee [MicHAELMAS TERM 1915.] 
Me Cambridge : 
AT THE UNIVERSITY PRESS | 
a6 AND SOLD BY 
ee "DEIGHTON, BELL & CO., LIMITED, 
< AND BOWES & BOWES, CAMBRIDGE. ~ 
: CAMBRIDGE UNIVERSITY PRESS, 
“6. ‘F, CLAY, MANAGER, FETTER LANE, LONDON, B.C. 
1916 ‘ 
Sib 
Price Two Shallings and Siapence Net 
age January 1916. 
