PROCEEDINGS 



OF THE 



CAMBRIDGE PHILOSOPHICAL 

 SOCIETY. 



VOLUME VII. 

 October 28, 1889— May 30, 1892. 



QDambrfrge : 



PRINTED AT THE UNIVERSITY PRESS, 



AND SOLD BY 



DEIGHTON, BELL AND CO. AND MACMILLAN AND CO. CAMBRIDGE 

 BELL AND SONS, LONDON. 



1892 



