^ W • f « 



PROCEEDINGS 



OF THE 



CAMBBIDGE PHILOSOPHICAL 

 SOCIETY. 



VOLUME xi r. 



October 27, 1902— May 16, 1904. 



dDamfmtrge : 



AT THE UNIVERSITY PRESS, 



AND SOLD BY 



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



C. J. CLAY AND SONS, AVE MARIA LANE, LONDON. 



1904 



