*?e$ ^ 



1t*T$— 



PEOCEEDINGS 



2278 



OF THE 



CAMBRIDGE PHILOSOPHICAL 



SOCIETY. 



^%X 



( ■ A?R.$ 



VOL. XIII. PART VI. 



[Easter Term 1906.] 



AT THE UNIVERSITY PRESS, 



AND SOLD BY 



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



CAMBRIDGE UNIVERSITY PRESS WAREHOUSE, 

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



1906 



Price Tiuo Shillings and Sixpence. 

 5 November, 1906. 



