TRANSACTIONS 



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iRl. 





CAMBRIDGE 



PHILOSOPHICAL SOCIETY. 



VOLUME X. PART I. 



CAMBRIDGE: 



PRINTED BY C. J. CLAY, M. A. AT THE UNIVERSITY PRESS ; 



AND SOLD BY 



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

 BELL AND DALDY, LONDON. 



M. DOCC. Lvni. 



