TRANSACTIONS 



., '-tiT THE 



CAMBRIDGE 



PHILOSOPHICAL SOCIETY. 



Volume VIII. Part II. 



CAMBRIDGE: 



PRINTED AT THE UNIVERSJTT PRESS; 



AlfD SOLD BT 



JOHN WILLIAM PARKER, WEST STRAND, LONDON; 



J. & J. J. DEIGHTON; AND T. STEVENSON, CAMBRIDGE. 



M.nocc.XLiv. 



