51 



CABINET CYCLOPAEDIA. 



CONDUCTED BY THE 



REV. DIONYSIUS LARDNER, LL.D. F.R.S. L.&E. 



M.R.I.A. F.R.A.S. F.L.S. F.Z.S. Hon. F.C.P.S. &c. &c. 



ASSISTED BY 

 EMINENT LITERARY AND SCIENTIFIC MEN. 



jframral m#t*vp. Division of m^ 

 ^xtional Library. 



A PRELIMINARY DISCOURSE 



THE STUDY OF NATURAL HISTORY. 



BY 



WILLIAM SWAINSON, ESQ. A.C.G. 



HONORARY MEMBER OF THE CAMBRIDGE PHILOSOPHICAL SOCIETY, 

 AND OF SEVERAL FOREIGN ACADEMIES. 



LONDON: 



PRINTED FOR 



LONGMAN, REES, ORME, BROWN, GREEN, & LONGMAN, 



PATERNOSTER-ROW ; 



AND JOHN TAYLOR, 



UPPER GOWER STREET. 



1834. 



