TERMS FOR ADVERTISING. 



Full Page, 

 Half Page, 

 Quarter Page, 

 Eighth Page, 



FiiSBC Wmm SMtLLS WftlWTi®. 



of 

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 lecies 



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^iljrarg of llj^ gtus^um 



OF 



COMPARATIYE ZOOLOGY, 



AT H.4RVARD COLLEGE, CAMBRIDGE, MASS. 

 jFountietr bjj pribate suliscrfption, fn 1861. 



Deposited by Louis Agassiz. 



same 

 e pur- 



hia. 



P ng the 



c. 

 A few copies of this rare and valuable work for sale b^' the (Joncnological 

 Section of the Academy of Natural Sciences. 



TO co^^Tc:E3:oLoa-ISTs. 



FOR SAL.E, a very large collection of BOOKS relating to Conchology ; 

 also several thousand named species of SHELLS. 



The above being duplicates, we are anxious to dispose of them at very low 



prices. For particulars, address 



E. J. NOLAN, M D., 

 Conservator of Conch. Sect. Acad. Nat. Sciences, 



Cor. Broad and Sansom Streets, Phila. 



