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THE 



AMERICAN JOURNAL 



OF 



SCIENCE AND ARTS, 



CONDUCTED BY 



BENJAMIN SILLIMAN, M. D. LL. D. 



Prof. Chem., Min., &c. in Yale Coll. ; Cor. Mem. Soc. Arts, Man. and Com. ; and 



For. Mem. Geol. Soc, London; Meui. Roy. Min. Soc, Dresden; Nat. Hist. 



Soc, Halle; Imp. Agric Soc, Moscow; Hon, Mem. Lin. Soc, Paris; 



Nat. Hist. Soc. Belfast, Ire.; Phil, and Lit. Soc. Bristol, Eng. ; 



Mem. of various Lit. and Scien. Soc in America. 



VOL. XXIV.— No. 1.— APRIL, 1833. 



FOR JANUARY, FEBRUARY, AND MARCH, 1833, 



NEW HAVEN: 



Publishe(l and Sol.l by HEZEKIAH HOWE & Co. and A. H. MALTBY. 

 Baltimore, E. .T. COALE & Co.— Philadelphia, E. LITTELL and CAREY & 

 HART— JVw York, G. & C. & IT. C\KVlLh.— Boston, HILLIARD, GRAY,' 

 LITTLE & WiLKlNS. 



PRINTED BY HEZEKIAH HOWE & CO. 



