^ ''.-v-T^e v^^'^^ 



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; Mem. Roy. Min. Soc, Dresden; Nat. Hist. 



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



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



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



VOL. XXIIL— No. 3.— JANUARY, 1833. 



FOR OCTOBER, NOVEMBER, AND DECEMBER, 1833. 



NEW HAVEN: 



PubUshed and Sold by HEZEKIAII HOWE & Co. and A. H. MALTBY. 

 Baltimore, E. J. COALE & J. S. UTTELL.— Philadelphia, E. LITTELL and 

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