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THE 



AMERICAN JOURNAL 



OF 



SCIENCE AND ARTS. 



CONDUCTED BY 



PROFESSOR SILLIMAN 



AND 



BENJAMIN SILLIMAN, Jr. 



VOL. XLVI.— No. 1.— JANUARY, 1844. 



FOR OCTOBER, NOVEMBER, AND DECEMBER, 1843. 



NEW HAVEN: 



Sold by B. NOYES.— Boston, LITTLE & BROWN and W. H. S. JORDAN.— 

 mw York, WILEY & PUTNAM, C. S. FRANCIS & Co., and G. S. SILLI- 

 MAN— Philadelphia, CAREY & HART and J. S. LITTELL.— Baltimore, 

 Md., N. HICKMAN.— London, WILEY & PUTNAM.— Paris, HECTOR 

 BOSSANGE & Co.— Hamburgh, Messrs. NESTLER & MELLE. 



PRINTED BY B. L. HAMLEN. 



Published at New Haven, January 9, 1S44. 



