

THE 



AMERICAN JOURNAL 



OF 



SCIENCE AND ARTS. 



CONDUCTED BY 



Professors B. SILLIMAN and B. SILLIMAN, Jr., 



AND 



JAMES D. DANA. 



SECOND SERIES. 



VOL. VIII.— NOVEMBER, 1849. 



NEW HAVEN: 



PRINTED FOR THE EDITORS BY B. L. HAMLEN, 



Printer to Yale College. 



Sold by L. W. Fitch, New Haven.— Uttlz & BROwv^and T. Wiley, Jr., Boston, 



C. S. 



Hart _ .,, «,„. _. 



side, Lon don.— Sector Bossange & Co., Paris.— Nestler & Melle, Hamburgh. 



L. W. Fitch, J*ew Haven.— little ck druw.>,wiu *. »* ilm, *>!., imwiwi.— 

 Francis & Co., George P. Putnam, and John Wiley, New lor*.— Carey & 

 \ Philadelphia.— T. Delf, Putnam's American Agency, 49 Bow Lane, Cheap- 







