CONDUCTED BY = 
Dc teiccss B. SILLIMAN anp B. i one aa ine 
AND 
JAMES D. DANA. 
SECOND SERIES. 
No. 6.—NOVEMBER, 1846. 
Peeen es HS. Jonas, B eR | 
fork —Caney & F & Hart, Philadelphia _— 
¢, London.— Tor Bossaxcz & &Co., 
