Wot 5 JANUARY, 1846. Sa” Ne 
Published the first day of every second month, price 87% cis. 
THE 
AMERICAN JOURNAL 
SCIENCE AND ARTS. 
CONDUCTED BY 
PROFESSOR SILLIMAN, B. SILLIMAN, Jz. 
AND 
JAMES D. DANA. 
SECOND SERIES. 
No. I.—JANUARY, 1846. 
WITH TWO PLATES. 
NEW HAVEN: 
PRINTED FOR TRE EDITORS BY BE. I. HAMLEN, 
Printer to Yale College, 
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