SCIENCE AND ARTS. 
CONDUCTED BY 
'. PROFESSOR SILLIMAN 
AND 
BENJAMIN SILLIMAN, Jr. 
VOL. XLIX.—No. 1—JULY, 1845. 
FOR APRIL, MAY, AND JUNE, 1845, t 
* 
WITH ONE PLATE. 
NEW HAVEN: 
Sold i H. DAY. oF LITTLE & BROWN and W.H.S. JORDAN.— |@ 
New York, WILEY & PUTNAM, and C. S. FRANCIS & Co. —Philadelphia, 
CAREY & HART, and J. S. LITTELL.— Baltimore, Md., N. HICKMAN.— 
London, WILEY & PUTNAM.—Paris, HECTOR BOSSANGE & Co.— 
Hamburgh, Messrs. NESTLER & pre 
