THE 
AMERICAN JOURNAL: ’ 
OF 
SCIENCE AND ARTS. 
CONDUCTED BY 
BENJAMIN SILLIMAN, M.D. LL. D. 
Prof. Chem., Min., &c. in Yale Coll.; Cor. Mem. Soc. Aris, Mar. and Com.; and 
For. Mem. Geol. Soc., London; Mem. Geol. Soc., Paris; Mem. Roy. Min. Soc., 
Dresden; Nat. Hist. Soc., Halle; Imp. Agric. Soc., Moscow; Hon. Mem. 
Lin. Soc., Paris; Nat. Hist. Soc. Belfast, Ire.; Phil. and Lit. Soc. 
Bristol, Eng ; Hon. Mem. Roy. Sussex Fist. tee Eng.; 
Lit. and Hist. tise. -» QueLec; Mem 
it. and Scien. Soc. in Katies’ 
VOL. XXXII.—JULY, 1837. 
NEW HAVEN: 
Sold by A. H. MALTBY and HERRICK & NOYES.—Baltimore, 1. SMITH 
HOMANS, (late E. J. Coane & Co.)—Philadelphia, CAREY & HART and 
J. S. LITTELL.—Wew Fork, G. & C. CARVILL & Co., Ne. 73 Cedar a and 
G. 8. SILLIMAN, No. 45 William St—Boston, HILLIARD, GRAY 
PRINTED BY B. L. HAMLEN. 
