JOURNAL 



OP 



NATURAL PHILOSOPHY, 

 CHEMISTRY, 



AND 



THE ARTS. 



VOL. XXXIV. 



Sllusttatett toftl) enjjmbtojj& 



BY WILLIAM NICHOLSON- 



LONDON: 



PRINTED BY G. SIDNEY, NORTHUMBERLAND-STREET STRAND, 



For W. Nicholson, No. 13, Bloomsbiiry Square; 



AND SOLD BY 



SHERWOOD, NEELEY, and JONES, Paternoster Row - 

 and all Booksellers. 



1813. 



