( 300 ) 
the same intercourse and support from my readers, by 
their orders for the Philosophical Magazine , — which will 
most conveniently be given to their own booksellers. 
1 
Communications may be addressed to the Editors of the 
Philosophical Magazine, Picket Place, Temple Bai’. • 
Xoudo/z, Dec. 31, 1813. 
L 
G. SiDWE-v, Piirittir, 
Northumberland Street, Strand* 
