— 
THE 
PHILOSOPHICAL MAGAZINE: 
. COMPREHENDING 
THE VARIOUS BRANCHES OF SCIENCE, 
THE LIBERAL AND FINE ARTS, 
AGRICULTURE, MANUFACTURES, 
AND 
COMMERCE, 
re 
BY ALEXANDER TILLOCH, 
HONORARY MEMEER OF THE ROYAL IRISH ACADEMY, Xc. &c, &c. 
’ 
“© Nec aranearum sane textus ideo melior quia ex se fila gignunt, nec noster 
Vilior quia ex alienis libamus ut apes.” Just. Lips. Monit, Polit. lib. i. cap. 1. 
0 8 Rg 
VOL. XXVI. 
For OCTOBER, NOVEMBER, DECEMBER, 1806; 
and JANUARY 1807. 
eee 
ye oO ND oO N: 
Printed ly R. Taylor and Co:, 38, Shoe Lane, Fleet Street: 
And sold by Messrs. Ricuarpson; Caper and Davies; LoncMan, 
Hurst, Rees, and Orme; SymMonps; Murray; Hicurey; 
Vernorx and Hoop; Harpninc; London: Bery and 
Braprure, Edinburgh; Brasu and Rein, and 
D. Niven, Glasgow: and Gitpertr 
and Hopces, Dublin, 
