THE 
EDINBURGH 
# (• 
PHILOSOPHICAL JOURNAL, 
EXHIBITING A VIEW OF 
THE PROGBESS OF DISCOVERY IN NATURAL PHILOSOPHY^ 
CHEMISTRY, NATURAL HISTORY, PRACTICAL MECHANICS, 
GEOGRAPHY, NAVIGATION, STATISTICS, AND THE FINE 
AND USEFUL ARTS, 
) 
FROM 
APRIL 1. TO OCTOBER 1. 18^. 
CONDUCTED BY 
Dr BREWSTER and Professor JAMESON; 
TO BE CONTINUED QUARTERLY, 
\ 
VOL. VII. 
EDINBURGH : 
PRINTED FOR ARCHIBALD CONSTABLE AND CO. EDINBURGH; 
AND HURST, ROBINSON & CO. LONDON. 
