THE 
EDINBURGH 
PHILOSOPHICAL JOURNAL, 
EXHIBITING A VIEW OF 
THE PROGRESS OF DISCOVERY IN NATURAL PHILOSOPHY, 
CHEMISTRY, NATURAL HISTORY, COMPARATIVE ANATOMY, 
PRACTICAL MECHANICS, GEOGRAPHY, NAVIGATION, 
STATISTICS, AND THE FINE AND USEFUL ARTS, 
FROM 
APRIL 1 . to OCTOBER 
CONDUCTED BY 
ROBERT JAMESON, 
REGIUS PROFESSOR OF NATURAL HISTORY, LECTURER ON MINERALOGY, AND 
KEEPER OF THE MUSEUM IN THE UNIVERSITY OF EDINBURGH ; 
Fellow of the Royal, Antiquarian, and W ernerian Societies of Edinburgh ; 
Honorary Member of the Royal Irish Academy, and of the Royal Dublin 
Society ; Fellow of the Linnean and Geological Societies of London ; of 
the Royal Geological Society of Cornwall^ and of the Cambridge Philo- 
sophical Society; of the York, Bristol, Cambrian, and Cork Institutions; 
of the Royal Society of Sciences of Denmark ; of the Royal Academy of 
Sciences of Berlin ; ot the Royal Academy of Naples ; of the Imperial 
Natural History Society of Moscow ; of the Imperial Pharmaceutical 
Society of Petersburg!! ; of the Natural History Society of Wetterau ; 
of the Mineralogical Society of Jena ; of the Royal Mineralogical Society 
of Dresden ; of the Senkenberg Society of Natural History ; Honorary 
Member of the literary and Philosophical Society of New York ; of the 
New York Historical Society; of the American Antiquarian Society; of 
the Academy of Natural Sciences of Philadelphia, &c. 
TO BE CONTINUED QUARTERLY . 
VOL. XI. 
EDINBURGH : 
PRINTED FOR ARCHIBALD CONSTABLE & CO. EDINBURGH; 
AND HURST, ROBINSON & CO, LOxNDON. 
1824. 
