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EDINBURGH NEW 



PHILOSOPHICAL JOURNAL, 



EXHIBITING A VIEW OF THE 



PROGRESSIVE IMPROVMENTS AND DISCOVERIES 



IN THE 



SCIENCES AND THE/iI5MS^ 



CONDUCTED BY 



ROBERT JAMESO^^ 



RBGIUS PROFBSSOB OF NATURAL HISTORY, LKCTURER ON MINERALOGY, AND KKEPER OF 

 THE MUSEUM IN THE UNIVERSITY OF EDINBURGH ; 



Fellow of the Royal Society of London ; Fellow of the Royal, Antiquarian, and Wemerian 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 Geolc^ical Society of 

 Cornwall, and of the Cambridge Philosophical Society ; of the York, Bristol, Cambrian, Northern, 

 and Cork Institutions; of the Royal Society of Sciences of Denmark ; of the Royal Academy of 

 Sciences of Berlin ; of the Royal Academy of Naples ; of the Imperial Natural History Society 

 of Moscow ; of the Imperial Pharmaceutical Society of Petersburgh ; of the Natural History So- 

 ciety of Wetterau ; of the Mineralogical Society of Jena ; of the Royal Mineralogical Society of 

 Dresden ; of the Natural History Society of Paris ; of the Philomathic Society of Paris ; of the 

 Natural History Society of Calvados; 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 Philadel- 

 phia ; of the Lyceum of Natural History of New York, S^c. <S-c. 



APRIL. ..OCTOBER 1826. 



TO BE CONTINUED QUARTERLY. 



EDINBURGH : 



PRINTED FOR ADAM BLACK, NORTH BRIDGE, EDINBURGH ; 



AND LONGMAN, REES, ORME, BROWN, & GREEN, 



LONDON. 



1826. 



