CONTENTS 



, Page 



Art. I. Biographical Memoir of M. Rene-Just Hauy. By 



Baron Cuvier, ... - 205 



II. On the most effective Employment of Steam-Power 

 in general, and more particularly in Mercantile Na^ 

 vigation. By Captain M*^Konochie, R. N. Com- 

 municated by the Author, - - - 231 



III. A Tour to the South of France and the Pyrenees, in 



the year 1825. By G. A. Walker Arnott, Esq. 

 F.L.S. &c. Continued from p. 325. of Vol. V. 250 



IV. Analysis of several species of the Zeolite Family, from 



Scottish Localities. By A. Connell, Esq. Com- 

 municated by the Author, - - - 262 

 V. On the Colouring of the Leaves in Autumn. By M. 



Macaire Prinsep, - - - - 270 



VI. On the Value of the Evidence from the Animal King- 

 dom, tending to prove that the Arctic Regions for- 

 merly enjoyed a milder Climate than at present. 

 By John Fleming, D. D. F. R, S. E. &c. Commu- 

 nicated by the Author, - - - 277 

 VII. On the Establishment of an Invalid Depot in the Hi- 

 malayah Mountains ; being an Extract from a Let- 

 ter addressed to Sir James M<^Grigor, Director-Ge- 

 neral of the Army Medical Department. By Dr 

 William Burke, Inspector-General of the Hospitals 

 of the King's Troops in India. Communicated by 

 Sir James M*^Grigor, - - - 287 

 VIII. Observations on the Natural History of the Chamceleo 

 vulgaris, or Common Chameleon. By Robert Spit- 

 tAL, Esq. Member of the Plinian Society, &c> Com- 

 municated by the Author, - «4fc^^^" - 29ft 



