CONTENTS. v> 



JULY, 1807. 



Supplementary Number to Vol. XVL 



Engravings of the following Objects; 1. and 2. Apparatus of M. Thillaye Plate! 

 for the Carbonization of Turf. 3. Mr. Tatum's Apparatus for ascertaining 

 the Increase of Temperature by the Galvanic Action. 



I. Facts toward a History of Prussiates. By Mr. Proust - Page 89 



II. A Table of the Growth of Trees in the Botanic Garden at Calcutta. By 

 Dr. Win. Roxburgh - - - - 110 



III. Extract from a Dissertation on Coffee, its History, Properties, and the 

 Mode of obtaining from it the most pleasant, wholesome, and economical 

 Beverage. By Antony Alexis Cadet de Vaux, Member of various Acade- 

 mies: with its Analysis, by Charles Lewis Cadet, Apothecary in ordinary to 

 his Majesty the Emperor, Professor of Chemistry, &c. - 113 



IV. Account of the Existence of Platina in the Silver Mines of Guadalcanal, 

 in the Province of Estremadura. By M. Vauquelin - 128 



V. Carbonization of Turf, or Process by which all possible advantage may be 

 derived from Products hitherto neglected in that Operation, executed in the 

 Year of the Republic 11. By Antony Thillaye-Platel, House Apothecary at 

 the Hotel-Dieu at Paris. - - - - 131 



VI. Method of curing Damp Walls, by the Application of a Composition newly 

 invented by Mr. Charles Wilson, of Worcester Street, near Union Hall, in 

 the Borough - - - - - 141 



VII. Experiments on the Effects produced by a High Temperature on the Ani- 

 mal Economy. By F. F. Delaroche, of Geneva - 142 



VIII. On the Increase of Temperature produced by the Galvanic Action. By 

 Mr. John Tatum, Jun. - - 149 



Scientific News.— On the Tempest of Feb. 18, which produced many dreadful 

 Accidents in the Channel - - « - 152 



JULY, 



