HISTORY OF THE ATOMIC THEORY. 263 



In Phillips 8 ''Annals of Philosophy r 

 On the Analysis of Atmospheric Air by Hydrogen. 

 Vol. X. N. S. 



In the ''Philosophical Transactions" 



On the Constitution of the Atmosphere. 1826. 

 On the Height of the Aurora Borealis. 1828. 

 Sequel to an Essay on the Constitution of the Atmosphere ; 

 with some Account of the Sulphurets of Lime. 1837. 



In the "Annales de Chimie" 



Sur 1* Hydrogene Phosphure. (Extract of a Letter ad- 

 dressed to the Royal Academy of Sciences.) Vol. VIL 1817. 



In a Separate Form, 1840. 



Essay on the Phosphates and Arseniates. 



On Microcosmic Salt. 



On the Mixture of Sulphate of Magnesia and the Diphos- 

 phate of Soda. 



Essay on the Quantity of Acids, Bases, and Water in the 

 different varieties of Salts ; with a New Method of Measuring 

 the Water of Crystallization as well as the Acids and Bases. 



On a New and Easy Method of Analyzing Sugar. 



His "Meteorology," 1793. 



"Grammar," 1801. 



"New System of Chemistry," Part 1, 1808— Part 2, 

 1810; Vol. IL, Part 1, 1827. 



A new edition of Vol. I., Part 1 , appeared in 1842, and a 

 new edition of his Meteorology in 1834. 



His many letters to periodicals in his youth need not be 

 specially enumerated. 



These labours did not pass unnoticed in this country, and 

 still less, I may say, in foreign countries. In 1816, the 

 French Academy elected him a Corresponding Member, 



