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Philosophical Magazine and the Annals of Phi- 

 losophy. In the former, he published in May, 

 1817, his " Description of an Instrument by 

 " which the moon's distance from the sun or 

 " a fixed star may be cleared from the effect 

 " of Refraction and Parallax; also of a new 

 " Reflecting Goniometer;" in February, 1827, 

 4< a new method of bleaching and preparing 

 " Flax ;" in February and May, in the same 

 year, " on Capillary Attraction ;" and in June 

 following, " on the Physical Construction of 

 " Solids and Liquids." To the latter he contri- 

 buted, in June, 1817, an Essay " on the 

 " Chemical Phenomena of Heat," wherein he 

 exhibited an Outline of the Mathematical Prin- 

 ciples of Chemical Philosophy ; and from 

 August, 1820, to June, 1827 inclusive, he pur- 

 sued this subject in the same work, in various 

 papers " on the general Principles of Attraction 

 " and Caloric," u on the attraction of Cohe- 

 " sion," u on Caloric and Attraction," " on 

 <; the Radiation of Heat and Chrystallization," 

 " on the construction of Liquids and Gases/' 

 " on the Expansion of Liquids," " on Electri- 

 " cai Relations," " oh the Theory of Combus- 

 " tion," " on Gaseous Bodies," and " New 

 " Phenomena of Capillary Attraction, with 

 " Formulse for computing its effects." In the 

 same journal for September, 1824, appeared 



