CONTENTS OF VOL. XIV. 



NUMBER LXXXV.— JANUARY, 1839. 



Page 

 Dr. E. Turner's Chemical Examination of the Fire damp from 



the Coal Mines near Newcastle 1 



Col. R. Wright's Meteorological Observations during a Resi- 

 dence in Colombia between the Years 1820 and 1830 10 



Mr. H. F. Talbot on Analytic Crystals 19 



On certain Conditions under which Light is received from the 



Heavenly Bodies, and on the Importance of investigating them 21 

 Mr. G. A. Prinsep on a remarkable Heat observed in Masses of 



Brine Jicpt for some time in large Reservoirs 26 



Sir J. F. W. Herschel's Notice of a Chemical Examination of a 

 Specimen of Native Iron, from the East Bank of the Great 



Fish River, in South Africa 32 



Dr. Faraday's Supplementary Note to Experimental Researches 



in Electricity. Eleventh Series 34 



Mr. Ivory on the Equihbrium of Fluids, occasioned by an 

 Article of Professor Sylvester on Fluids, published in this 



Journal for December 1838 37 



Mr. W. R. Birt's Observations on Shooting Stars made on the 



Night of November 12 to 13, 1838, at Whitechapel, London S9 

 Prof. Schoenbein on the Voltaic Polarization of certain Solid 



and Fluid Substances 43 



Mr. R. Phillips on the Formulae representing Chabasie, in a 



Letter to Professor Johnston 46 



Note by Professor J.J. Sylvester on his former Paper inserted 



in the London and Edinburgh Phil. Mag. for December 1838 47 

 Proceedings of the Geological Society, Royal Society, and 



Astronomical Society 48 — 72 



Silicates of Soda 72 



Respiration of Plants 73 



Valerianic iEther, by MM. Grote and Otto 74 



Action of Sulphate of Ammonia on Glass, by M. Marchand . . 75 



Aconitic Acid 76 



Separation of Copper from Arsenic 78 



On a Method of distinguishing Strontian from Barytes and 



Lime, by Henry Rose 78 



British Association for the Advancement of Science : Instru- 

 ments for the Alleviation of Deafness 79 



Meteorological Observations for November 1838 79 



Meteorological Observations made at the Apartments of the 

 Royal Society by the Assistant Secretary, Mr. Roberton ; 

 by Mr. Thomj)son at the Gardens of the Horticultural Society 

 at Chiswick, near London ; by Mr. Veall at Boston ; and by 



Mr. Dunbar at Applegarth Manse, ]3umfries-shirc 80 



a 2 



