IV CONTENTS OF VOL. XXVIII. — THIRD SERIES. 



Page 



Mr. G. G. Stokes on Fresnel's Theory of the Aberration of 



Light 76 



Mr. E. Wilson's Observations on the Development and Growth 



of the Epidermis 82 



The Rev. J. Challis on the Aberration of Light, in Reply to 



Mr. Stokes 90 



Dr. A. Waller's Observations on certain Molecular Actions of 

 Crystalline Particles, &c. ; and on the Cause of the Fixation 

 of Mercurial Vapours in the Daguerreotype Process (with a 



Plate) 94 



Note to Mr. Hennessy's Paper on the Connexion between the 

 Rotation of the Earth and the Geological Changes of its Sur- 

 face 106 



The Rev. W. V. Harcourt's Letter to Henry Lord Brougham, 

 F.R.S. &c, containing Remarks on certain Statements in 



his Lives of Black, Watt, and Cavendish 106 



Mr. J. Cockle on a Proposition relating to the Theory of Equa- 

 tions 132 



Mr. R. Moon on Fresnel's Theory of Double Refraction .... 134 

 Mr. R. Moon's Reply to some Remarks contained in Prof. 

 Young's recent paper '* On the Evaluation of the Sums of 



Neutral Series " 136 



Jesuiticus's Remarks on a Paper by Mr. Moon on Fresnel's 



Theory of Double Refraction 144 



The Editor's Observations on the subject of the preceding Com- 

 munications , 146 



Proceedings of the Royal Society 147 



Analysis of a Substance occurring with Disthene, by M. A. De- 



lesse .... 150 



Hydrated Silicate of Magnesia, by M. A. Delesse 152 



Analysis of the Elie Pyrope or Garnet, by Prof. Connell. 152 



Analysis of Meteoric Iron from Burlington, Ostego County, New 



York, by Mr. C. H. Rockwell 154 



Preparation of Chloro-acetic Acid 154 



Composition of Phosphate of Ammonia and Magnesia 155 



Composition of Common Phosphate of Soda 155 



On several New Series of Double Oxalates, by M. Rees Heece 156 

 Reaction for the Discovery of Sulphurous Acid, by M. Heintz. . 157 



Analysis of the Molares of a Fossil Rhinoceros 158 



Experiments on the Yolk of Eggs, by M. Gobley 158 



Meteorological Observations for December 1845 159 



Table 160 



NUMBER CLXXXVI.— MARCH. 



M. C. Langberg on the Determination of the Temperature and 

 Conducting Power of Solid Bodies 161 



