iv CONTENTS. 



Page 

 Mr. J. J. Griffin's Arithmetical Analysis of mixed Salts of Po- 

 tassium and Sodium 132 



Mr. C. Binks on some of the Phsenomena and Laws of Action 

 of Voltaic Electricity, and on the construction of Voltaic 



Batteries, &c. (continued) 135 



Proceedings of the Royal Society 146 



Cause of the Circulation of the Chara 153 



Action of Plants on the Azote of the Atmosphere 154 



Proportions of Animal and Earthy Matter in Human Bones . . 155 

 On the Ammoniacal and other Basic Compounds of the Copper 



and Silver Families, by Professor Kane 156 



Meteorological Observations 159 



NUMBER LXXXL— SEPTEMBER. 



Prof. Schcenbein's Discussion of M. Fechner's Views of the 

 Theory of Galvanism, with reference, particularly, to a Cir- 

 cuit including Two Electrolytes, and to the relations of In- 

 active Iron 161 



Mr. C. Binks on some of the Phsenomena and Laws of Action 

 of Voltaic Electricity, and on the Construction of Voltaic 



Batteries, &c. (continued) 171 



Prof. J. D. Forbes's Researches on Heat. Third Series 180 



Mr. G. Gulliver's Researches on Suppuration 193 



Mr. J. J. Griffin's Instructions for the Qualitative Analysis of 



Soluble Salts 202 



G.T. H. Fechner's Justification of the Contact Theory of Gal- 

 vanism 205 



Mr. J. T. Graves on a new and general Solution of Cubic Equa- 

 tions 217 



Prof.T. Graham's Note on the Constitution of Salts 219 



New Books ; — A brief Account of the Life, Writings, and In- 

 ventions of Sir Samuel Morland, Master of Mechanics to 

 Charles the Second; — Rara Mathematica; or, a Collection 

 of Treatises on the Mathematics and subjects connected with 



them, from ancient inedited manuscripts. No. 1 221 



Proceedings of the Royal Society, British Association for the 



Advancement of Science, and Geological Society. . . . 222 — 225 

 The Swiss Association for the Advancement of Natural Science 233 

 Errors in the Nomenclature of certain Stars in Groombridge's 



Catalogue 233 



On the Chemical Reactions of Water by M. Kuhlman 234 



On Sugars, by M. Peligot 237 



Succisterin 238 



Meteorological Observations 239 



NUMBER LXXXIL— OCTOBER. 

 Prof. J. W. Draper's Remarks on the Constitution of the At- 

 mosphere 241 



