Vi TABLE OP CONTENTS. 



Public Lectures 235 



Vinegar from Wood 236 



Matrix of the Diamond ibid. 



Carbonate of Iron 237 



Peroxide of Lead 23S 



Subsulphate of Alumina ibid. 



Scientific Books in hand. ibid. 



Meteorological Journal, July 20 to Aug. 18 239 



NUMBER X.— OCTOBER. 



Biographical Account of Sir Isaac Newton 242 



Mineralogical Observations on Cornwall. By Dr. Thomson. . 247 



On the Nature of Muriatic Acid. By Dr. Berzelius 254 



Account of the Biddery Ware in India. By Dr. Heyne .... 260 

 On a Chemical Knowledge of Manganese. By Dr. John, con- 

 tinued 263 



Experiments on the Nature of Azote, of Hydrogen, and of 

 Ammonia, and on the Degrees of Oxidation of which Azote 



is susceptible. By Dr. Berzelius '. 276 



Account of the Explosion in the Collingwood Main Colliery. . 284 

 Manner of separating the Oxide of Iron from the Oxide of 



Manganese. By M. Bucholz 287 



On the Specific Heat of the Gases. By MM. Delaroche and 



Berard, continued 289 



On the Daltonian Theory of Definite Proportions in Chemical 



Combinations. By Dr. Thomson, continued 298 



Magnetical Observations. By Col. Beaufoy 301 



Proceedings of the French Institute : 



Botany, Zoology, and Animal Physiology 303 



Public Lectures 311 



New Example of Combustion during Combination 312 



Camphoric Acid 313 



Accident to the Church Steeple at Greenwich ibid. 



On Ulmin. By Dr. Berzelius 314 



On the Oxides of Gold. By the same ibid. 



Alcohol of Sulphur, prepared by Mr. Allen 315 



Chinese Gong ibid. 



Letter from Dr. Wollaston 316 



New Patents ibid. 



Scientific Books in hand 318 



Meteorological Journal, Aug. 19 to Sept. 16 319 



NUMBER XI.— NOVEMBER. 

 Biographical Account of Sir Isaac Newton, continued 321 



