CONTENTS. v ^ 



NUMBER LXXII.— DECEMBER. 



Page 

 Biographical Account of Lord Woodhousclee. By the Rev. Archibald 



Alison, LL.B. F.R.S. Lond. and Edin 401 



Meteorological Observations made at and near Cork. By T. Holt, Esq.. . 43 1 



Meteorological Observations made at Montreal 432 



Some Additional Observations on the Weights of the Atoms of Chemical 



Bodies. By Thomas Thomson, M.D. F.R.S 436 



On the Action of Sulphurous Acid Gas on Sulphuretted Hydrogen Gas. 



By Thomas Thomson, M.D. F.R.S ° .44, 



On the Vis Viva. By Mr. John Dalton 444 



Analytical Account of the Philosophical Transactions of the Royal Society 



of London for 1818. Parti 44^ 



Proceedings of the Royal Society, Nov. 5, 12, and 19 451 



Black Lead-mine in GlenStrath-Farrar, &c 453 



Ranges of Hills of Iron Ore in Brazil ibU 



Chromate of Iron in the Fcroc Islands ib;,]. 



Account of some new Minerals. By Henry Heuland, Esq ibid. 



Curious Discovery that Spiders feed upon Sulphate of Zinc. 454 



Query respecting the Decay of Iron Rails 455 



Query respecting Wronski _ _ j^j 



Table for computing Heights by the Barometer. By Dr. Tiarks 45 (j 



On the supposed Meteorological Period of 18 Years 459 



Register of the Weather at New Malton, in Yorkshire ibid. 



Perquadrisulphate of Iron 4^ 



Plasticity of Clay ascribed to the Presence of Water '. 463 



Notice respecting the Discovery of Pearl Sinter. By Dr. Clarke ibid. 



On the improper Mode of managing Dung-hills in England. By Mr. 



Dinsdale 4fi4 



Royal Geological Society of Cornwall 465 



Northern Expedition > 4 g s 



Serpentine , ..ibid. 



Col. Beaufoy's Astronomical, Magnetical, and Meteorological Observa- 

 tions, for October 4 j- 



Mr. Howard's Meteorological Journal, Oct. 22 to Nov. 20 473 



Index 475 



