TABLE OF CONTENTS. 



NUMBER I.— JULY. 



Page 



On the Physiology of the Egg. By John Ayrton Paris, MD. (concluded?) 1 



On the Composition of Prussiates. By Prof. Berzelius (concluded) 7 



On an Alkalimeterand Acidimeter. By Dr. Ure 15 



On the Finite Values of Circulating Decimals. By Mr. James Adams . . 16 



Reply to Dr. Hope. By Mr. Phillips lg 



Extract of a Memoir on the Influence of the Nervous System on Animal 



Heat. By Dr. Chossat 37 



Reply to Mr. Low on Oil and Coal Gas. By M. Ricardo, Esq 44 



Extract from " Recent Determination of the Proportions of Water, and 

 of the Density of some Elastic Fluids." By MM. Berzelius and 



Dulong 48 



Tables of Temperature, and on the Causes of Calorific Capacity, Latent 



Heat, &c. By John Herapath, Esq 43 



On Arragonite. By Dr. Clarke 57 



On the Carburet of Nickel. By Mr. W. Ross 62 



Analytical and Critical Account of Dr. Macculloch's Geological Classifica- 

 tion of Rocks, &c 64 



Capt. Parry's Journal of a Voyage for 



the Discovery of a North-west Passage, performed in 18 1Q, 1820 66 



Proceedings of the Royal Society, May 31, June 7, and 21 73 



Geological Society, May 16 74 



Succinic Acid 76 



Effects of Copper on Vegetation 77 



Ignition occasioned by Sulphuric Acid and Barytes 77 



New Scientific Books 77 



New Patents 78 



Mr. Howard's Meteorological Journal for May 79 



NUMBER II.— AUGUST. 



On the Magnetic" Phenomena produced by Electricity. By Sir Humphry 

 Davy, Bart 81 



Tables of Temperature, and on the Causes of Calorific Capacity, Latent 



Heat, &c. By John Herapath, Esq. (continued) 89 



On Two New Compounds of Chlorine and Carbon, and on a new Coin- 



