CONTENTS OF N 54. New Series. 



LIX. On a Combination of Bicyanide of Mercury and Iodide of 

 Potassium. By JAMES APJOHN, M.D. Professor of Chemistry to 

 the Royal College of Surgeons in Ireland page 401 



LX. On Mr. Lindley's Statement respecting the Investigation of 

 the Structure of the OrcUdea. By J. E. B 403 



LXI. On the Calculation of the Orbits of Double Stars. By Pro- 

 fessor Encke. ( To be continued) 4Q5 



LXII. On the Odour exhaled from certain Organic Remains in 

 the Diluvium of the Arctic Circle, as confirmatory of Dr. Buckland's 

 Opinion of a sudden Change of Climate at the Period of Destruction 

 of the Animals to which they belonged ; and on the Probability that 

 one of the Fossil Bones, brought from Eschscholtz Bay, by Captain 

 Beechey, belonged to a Species of Megatherium. By*E. W. BRAY- 

 LEY, Jun., A.L.S., Teacher of the Physical Sciences in the Schools 



qfHazeIwood and Bruce Castle 



411 



LXIII. Observations relative to the Origin and History of the 

 Bushmen. By ANDREW SMITH, M.D. M.W.S. &c 419 



LXIV. Theory of the Telescopic Level. By JOHN NIXON, Esq. 

 ( To be continued) ^^ 



LXV. Notices respecting New Books : Phillips's Illustrations of 

 the Geology of Yorkshire 4 2 



LXVI. Proceedings of Learned Societies : Royal Society; Geo- 

 logical Society; Zoological Society; Linnaean Society; Friday- 

 Evening Proceedings of the Royal Institution of Great' Britain ; 

 Cambridge Philosophical Society 441-463 



LXVII. Intelligence and Miscellaneous Articles : Mr. Galbraith 

 on an Omission in his Paper on North Polar Distances; Lunar Oc- 

 cultations of Planets and Fixed Stars by the Moon, in June 1831 ; 

 Meteorological Observations for April 1831 ; Index 463-472 



it is requested that all Commm, this Work may be addressed 

 post paid, to the Care of Mr. l< ,tmg Office, Red Lion Court, 

 Meet btreet, London; where con of the Old Series of the Phi- 

 losophical Magazine may be had at ha original price. 



