396 Index. 



Prichard, James Cowles, M.D., F.R.S., his anniversary address for 



1848 to the Ethnological Society of London, 53. 

 Purifying liquids by Galvanism, 185. 



Radiating power of substances, 185. 



Ruxton, Lieut. G. A. F., Esq., his obituary, 197. 



Sea-margins, ancient, observations on, by J. D. Dana, Esq., and 



Robert Chambers, Esq., 205. 

 Simpson, Dr J. Y., on the effects of chloroform on man and the lower 



animals, 385. 

 Skene, Henry, Esq., his account of the Albanians, 307. 

 Smoothed rock-surfaces of the porphyritic hills of Hohburg, near 



Wurzen, by Professor Naumann, 161. 

 Stanger, Dr and Surveyor-General, South Africa, on Port-Natal as 



a very desirable locality for British emigrants, 388. 

 Steam, its decomposing power on various substances, and on the 



manufacture of sulphate and muriate of potash, 95. 

 Steel, on the chemical character of, by Mr Nasmyth, 187. 

 Studer, Professor, his geological observations made in Scotland, 166. 



Tarnaway Forest in the Highlands of Scotland, its characteristic 

 features, 191. 



Tea, Indian, sale of, at Kumaon, 188. 



Tides, as illustrative of geological phenomena, 221. 



Trap-rocks, their relations with ores of copper, particularly consi- 

 dered, 298. 



Trevelyan, Sir W. C, on marks of glacial action in Ireland, 377. — 

 On the supposed boring powers of the Echinus lividus, 386. 



Turnip leaves, their constituent parts, 186. 



"Volcanic interferences, on, by Rev. D. Williams, A.M., 361. 



Wernerian Natural History Society, proceedings of, 371. 

 Wilson, George, M.D., Lecturer on Chenii§t*yp^--liis early history 

 of the air-pump in England, 330, "'^ ' *^^ 



END OF VOLUME FORTY 



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