616 



Index to Vol. IV. 



[Oct., 



Steel, new Uses of, 403= 



and Iron from Cinder Pigs, 428. 



Stephens, Prof. J. E., Runic Monu- 

 ments of Scandinavia and England, 

 373. 



Stewart, Balfour, LL.D., &c., Ele- 

 mentary Treatise on Heat, 281. 



Dr. A. P., Medical and Legal 



Aspects of Sanitary Reform, 597. 



Stone, Artificial, 531. 



Stone, Mr.. Error in Leverrier"s Deter- 

 mination of the Solar Parallax, 381. 



Probable Dimensions of Seventy- 

 one Asteroids, 521. 



Stoney, Mr., on the Connection between 

 Comets and Meteors, 524. 



Sun Spots, Observations on, 523. 



Spectroscopic Observations of, 230. 



Sulphurous Acid, Easy Mode of Pre- 

 paring, 395, 



T, 



Tannin, Estimation of, 99, 242. 



Tarra Hill, the Obelisk on, 375. 



Tate, Mr., on some Secondary Fossils 

 from South Africa, 538. 



Telegraph, the Atlantic, 287. 



Lines, Progress of, 403. 



Telegraphic Communication in India,32. 

 Thermometer, 565. 



Temperature, Changes in, produced by 

 Mixture of different Liquids, 278. 



Terebratulse, relative Size of, 557. 



Thullium, Action of Ozone on Protoxide 

 of, 552. 



Electric Position of, 437. 



and Magnesium, Alloys of, 431. 



Thermometer, Effect of Vapour of Mer- 

 cury in depressing the Column of, 90. 



Thermometers. Standard, 281. 



Thesaurus Siluricus, 409. 



Thomson, Sir W,, Address, Section A., 

 British Association, 562. 



New Electrical Machine, 563. 



TffrB\AM, Dr., on Barrows and Skulls, 

 518. 



Tisley, Mr., a New Magneto-Electric 

 Machine. 436. 



Toluol, Synthesis of, 392. 



Trachea? of Insects, Occluding Appa- 

 ratus in the, 556. 



Transit, Means of, in India, 22. 



Trees, Effect of Cold on Growth of, 234. 



Vegetable World, the, 176. 

 Ventilation of Coal-mines, Machines for 



the, 190. 

 Voelceer, Dr., on Relations of Food 



and Manure, 372. 

 Volcanic Phenomena, 10. 

 Volcanoes of Central France, Anti~ 



quity of the, 19. 



W. 



Wages, Rise of Agricultural, 370. 

 Wallace, Alfred R., F.R.G.S., &c, 

 Ice-marks in North Wales, 33. 



on the Polynesians and their 



Migrations, 161. 



Creation by Law, 472. 



Sexual Differences of Colour in 



Birds, &c„ 580. 



Wanelyn, Professor, Water-analysis, 

 Determination of Nitrogenous Matter, 

 531. 



Water, Analysis of, 528, 531. 



Hardening Ingredients in, 323. 



Impurities in, 319. 



Scheme for Supplying London 



with, 318. 



Waters, Quality of, supplied to London, 



321. 

 Water-bearing Strata around London, 53. 

 Water-supply of London, the Future, 51. 



of London, and the Cholera, 313. 



Wave-lengths of the Transmission of 



Muscular and Nervous Action, 292. 

 Weldon, Mr. W., on the Regeneration 



of Oxide of Manganese in Chlorine 



Stills, 567. 

 Wheatstoxe, Professor, F.R.S., on the 



Augmentation of the Power of a 



Magnet, 283. 



new Telegraphic Thermometer, 



565. 



Whelpley and Storer, MM., Metal- 

 lurgical Methods of, 547. 



Whitaeer, Mr., on the Lower London 

 Tertiaries of Kent, 120. 



Winslow, Dr. Forbes, on Light, &c 7 

 344. 



World before the Deluge, the, 168, 



Xiphosura, Structure of the, 266. 



Vaccination Bill, 596. 

 Varley, Mr. C, on the Atlantic Tele- 

 graph, 287. 



Zinc, Phosphides of, 97. 



Reducing Action of, 241. 



Zoology, 135, 290, 442, 556. 



