i72 



INDEX. 



Seefeld, bituminous schist and fossil 

 fibh of, 36. 



Serullas (M.) on sodium, 149; on 

 bromide of carbon, 313. 



Sextant, Hadley's, 84, 181. 



Shad and Whitebait, on the identity 

 of, 253. 



Shells, fossil, 149, 232. 



Shi|)s of war, Mr. Major's analysis 

 of, 41,94. 



Silicate of iron from Bodenmais,147. 



Smith, SirJ. E., Prof. Schultes on, 

 352. 



Smithson's mode of detecting mer- 

 cury, M. Orfila on, 394. 



Societies, learned : Royal Societ_v, 

 51, 135; Royal Academy of Sci- 

 ences of Paris, 139, 309, 382; 

 Linnean Society, 135; Geological 

 Society, S5, 136 ; Astronomical 

 Society, 66 ; Royal Institution, 

 69 ; Calendar of the Meetings of 

 the Scientific Bodies of London 

 for 1829-30, 400. 



Sodium, bromide of, 144; M. Se- 

 rullas on sodium, 149. 



Sounding board, new, 21. 



Spurzheim (Dr.) on the brain, 54. 



Starch, sugar from, 314. 



Stars, fixed, Bessel's tables for cal- 

 culating the places of, 267 ; on the 

 occultations of stai's by the moon, 

 336. 



Steam-engine, 384- 



Stokes (Dr.) on some optical phaeno- 

 mena, 416. 



Sugar from starch, 314. 



Sulphuric and muriatic acid, action 

 of, upon hydrocyanic acid, 315. 



Sulphuric acid and alcohol, mutual 

 action of, 342. 



Systems in natural history, artificial 

 and natural, 200. 



Taylor (J.) on the management of 

 mines, 383. 



Taylor's (R. C.) arrangement of Bri- 

 tish fossil shells, 149. 



Telescopes,achromatic,on Mr. Hall's 

 discovery of, 233. 



Thames, Rev. W. D. Conybeare on 

 the valley of the, 61. 



Thorina, a new earth, 392. 



Thorite, a new mineral, 392. 



Torpedo, Sir H. Davy's experiments 

 on, 81. 



Torsion, Mr. Bevan on the modulus 

 of, 419. 



Turner (Dr.) on chloride of barium, 

 53 ; his letter to Mr. R. Phillips 

 on the oxides of manganese, 283. 



United States, Hassler's plans for a 

 survey of the coast of, 401. 



Urea, preparation of, 312. 



Urine, human, rosacic acid in, 147. 



Valley of tiie Thames, 61. 



Valleys, Mr. De la Bcche on the ex- 

 cavation of, 241. 



Vegetables, fossil, 133; calcareous 

 crystals in the tissues of, 147. 



Veins, mineral, remarks on, 17. 



Vernon (Rev. W. D.) on a discovery 

 of fossil bones nearNorthClift;225. 



Voluraescope, Dr. Hare on the, 171. 



White (W. H.) on the variation of 

 the needle, 153. 



Whitebait and Shad, on the identity 

 of, 253. 



Windsor Forest, analysis of mineral 

 springs in, 148. 



Woilaston (W. H.) on rendering 

 platina malleable, 1 ; his present 

 to the Astronomical Society, 66. 



Yarrell (W.) on the identity of 

 Whitebait and Shad, 253. 



Zoology, 28, 253, 348. 



END OF THE SIXTH VOLUME. 





LONDON: 



PRINTKD BY RICHARD TAYT.OU, 



riUNTKn TO THE UNIVERSITY OF /.OAT/JO.V, 



IlEI) LION COUKT, FLEET STllEKT. 



18','y. 



