INDEX. 



Roxburgh, Dr. his descriptio^i of the 



Gayil, or Indian ox, 202 

 Roy, General, 43 

 Runiph, 56 

 Ruprecht's experiments on molybdena 



121, 132 



S. 



Sage, M. Le, his analysis of the Dead 

 Sea water, 26, 272 



Salisbury, R. A. Esq. on the cultiva- 

 tion of the polyanthos tuberosa, 55 



Salmon, Mr. on volcanic crystals, 183 



Salts, action of, on volatile oils, 145 



Saussure, M. De, on electric clouds, 

 87— 'Hii! analysis of jade, 104 



Saussurite, see Jade 



Scheele-'s discovery of metal in molyb- 

 dena, 121, 125, 192 



Scheider, Dr. 94 



Schist, see Slate 



Scientific News, 78, 157, 238, 318, 

 383 



Shaw, Dr. mistake of in natural his- 

 tory, corrected, 31S 



Shipvrreck, lives saved in cases of, by 

 means of Mr. Daniel's life-preserver, 

 282, 285 



Slate, adhesive, analysis of, 155 



Smeathman, 103 



Smithson, James, Esq. on the compo- 

 sition of the compound sulphuret 

 from Huel Boys, and an account of 

 its crystals, 332 



Soap-suds used as manure, 99 



Soda, see Potash 



Solanum tuberosum, 1 



Southwell, Sir Robert, his notice of the 

 introduction of the potato to Ire- 

 land, 2 



Speckktein, analysis of, 173 



Speechley, Mr. on the culture of the 

 vine, 101 



Spheroid, direct attraction of, 273 



Spleen, structu):e and uses of, 374 



Stahl's hypothesis of gasses oyerthrown, 

 322 



Steatite, or talc, comparative analysis of 

 some varieties of, 170 



Stevens, Dr. on digestion, 9 



Stomach, structure and office of la dif- 

 ferent animals, 5 



Strata, singular arrangement of in the 

 chain of Jura, 64 



Stukely's notion of the spleen, 376, 



Sulphureous resin, 238 



Sulphuret of lead, antimony, and cop- 

 per, 332 



Swainson, Isaac, Esq. 51 



Swertius's " Florllegium," 58 



T. 



Talc, see Steatite 



Tangents, new property of, 338, 340 



Tatum, Mr. J. on the effects of gal- 

 vanism on animals, 371 



Tennant, S. Esq. 25 



Thenard, M. see Dupuytren 



Thompson, Dr. Thos. on the chemical 

 nature of fluor spar, 238 



Thury, M. H^ricart, 98 



Timber trees, plantation.s of, 550, 352 



Time-pieces, compensation curb for, 

 138 



Tinder, ignition of, 278 



Tondi, M. 98 



Tonnelier, M. on some pseudomorpho- 

 ses in substances that form part of the 

 mineralogical collection of the Coun- 

 cil of Mines, 93, 228 



Tovar, Simon de, 56 



Transit telescope, error in the semi-cirde 

 of, 43 



Tremolite of St. Gothard, describ^ 

 178 



Trommsdorff, M, 193 



Tuberose, cultui-j of the, 55 



Turner, Capt. 202 



Turnip, French, 168 



Turton, Dr. miiUke of, 208 



ValWt, 



