INDEX. 



Sheldrake, 225 



Sheep, Mendip, 66 



■ Dorfet, ib. 



Shuckburgh, fir George, 208, 248 



Shock, galvanic, 61 



Shower of mud at Udina, 101 



Signals, 195 



Sirius, 76 



Soap lees, action of on fetid oil, S 



Society of arts, 5 



•— — galvanic, 60 



— — — American philofophical, 63, 64 



Solanum lycnperficum, 25 



Solar fpectrum, on the invifible rays of, 



*55 



Somerville, Lord, on Spanifli fheep, 69 



Sound, on the reflection of, 247 



Spanilh iheep, 65 



Specific gravities of vapour and air, 215 



Stars, infulated, 76 

 " ■ double, 77 



cluftering, 88 



h i m groups of 89 



Sugar cane, importation of into the Weft- 

 Indies and America, 175 



Sulphuretted hydrogen gas, abforption of 

 by water, 235 



Sulphate of Magnefia, production of from 

 the afhes of pit coal, 225 



T. 



Talc, electrical battery of, 216 

 Tannin, various in different vegetables, 



257 ■ 



affinities of, ib. 



Taffacrt, 132 



Teeth, chemical examination of, 36 



Telegraph, Swedifli, 193 



— — — — Englifh, 201 



Templeton, John on the naturalization of 



plants, 

 Temperatures of boiling water at different 



ftations of the barometer, table of, 209 

 Tennant, Mr. 226 



Terra japonica, 270 



Thenard, 132 



Theodolite for mining, 283 



Tranfit of Mercury, 304 



Train oil, 6 



— ■ — application of oxide of lead to, 



10 



Tranfpiration, 50 



Trattner, 2 



Trees, on the decortication of, 222 



Trouflet, Cit. his memoir on the cutane- 

 ous aeriform tranfpiration, 50 



Tyrannus, onifcus, 1 



V. 



Vauquelin, Cit. his analyfis of the maftic 

 of bees, 48 



Van Aken, 103 



Vauquelin, 131, 184,257 



Van Marum, M. Experiments on extin- 

 gui filing violent fires with fmali quan- 

 tities of water, 103 



Vapour in the atmofphere, on the ftate ef, 

 207 



Volatile oils, inefficiency of to purify oils, 

 J 1 



Volcanoes, lunar., 201 



Volta, in 



Virgil, 174 



Vitality, agency of, 62 



Von Zach, 106 



W. 



Walker, Mr. E. remarks on his experi- 

 ments on light, 219 



Walker, Mr. Ezekiel, 251 



Warwick, the Rt. Hon. the earl of, 116 



Watchmen, mechanical method of afcer- 

 taining their diligence, 134 



Water, its action on fetid oils, 11 



Watt, Mr. 209 



Wax, 26 



Weftrumb, Mv 228 



Wilfon, 



