INDEX. 



3«3 



R^e preferable to barley or wheat 

 for distillation, 110,319 



Sakp, to prepare, 159 



Salting of herrings^ 1 3 



SatrU'ite of Venus, 326 



Saturn s ring. D isappearance of, 

 216 

 Scarlet fever. A cure for, 127 

 Sea. Action of, on the land, 35, 



3.0 

 Stnehkr, Spallanzani's letter to, 



on respiration, 2^6 



Sextant. Improvement of Had- 



ley's, 1 23 



Shaxvls. India, how made, 242 

 Sheep of Cachemirc and Boutan, 



Shrinkage of cast iron, i 



Silex. Affinity of, 193, 289; 

 use of, in soils, 78 



5it.a absorbs oxyoren, 261 



Societies. Learned, 281,358 



Soil. On composition of, 75 

 SpaitL, Literature in, 375 



Spanish sheep. The king's flock 

 of fine-vvoolled, 140 



Spasms cured by vital air, 207 

 Spectacles, peris.-opic. Jones on, 

 65, 273 ; WooUaston on, 165 

 Spirits. Dutch method of di- 

 stilling, 107, 315; to free 

 from essential oil, 3225 to 

 detect adulterations of, 324 

 Steam, a cure for gout, " 1 14 

 ^/f i://?/^^. Use of, for engraving, 8 3 

 Stenhome on the gout, j 14 



Stone from the clouds, 371 



Stones, on engraving, 83 



Submarine navigation known to 

 Napier, 54; practised by Cor- 

 nelius Drebell, 60 ; by the 

 marquis of Worcester, 61 ; 

 tried by Papin, 61 ; William- 

 son, 61 ; Miller, Day, Bush- 

 nell, and Fulton, 62 



Sulphur, milk of. New way to 

 prepare, 287 



Sulphur. Singular production of» 



353 

 Sulphureous waters. Productioa 



"^' . 355 



Sun, Action of, 349 



Telescopes, when first known, 



247 

 Testaceous animals absorb oxy- 

 gen, 258 

 Thornton on pneumatic medi- 

 cine, 71, 207 

 Thornto?i's letter to Pownall, 

 221 ; to Aikin, 326 

 Time, mean. Adopting in France, 

 214 

 Toad. Experiment on, 92 

 Torpid aniniLils. Experiments on, 

 262 

 Torrefaction. On, 351 

 Trade. On Russian, 284,369 

 Travels. Bergman's, 93 

 Turkey red. Papilion's process 

 for dyeing, 43, 340 

 Typhus cured by oxygen gas. 



Typography in Turkey, 367 



Vaccine Pock Institutions, 359, 



ValWs medical expedition, 287 

 Vapour-lath, air-pump, recom- 

 mended, 114 

 Variii.h, amber. Remarks on, 



279 

 Varnishers Guide. Tingrv's, 



'280 

 Vegetables. Principles of, 76 

 Vegetation. Influence of soil on, 



Venus. On the tables of, 215; 

 conjunction of, 215 ; satellite 

 of, 326 



Vidal's astron. observations,2io 

 Vilcot's method of engraving ca- 

 meos, 83 



■ Jf^dt churiot. Lord Napier's, 54 

 iVard's 



