INDEX. 



4** 



Mvfict on iron and ft eel, 2, 

 142, 234: on charcoal, 356 



National improvements, 304 



Native iron. On various kinds of, 

 23,136, 219,331 

 Navigation, Hints to improve, 

 404 

 Nickel. Magnetic property of, 



« 8 



NoidiualFs work on mechanics 

 and mining, 76 



Gibers' s new planet, 91, 279, 

 295: life of, 64 



Ornithorhynchus hyftrix, artatomy 

 of, 286 



Ornithorhynchus paradoxus, de- 

 fcription of, 179 



Oxygen gas deficcated, 69 



Oxygen. A prize queftion on, 191 



Painting. Dayes on, 122, 2 it, 

 348 

 Painting on glafs, enamel, and 

 porcelain, 342 



Pallas, the planet, 91, 279, 295 

 Payment ier on vegetable ex- 

 tracts, 380 

 Pearl Jijbcry at Ceylon, 94 

 Pearfon's Examination of Jen- 

 ner's claim, 283 

 Pearfon*s (Dr.) Examination be» 

 fore the houfe of commons on 

 the vaccine, 403 

 Pepys's gas-holder, 153, 407 

 Percy on ancylolis, 293 

 Phenomena. Some curious, 336 

 Phillips on the divining rod, 



3°9 



Philomatic Society, Paris, 88 



Phyfics, a prize queftion, 187 

 Pbyfioleftical fociety, Birming- 

 ham, 86 

 Piazxi's planet, 29^ 

 Pictet on agriculture, 88 

 Pilot- ffb, on the, 355; 

 Platina ufed as an alloy for gold, 

 405 

 Plumbago, cornbuftion of, 72 



Polite Arts, Premiums, 105, 115 

 Political (economy, a prize quef- 

 tion, 186 

 Porcelain. On painting, 34* 

 Ports of plants. Of the, 225 

 Prevofl on heat, 29I 

 Prifmatic reflection. On, 287 

 iV/z* quejiions, 87, 91, 97, 186, 



i 9 t 

 Pulmonary confutnption cured, 



208 

 Pulmonary calculus analyfed, 287 



Rarefaction. Cold produced by, 



59 



Refitfiion and refraclion of hght t 

 curious efFe&s of, 336 



Rinmans work on mechanics 

 and mining, j6 



Robfon, Dr. of Edinburgh, Life 

 of, ' 386 



Rocks, on blowing up, under 

 water, 268 



Royal Academy, Stockholm, 87 



Royal Jnjlitution of Great Bri- 

 tain, 80 



Royal Society ', 73, 286 



Sage on magnetic property of 



cobalt and nickel, 58 



Sap of vegetables, of what com- 



poled, 381 



Sapa, what, 385 



Saponaceous extracts, on, 385 

 Serpents. Antidote againft the 



bite of, 37<> 



Shark. Habits of the, 3 54 



Sheep fucked by fnakes, 407 



Silver contains iron, 401 



Sinclair (Sir John) on longevity, 

 164, 208, 239 

 Skeleton. A large one found at 



Rome, 96 



Societies, Learned, 73> 74» 80, 



91,97, 183, 185, 286 



Soda plants. On the culture of, 



89 



Sound, on velocity of, 298 



Spheroids, on attractions of, 299 



Steel, On the carbon in, 2, 142 



Stoekholm 



