INDEX. 



Invlfible Girl, account of, 56 



Iron, Siberian, examination of, 158. — 



From South America, 158. — From 



Bohemia, J59. From Senegal, ib. 

 Jamefon, on the exiftence of petrifactions 



in primitive mountains, 13 — On rocks 



of the trapp-formation, j. 1 1 

 Jordan, 284 



Keir, Mr. defcription of his moveable 



crane, 124 

 Kirwan, 18 

 Klaproth, 157, 254, 255 



L. 



Lachenaie on the claying of fugars, 41 



Lagrange, 84 



Lambert, 166 



LangfdoifF, 81 



Lemery, 239 



Light, cheap method of producing, 222 



Light, method of increafing the quantity 



afforded by candles. By Mr, Ezek, 



Walker, 272, 273, 274 

 Lime, analyfis of hyperoxigenized muriate 



of, 231 

 Lock, defcription of Berard's new fecret, 



218, 276 

 Locker, 59 

 Pe Luc, 22, 23, 132 



M, 



Magnefia, analyfis of the hyperoxigenized 



muriate of, 232 

 Magnefia, Boftock, Dr. on the unexpecr 



ted production of fulphate of, 288 

 VanMarum, 7, 8, 12, 71, 74, 143 

 Meraud, 108, 150 

 Mercury, analyfis of muriate of, 237 

 Michell, 206 

 Moves, Dr, 57 



Muriates, characters of the hypero*igc* 

 nized, 180 



Muriatic acid, remarks on oxigenized an$ 

 hyperoxigenized. By R. Qhenevix> 

 Efq. 171 



Muriatic acid, analyfis of hyperoxige- 

 nized, 173 



Muriatic acid, Chenevix on bxigcnizej 

 and -hyperoxigenized, 3,29 



Murray, Mr. J. his improvement of 

 Woulfe*s apparatus, 225 



N. 



Newton, 284 



Nickel, Chtnevix on its magnetic pro, 



perty, 286 

 Nuguet, 211 



O. 



Oil, made to boil by gafvanifm, J 36 



P. 



Pearfon, Rev. Mr. 234. — On fome wells 

 near Brighthelmftone, 65, 66, 67, 68 



Pendulums, their vibrations in vacuo, 35 



Petrifactions, remarks on their exiftence 

 in primitive mountains. By R. Jame? 

 fon, 13 



Philips, Mr. Richard, his apparatus fox 

 driving bolts into /hips, 36.— Defcrip- 

 tion of it, 37 



Piclet, 2. — On the reflection of obfeure 

 heat, 223 



Pilkington, Mr. 66 



Pine!, Dr. 300 



Laplace, 209 



Playfair, 14, 15, 16, 111, 114, 117 



Pneumatic apparatus, defcription of Read'?, 



55 

 Potafh, elements of the hyperoxigenized 



muriate of, 174 

 Prevoft on the dew, 290 

 Prieftley, 8, 213; 245, 264, 275 

 Prizes propofed by the National Inftitute 



of France, J39, 140, 141, 142 



Prouft, 



