INDEX. 



47.^ 



Eyes ofinucts. On, 107, 1S3, 274 

 Fabroni on coloured hail, 23 



FaU of leaves. On the, 56 



Falttf substances. Inquiries respecting;, 

 193 

 Fermentation. Is alcohol a product of? 

 2C.7 

 Fingers, supernumerary. Family with, . 



17 

 Fire. Showers of, 253 



Fishes. On, 146 



Fluoric cnmpmmds, 93 



Forster's Metereological obscrv. 79, 158, 

 239,318, 398,471 

 French Institute, 50,63, 140 



Fulminating silver, ©n, 237, 304 



Gall's craniology, 71, 251,305, 370, 

 396, 470 

 Galvanic trovgh improved, 15 



Gas lights. On, 368 



Gasometer, Hume's, 1; remarks on,106 

 Gehlen's process for formic acid, 152 

 Gelatinous vieteors or shooting stars, 



224, 253 , 

 Geology, 52,241,472 



Gilby's geolog. description of neigh- 

 bourhood of Bristol, 241 

 Gladiators. Remarks on, 225 

 Glamorganshire. Stratification of, 427 

 Go/d. On combinations, 403 

 C^regory against Thomson, 181 

 Gnignes's Chinese Dictionary, 383 

 Hail-storms in the West Indies, 191 

 Hamilton on hail-storms in the West 

 Indies, 19! 

 Home on secretione, 49 

 Honey, to obtain without destroying 

 the bees, 144,' 31 C 

 Honey dews. On, 254 

 House-breaking. Guard against, 304 

 Housham on formation of bones, 49 

 Hume's gasometer, 1 ; remarks on, 10* 

 ILbetson (Mrs.) on the cuticle of leaves, 

 161 

 Insect. A new species observed in a 

 mummy, 131 

 Insects. On eyes of, 107, 183, 274; 

 observations upon, 133; anatomy 

 of, 148 

 Iodine. Experiments on, 3, 355 

 Iron cables. On. 294 

 k'ldd on saltpetre, 415 

 Learned Societies, 49, 63, 64, 65, 66, 

 139, 465 

 Leaues. On cuticle of, 161 

 Li^hl. On affections of, 261, 323; 

 produced by compression of gases, 

 alto by their expansion, 313 



Lunar distances. Correction of, 105 

 Lussac on crystallization, 44 



MacCulloch on sublimation of silica, 

 441; onStafTa, 445 



Measures. Report on, 171 



Medical electricity, 395 



Metals, probably compounds, 32; com* 

 bustioft of, 313 



Meteoric stones. On, 100, 2 1 2, 21 7i 

 253, 316 

 Meteorology, 78, 158, 236, 239. 318, 

 398, 471 

 Milliii on tombs, 225 



Minerals. Subscription collections of, 

 314, 395 

 Mirbel's botanical remarks, 57 



Moorings. On, 294 



Nautical Almanac. Errors in, 16 



Ohsrcampe on combinations of gold, 

 408 

 Osmium. On, 51 



Oxides of gold. On, 408 



Palladium. On, 33 



Park, Mungo. Rumours concerning, 

 1.50 

 Patents. List of, 76,157,396 



Philosophical Society, Riga, 64 



Plhogistun. Attempt to revive, CAi 

 Physiognomy, 71, 251, 305 



Platina. On, S3, 51 



Plumbago. Combustion of, by a lens, 

 434 

 Pompeia. Excavations in, 69 



Prize (lueslions, 63, GG 



Prussic acid found in bark of prum/s 

 padus, 316 



Rain. Singular kinds of, 253 



Ramsden. Biography of, 462 



Rhodium. On, 33 



Rome. Museum forming at, 394 



Ronalds's electric column. De Luc on, 

 219 

 Rontlds on electricity, 442 



Royal Bavarian Academy, 66 



RoyalSociely, 49, 139,392, 393,465 

 iJu?r./«>rrf (Count) death of, 150; bio- 

 graphy of, 293 

 Ru£ca Institution, 396, 471 

 Sadler's aerial voyaje, 7.t 

 Saltpetre. Kidd ou, 415 

 Salts of gold. On, 408 

 Sciences. Progress of, in France, 2i 

 Sea-waltr. Analysis of, 27 

 Secretions. Influence of nerves on, 49 

 Si-guin on aerolites, 212 

 Ships' cables. Improvement in, SOi 

 Showers of fire, gclntine, oil, honey, 

 brimstouc, &c. 'J6'i 



