INDEX. 



475 



Faraday (M.) on Cheltenham water, 

 312 

 Feldspar, green, analysis of, 283 



Fir-trees, pierced by an insect, 299 

 Flora, Fauna, and Pomona, calendar 

 of, 315, 397, 470 



Flora, the English, Notice of, 219, 

 284 

 Forbes (John), death of, 314 



Forsler (Dr. T.) on the powers of the 

 atmosphere, 192; on the peculia- 

 rities of the stars, 328 ; calendar of 

 Flora, 315, 397, 470 



Frauenhqfer on the circular micro- 

 meter, 210 

 Gad-fly, 228 

 Gadinia, a new genus of shells, 275 

 Galvanic deflagrator, 241 

 Gauge for compressed steam, &c, 36, 

 92, 190 

 Gauging, new method of, 415 

 Geological atlas, 447 

 Geology of Cromer Cliffs, 81; of 

 Russia, 225 ; of the Apennines, 

 278 ; of New South Wales, 380 ; of 

 the Ponza Islands, 454; of Hastings, 

 455 ; of the Coaits of the English 

 Channel, 456 

 Georgium Sidus, occultation of, 458 

 Gmelin on Doebereiner'seudiometer, 7 1 

 Gompertz's differential sextant, 458 

 Gray (J. Edw.) zoological notices, 274 

 Green Feldspar, 283 

 Gregory (Dr. O.) on the velocity of 

 sound, 401 

 Hare ( Robert, M. D. ) on the galvanic 

 deflagrator, 241 ; on a single-leaf 

 electrometer, 244 ; on the combus- 

 tion of iron by sulphur in vapour, 

 245 ; on impregnating water with 

 iron, 245 

 Harlan (Dr. R.) on Amphiuma means 

 325 

 Harley (C. G.), on black currant wine, 

 446 

 Haussmann (Prof. ) on the geology of 

 the Apennines, 278 

 Hawkes's improved anchors, 144 ; his 

 improvement in capstans, 145 

 Haworlh (A. H.) on Narcissea?, 7, 102, 

 136; Cactus and Mammillaria, 40 

 Herapath (J.) on thermometers, 8 

 Hopeite, a new mineral, 463 

 Hutton's tables, errors in, 357, 427 

 Hyalosiderite, a new mineral, 181 

 James's Powder, 295 

 India, earthquake of 1819 in, 105, 170 

 " Iiifinite." On the application of the 

 term, 372 

 Iron in black currant wine, 447 

 Ivory (J.) on the figure of the earth, 

 339 ; on the astronomical refrac- 



tions, 418 ; on the new tables of re- 

 fraction, 261 

 Kefferstein (C.) on white copper, 119 

 Kmeth (M.) and M. Pasquich, 232 

 Laplace (M. de) Mecanique Celeste, 67 

 Lesueur (C. A.) on Ascidia, 321 

 Logan Stone in Cornwall overturned, 

 313 

 Lowry, Wilson, Esq. death of, 469 

 MacLeay (W. S.) on CEistrus and Asi- 

 lus, 228 

 Magnetic needle, effects of caloric on, 

 130 

 Magnetism, apparent, of titanium, 15 

 Mammillarue, new descriptions of, 40 

 Mars, opposition of, 50, 233 

 Maseres (Baron) death of, 398 

 Massotli (M.) on the motion of comets, 

 457 

 Mathematical information, 68 

 Megalosaurus, 225 

 Mercurial vapours, effect of, 42 

 Meteor, 393 

 Meteorite of Maine, analysis of, 16 

 Meteorites, 233 ; origin of, ' 386 

 Meteorology, 76, 80, 149, 160, 240, 

 320, 400, 465, 470 

 Meteors, accompanying earthquakes, 

 114, 173 

 Mexico, silver mines of, 140 

 Micrometer, circular, 177, 210 

 Mineral, a new hyalosiderite, 181 

 Minerals, new analyses of, 236 

 Monticelli and Covelli on the phamo- 

 mena of Vesuvius, 46 

 Mou7it Posa, height of, 463 

 Murray (J.) on the deviation of tho 

 magnetic needle, 130 

 Nails, on the adhesion of, 168 

 Narcissea?, new species of, 7, 102, i36 

 Natural History, works on, 57, 136, 

 224, 297, 375,451 

 Nautical Alnuina:, 374 

 Netherlands, universities in, 237 

 New South Wales, geology of, 380 

 New South Wales, discoveries in, 459 

 CEstrus of the Greeks, 228 

 Organic remains from Cromer, 82 

 Orrery, new pendent, 233 

 Oxley's (Mr.) discoveries in New South 

 Wales, 459 

 Parallel lines, application to them of 

 algebraic functions, 161 

 Parallel straight lines, on, 100, 271 

 Pasquich (M.) and M. Kmeth, 232 

 Patents, 75, 148, 238, 318, 399, 473 

 " Pharmacopoeia of London, 1824," 290 

 Plesiosaurus, 138 

 Pond on the parallax of the stars, 66 

 Population, B95 

 Precession, new tables of, 392 

 Pulvis antimonialis, 295 



