ATA IND Ex 
Daniel on lampic acid, 64 
Davy (Sir H.) on mists, 289 on Her: 
culanean MSS. 302; on chlorine, 526 
Davy (Dr. T.) on amphibia, 330 
Definite proportions. Origin of, 401 
Desiderata. A suggestion, 391 
Diamond found in Ireland, 463 
Distances, to ascertain, in Jevelling, 271 
Dry-rot, on prevention of, 56, 384 
Ear. On the human, 460 
Earth. On figure of the, 292 
Earths. The metallic basis of. A prize 
question, , 62 
Earthquakes, 156, 236, 332 
Ebsamlul. Temple of, Q11 
Eggs. Poisoned, 395 
Egypt. Belzoni’ s singular discoveries 
in, 210; Caviglia’s, 253; antiquarian 
researches i in, 450 
Esquimauz, Newly discovered race of, 
279 
Evaporation in 1818, 75 
er organ, 395 
Extracts. On preparing, 46 
Factorial and figurate numbers, On, 412 
Farey on roads and wheel- carriages, 
102, 276; on fossil shells, 112; his 
letter to Professor Jameson, of 5 
Fire-balls. On, 901, 312 
Filzclarence’s Route across Indiathrough 
Egypt to England, _ 449 
Forster on British warblers, 250 
French National Industry Society, 229 
Friction, Meikle on, 197 
Friction. Tredgold on, 3 
Full-moon, perpetual. On scheme of, 12 
Galvanism. Singular experiments in, 
56; Bostock on, 140 
Gallic acid. Improved processes, 304 
Ganges. Survey of head of, 228 
Gas blow-pipe, Clarke’s work on, 55; 
Ridolfi’s exper. with, 232 
Gas, coal. Bolton on, 138; Lowe on, : 
. 263 
Gas light. Accum on, 453; Peckston 
on, 456. 
Geoffroy’s anatomical philosophy, 203° 
Geougy, 460 
Glasgow Literary Society, 56 
Goenoing. Volcano of, 389 
Gray’s 's travels in Aerie. 308 
Gregory (Dr.) on rates of Peanington’s 
astronoinical clock, 426 
Growth of human iudy. A prize ques- 
tion, 63 
Herculanean MSS. Onunrolling, 302 
Higgins on his discovery of definite 
proportions, 401 
Holt’s exper. on indigo, 233 
Home on pus, 55; on corpora lutea, 
146; on a fossil skeleton, 290 
Horsburgh on insulated compass, 364 
Horse. Carnivorous, 307 
Hughes on levelling, 271 
Humboldt on fire-balls, 312 
Hunterian Society, 291 
Hydroguretted carbonic oxide, 68 
Hydrosulphuret of iron. Medical pro- 
petties of, 390 
Ibsambul. Temple of, : . pow enlal 
Indigo. Acid of, or isatanic acid, 233 _ 
Inglis on swallows, - 16 
Insects, to destroy, . 70 
Tron, Experiments on strength of, 164 _ 
Tsatanic acid. Acid of indigo, 283 
Ives on a species of Limosella, 328 
leary black. On, 17 
Jameson. Farey’s letter to, 275s" 
Jumna. Source of the, . 229°. 
Juno. Ascension and declin. of, 74 | 
Julus, Ona species of, 50 
Karnack. Temple of, Qu) 
Labillardiere’s pyromucous acid, . $05 _— 
Lampic acid. On, 64, 266 
Larch. Observations on, . 419 
Latent heat, 
Lawson on rain and evaporation, . 75 
Lead. Exper. on strength of, 166 : 
Learned Sucieties, 53, 228, 289,385, 400, _ 
, . 460 
Leather, gilt, Found in mummies, 451, 
Life-preserver. Trengrouse’s, 337, 
Light-nquses, 314 
Timosella. ‘On aspecies of, $28: 
Lingard on timber, dry-rot, &c. 384 
Lithia, a new alkali, 67 
Lithium, anew metal, 67 
Lithography. Senefelder’s workon, 226 ° 
Lizard. On urinary organs of, 331; one 
of great size found near Milford, 394 
Longo on earthquakes, isoieue Ee 
Luckcock on specific heat, 44; on ato- 
mic philosophy, 133 
Lunar atmosphere, proved to exist, 465 
MacCulloch’s discovery of trephane, 
806 
Magnetic needle, On variation of, 147, 
289, 387. 
Magretizing power of violet rays, 155, 
268 
Mammoth reported to have been found 
wie 156 
Man, New way to apply power of, to 
move machinery, 425 
Marabeiln on extracts, , 46 
Marine Barometer, ‘ 235 
Mariners compass, Insulated, 364 
Marten. New species of, 411 
Materials. On the strength of, 161,301 
Matter. New theory of, 142 
Mausoleums, Egyptian, 255 
Medicine, Oxygen gas used in, 273. 
Meikle on perpetual full moon, 12, 156; 
on friction, 197; on calorific radia- 
38, 87, 182° 
