Bridges, chain. See Tenacity of Iron. Burmese imperial state-carriage, its arrival in this country, notice Calculus, (human) analysis of, 49, 50; from a hog, 411 Carbon and hydrogen, on new compounds of, and on certain other 355 Carbonic acid gas, natural sources of, 175 acid, action of, on hydro-sulphurets, 393 Caustic, employment of, to destroy the variolous eruption, 200 on, 203 Chevreul, (M.) experiments of, on organic bodies, 388-391 200 Claws of crabs, how thrown off, 1-11 Combustion, influence of solar light upon, 387, 388 Comets, continuation of the catalogue of, 308-311 Copper, observations on the changes which have taken place in Crabs, means by which they throw off their claws, 1-11 Croton tiglium, observations on the expressed oil of the seed of, Cuthbert, (Mr.) on a reflecting, compound, and single microscope, Daniell, (J. F., Esq.) correction by, of an error in the "Meteoro- Davy, (Sir H.) address of, to the Royal Society, report of, 304- Decomposition, slow, of glass, observations on, 259-264 Digestive canals in the fœtus of vertebral animals, observations Distillation of fatty bodies, experiments on, 391-393 Dry voltaic piles, notice of, 169, 170 Dupuy, (M.) on the distillation of fatty bodies, 391-393 Earth, figure of, experiments for determining, 141-159 Effect produced by the inhalation of chlorine, remedy for, 199, 200 Electric flash producing lightning, 172 Ergot, on the origin of, notice of, 189-191 Etruscan vases, observations on their manufacture, 163, 164% Faraday, (M. Esq.) on new compounds of carbon and hydrogen, and on certain other products obtained during the decomposition Figure of the earth, experiments for determining, 141-159 Fogs of the polar seas, remarks on, 11-13 Fresnel (M. A.) on the repulsion exerted by heated bodies at sen- Frost, (John, Esq.) remarks on the mustard tree of the Scriptures, Galvanometer (new), notice of, 170-172 Gas, inflammable, inspiration of, 393,394 Gas, expansion of, correction of an error in, 294,295 Gay-Lussac, letter of, to Mr. Daniel on the expansion of gases by Geology, outlines of, 24; position of chalk strata, 25, 26; its organic Gilbert, (Davies, Esq.) on the vibrations of heavy bodies, 69-73 by solid surfaces moistened by and immersed in a liquid, 379-383 Granville, (A. B., M. D.) essay by, on the Egyptian mummies, and Greenwich, latitude of, computation of, 98-100-108-112 Griffiths, (J. R. Esq.) description by, of an instrument for destroy- Griffiths, (Mr. T.) experiments by, on the action of water upon Hall, (Dr. Marshall) on one of the causes of the movement of the Hanstein, (Prof.) on the nature of shooting stars seen during the Harvey, (George, Esq.) remarks on the fogs of the polar seas Heated bodies, repulsion exerted by, at sensible distances, 164- 167 Heavy bodies, supplement to a paper on the vibrations of, 69-773 Henderson, (Mr. Thomas) on a method of computing the sun's Henry, (M.) on the action of carbonic acid on hydrosulphurets, 393 High operation for the stone, account of a successful case of, 44-50 Home, (Sir E.) on the source of animal heat, 306-335-337 404-408 Hutchinson, (A. Copland, Esq.) letter from, to Sir E. Home, Bart. Inspiration of inflammable gas, 393, 394 Instrument for destroying stone in the bladder, description of, 21-24 Jardine, (Mr.) experiments of, on the strength of leaden-pipes, Johnson, (J. R., M.D.) further observations by, on Planariæ, 334, 335 Karsten, (M.) observations by, on the solution of steel and iron in Kater, (Capt. Henry) account by, of the construction and adjust- Lamb, (M.) on the tenacity of iron, as applicable to chain- Larva, tenacity of life in, 189 Latitude of Greenwich, as computed by Professor Bessel, 98-100 Lectures on chemistry, at the Royal Institution, prospectus and Life, tenacity of, in larvæ, 189 Lignites, remarks and observations on, 205-231 Light houses, suggested improvements in, 376, 377 -, phosphate of, process for detecting, 175, 176 Logarithms, errors in the best tables of, 312-314 Lunar distances, observations on the method of computing the Mac Culloch, (Dr. J.) observations on the means by which crabs. Manufacture of Etruscan vases, observations on, 163, 164 process Marshes, insalubrity of the air of, bordering upon the sea, 401- 403 Melania. See Sepia. Melida, remarkable phenomena, observed in the island of, 417, 418 Memory, loss of, notice of, 408, 409 Metals, preservation of, by electro-chemical means, 343-348 Meteoric-stone, fall of one, notice of, 184, 185 Meteorological essays, correction of an error in, 74-78; diary, Microscope, notice of a new one, 377, 378 Minerals extraordinary, discovered at Warwick, Orange county Mineral substance, on the existence of iodine in a, 173, 174 Mole-cricket, on the anatomy of, 329-334 1 Morphia, meconiate of, simple mode of procuring, 399, 400 Moving rocks of Salisbury, 162, 163 Mummies, Egyptian, essay on, with observations on the art of Muriate of potash and muriate of soda, in a mixture of, to deter- Naval architecture, on the formation of a society for the culti Nerves, additional proof that they are the source of animal Olbers, (Dr.) continuation of the catalogue of comets, 308-311 Oxide of iron, on the separation of titanic acid from, 176, 177 Pearls, artificial, Chinese mode of forming, 411, 412. Phenomena, remarkable, observed in the island of Melida, pro- Philosophical Transactions for 1825, part ii, analysis of 329-356 Phytolacca dodecandra, 8; the mustard-tree of the Scriptures, "Pinhoën oil," remarks on, 59 Planariæ, observations on, 334, 335 Poisons, action of, on the vegetable kingdom, 191-196 Polar seas. See Fogs. Pond, (J. esq.) letter of, to Mr. South respecting the star & Bootis, 419 Prout, (Dr.) analysis of a calculus, by, 49, 50 Reflecting telescopes, inferiority of, when compared with refrac- Repulsion, exerted by heated bodies at sensible distances, 164-167- Rose, (M. G.) notice by, on the composition of aërolites, 185; |