Index, 



477 



tartar to dissolve oxides, 28 — on the 



boiling point of fluids, 129. 

 Gehlenite, 311. 

 Geological Society, meetings of, 69, 



137 — Royal, of Cornwall, 465. 

 Giesecke's travels in Greenland, notice 



of, 149. 

 Gilby, Dr., on the magnesian limestone 



near Bristol, 224. 

 Gill, Thos., Esq., on softening steel, 



58 — on brass, 125 — on improvements 



in the manufacture of superfine cloth, 



212 — on improvements in printing, 



300. 

 Gilpin, Rev. W., on fossil bones near 



Margate, 70. 

 Girard, M., on the flow of liquids 



through capillary tubes of glass, 



230. 

 Glasgow, on the annual fall of rain at, 



377. 

 Glen Tilt, geological description of, 134. 

 Granite veins, on, 70. 

 Granville, Dr., on sulphuretted azote, 



67. 



H. 



Hailstone, Professor, on the geology of 

 Cambridgeshire, 133. 



Halifav, diary of the weather at, 435. 



Ransteen, Prof., on the magnetism of 

 the earth, 389. 



U.iuy, M., on magnetism considered 

 as a method of detecting iron, 117. 



Haiiyne, discovery of, in the island of 

 Tyrce,387. 



Heat, experiments on, by Dulong and 

 Petit, 2. 



Heat, animal, diminished when animals 

 breathe on their backs, 4. 



Hclvin, 311. 



Henderson, Mr., on Iceland, 301. 



Herschell, T. F. W. Esq., oncirculating 

 functions, 450. 



Ilculand, H., Esq., on a mass of plati- 

 num in Madrid, 200 — account of 

 some new minerals, 453. 



Holt, T., Esq., meteorological journal 

 at Cork by, 123, 431 — on the ell'ect 

 of air in restoring the colour of in- 

 digo, 123. 



Home, Sir E., on the teeth of the del- 

 phinus gangeticus, 67 — on the fossil 

 remains of an animal supposed to be 

 the ornithorhynchus paradoxus, 447 

 — on the changes the blood undergoes 

 in the act of coagulation, 450 — on the 

 formation of granulations, 451. 

 Homer, Leonard, Esq., on the geology 

 of the south-western parts of Somer- 

 setshire, 136. 

 Honton-Laballardiere, M., on the union 

 of livdriodie acid with phosphurettcd 

 hydrogen, 22,233. 



Howard, L., Esq. meteorological tables 



by, 79, 157, 159, 239, 319, 399, 473. 

 Humboldt. M., on vegetable milk, 116. 

 Hydriodic acid, uniou of, with phos- 



phuretted hydrogen, 22, 233. 

 H>drocyanic acid,amost violent poison, 



23. 

 Hydrogen gas, lamp, 5 — how purified, 



12. 

 Hydroguretted carbonic oxide, 104. 



I. and J. 



Ibbetson, Mrs., on the injurious effects 



of burying weeds, 87. 

 Iceland, journal of a residence in, 301. 

 Illumination of streets, on, 145. 

 Ipecacuauha, 36. 

 Ireland, geological relations of the east 



of, 137. 

 Iron, pcrquadrisulphale of, 461. 



ore, hills of, in Brasil, 453. 



chromale of, in Ferroe, 453. 



rails, on the decay of, 455. 



Jura, barometrical measurementof, 355. 



K. 



Kaleidoscope, history of, 59. 



Kater, Capt. H., on the length of the 



pendulum, 447 — on the length of the 



French metre, 448. 

 Knebelite, 391. 

 Knight, T. A., Esq., on the office of the 



heart-wood of trees, 450. 

 Koel renter, M.. on the sand of the 



Rhine, 390. 

 Kirpferoickel, analysis of, 152. 



Lasseigno, M., on the analysis of the 



chenopodiuui olidum,231. 

 Laugier, M., on the juice of carrots, 39. 

 Lead, crystals of protoxide of, 17. 

 Legallois, M., experiments on animal 



heat by, 3. 

 Leslie, John, Esq., on certain impres- 

 sions of cold transmitted from the 

 higher atmosphere, 383. 

 Light, violet rays of, said to induce 



magnetism in needles, 1. 

 Lillington, A. S., Esq., on granite 



veins and whin dykes, 70. 

 Lime, separation of, from magnesia, 8. 

 Linnsan Society, meetings of, 71. 

 Linzinite, 71. 

 Liquids, flow of, through capillary 



tubes of glass, 230. 

 Lithina, account of its properties, 15. 

 Lithium, 16. 

 Loo-choo island, method of making salt 



in, 145. 

 Lunn, F., Esq., on the strata of north 



Cambridgeshire, 70. 

 Lyall, Dr., accountof the Natural His- 

 tory Society of Moscow, by, 121. 

 3 



