356 



the preparation of hipjiui-ic acid. 



130. 

 Gregory (William) M.D., on the pre- 

 paration of kreatine, and on the 



amount of it in the flesh of different 



animals, 160. 

 Xotes on the purification and 



properties of chloroform, 316. 

 Greywacke schist at Goldielands, in 



Roxburghshire, on some peculiar 



impressions on the surface of certain 



strata of, 217. 

 Grooved and striated rocks, 233. 

 Grote (George). Examination of his 



theory on the authorship of the 



Iliad and Odyssey, 154. 

 Gypsum in Nova Scotia, on the mode 



of occurrence of, and on its probable 



origin, 141. 



Hansteen (Prof.) on the mean height 

 of the barometer in different lati- 

 tudes, 101. 



Harmonic, numerical ratio. See Nu- 

 merical Harmonic Ratio. 



Hay (D. R.) on an application of the 

 laws of numerical harmonic ratio to 

 forms generally, and particularly to 

 that of the human figure, 304. 



— — - — Abstract of Professor Kel- 

 land's exposition of his views on 

 symmetric proportion, 328. 



Heat, Carnot's theory of the motive 

 power of, an account of, with nu- 

 merical results deduced from Reg- 

 naulfs experiments on steam, 198. 



reflected from glass, on the in- 

 tensity of, 256. 



motive power of, notes to a 



paper on the, 241. 



on the hypothesis of molecular 



vortices, and its application to the 

 mechanical theory of, 275. 



Hecla, on the recent eruption of, and 

 the volcanic shower in Orkney, 56. 



Henderson (Prof.) Biographical no- 

 tice of the late, 35. 



Himalayan glaciers. See Glaciers. 



Hippuric acid, preparation of, 130. 



Hope (Thomas) M.D., biographical 

 memoir of the late, 148. 



Humours of the eye, refractive and 

 dispersive powers of the, 232. 



Hydra viridis, on the co-existence of 

 ovigerous capsules and spermatozoa 

 in the same individuals of the, 123. 



Hydrochloric acid, on the preparation 

 'of, 299. 



Hygrometer, moist bulb, description of 

 a sliding scale for facilitating the 

 use of the, 13. 



Iceland spar, experiments on the 

 ordinary refraction of light bv, 

 139. 



Iliad and Odyssey, examination of 

 some theories of German writers, 

 and of Air Grote, on the authorship 

 of the, 154. 



Inference, on probable, 288. 



Ink, colourless, on the use of, in writ- 

 ing, 21. 



Jacob (\V. S.) on the extraction of 

 light in the atmosphere, 271. 



Keith prize medal, presented to Gen, 

 Sir T. M. Brisbane, Bart., 169. 



Kelland (Prof.) Biographical notice 

 of the late Professor Henderson, 35. 



on general differentiation. Part 



iii., 108. 



on the solution of certain dif- 

 ferential equations, 257. 



Kemp (Alex.) Notes on practical che- 

 mical subjects, 298. 



Kreatine, on the preparation of, and 

 on the amount of it in the flesh of 

 different animals, 160. 



Laws of numerical harmonic ratio. 

 See Numerical Harmonic Ratio. 



Lead. Chevalier's experiments on the 

 decomposition of certain salts of 

 lead bj' charcoal, 15, 



Lead salts, on the action of, on na- 

 tural waters, 62. 



Lens, crystalline, note on the form of 

 the, 9. 



Lias formation, fossils of the. See 

 Fossils. 



Light in the atmosphere, on the ex- 

 tinction of, 271. 



on the decomposition and dis- 

 persion of, within solid bodies, 64. 



experiments on the ordinary 



refraction of, by Iceland spar, 139. 

 Zodiacal, contributions to the 



phenomena of the, 162. 



Limits of sea and river, as applicable 

 to salmon fisheries, 333. 



Local peculiarities of temperature in 

 different parts of Great Britain, 

 218. 



Lochaber, on the parallel roads of, 

 with remarks on the change of re- 

 lative levels of sea and land in 

 Scotland, and on the detrital de- 

 posits in that country, 124, 132. 



parallel roads of, on the theorj" 



of the, 170. 



Locke's electric observing-clock, notice 

 of, 220. 



