I iN D E X. 



4.79 



George, (E. S.) on fustic and its ap- 

 plication in dyeing, 55 ; analysis of 

 a sulphuretted water, 245. 



Graham, (T. ) on the finite extent of 

 the atmosphere, 107 ; on M. Long- 

 champ's theory of nitrification, 172. 



Greenwich stars, tables for determin- 

 ing the apparent places of, 81. 



Gunpowder, inflammation of by elec- 

 tricity, 20, 343. 



Harbour of Ko-si Chang, 149. 



Haworth, on new succulent plants, 

 120, 271. 



Haytorite, Mr. Tripe on, 38 ; Mr. W. 

 Phillips on, 40 ; Mr. Levy on, 43. 



Heavy spar, Pyrmont, 73. 



Henwood, on the accidents incident to 

 steam-boilers, 408. 



Herschel, (J. F. W.) Address to the 

 Astronomical Society, 455. 



Heulandite and epistilbite, Mr. Levy 

 on, 6. 



High-pressure engines, Perkins's, 1 43. 



Howldy's (T. ) remarks on Mr. Stur- 

 geon's paper On the inflammation of 

 gunpowder by electricity, 343. 



Hyalosiderite, Mr. W. Phillips on, 188. 



Hybernation of the black ant, 314. 



Hydrogen gas, phosphuretted, 313. 



Iron, protoferrocyanate of, 72 ; separa- 

 tion of, from manganese, 72. 



Ironsand and iserine in Cheshire, 145. 



Iserine and ironsand in Cheshire, 145. 



Ivory, (J.) on the elastic force of 

 steam, 1 ; investigation of the heat 

 extricated from air, 89, 165 ; on the 

 seconds pendulum at Port Bowen, 

 170; theory of tlie velocity of sound, 

 249; remarks on a memoir by M. 

 Poisson, 324 ; Professor Airy in re- 

 ply to his statement, 442. 



Jet discovered in Wigtonshire, 147. 



Kelp, phosphorus in, 143. 



Ko-si Chang, harbour of, 149. 



Laing's (Major) arrival at Timbuctoo, 

 314. 



Lead, orange phosphate of, 321. 



Lepidoptera diurna of Latreille, on 

 the, 180. 



Levy, (A.) on epistilbite and heu- 

 landite, 6 ; on some new Siberian 

 minerals, 26; on the crystalline forms 

 of the haytorite, 43 ; on the wag- 

 nerite, 133; on a new mineral spe- 

 cies, 221 ; on a new mineral sub- 

 stance to he called murcliisonite, 448. 



Lime and soda, Mr. U. Phillips on the 

 clilorides of, 376. 



Liquids and solids, construction of, 

 411. 



Litharge, crystallized, 312. 



Logarithms, Vlacq's tables of, correc- 

 tions in, 353. 



Madder, sepaiation of the colouring 

 matter of, 1 43. 



Magnetic and electric influence, Mr. 

 Abraham on, 266. 



Magnetism of watch-works, 470. 



Manganese, separation of iron from, 

 72 ; native, black oxide of, chlorine 

 in, 142. 



Margaric and oleic acids' formed from 

 fat, 143. 



Mercury, acetates of, 73. 



Meteorology, 15, 78, 153 — 160, 208, 

 238—240, 318—320, 339, 398—400, 

 474. 



Mexico, synopsis of the birds of, 364, 

 433. 



Mineral, new species of, Mr. Levy on, 

 221. 



Mineralogy, 6, 26, 38, 40, 43, 133, 143. 

 145, 147,188,221,263,345,401,448. 



Moon-culminating stars, list of, for 

 1827, 47. 



Murchisonite, a new mineral, 448. 



Nitric acid, composition of, 312. 



Nitrification, theory of, 172. 



Nixon, (J. ) on reducing barometrical 

 registers, 15; theory of the spirit- 

 level, 256, 354. 



Norfolk, East, geology of, 277, 346, 

 426. 



Oleic and margaric acids, formation 

 of, from fat, 143. 



Orang Outang, Sumatran, 213. 



Origin of the diamond, 147. 



Ornithology, 364, 433. 



Orrery on a new principle, 310. 



Oxalates, experiments on, 145. 



Oxide of carbon, 71. 



Parry, (Capt.) and Lieut. Foster, reply 

 to Mr. Galbraitli's remarks on the 

 velocity of sound at Port Bowen, 12. 



Patents, list of, 77, 152, 237, 316, 397, 

 473. 



Perkins's high pressure engines, 143. 



Peroxide of manganese, native, sup- 

 posed chlorate of manganese in, 313. 



Phillips, (W. ) on the crystalline form 

 of the haytorite, 40; on the hya- 

 losiderite, 188 ; on the gaylussite, 

 263 ; on the sillimanitc, 401 ; on 

 carbonate of potash, 468. 



Phillips, (R.) on the triple prussiate 

 of potash, 110; on the chlorides of 

 lime and soda, 376; analysis of mur- 

 chisonite, 450 ; on crystallized car- 

 bonate of potash, 468. 



Phospliate of lead, orange, 321. 



Phosphorus in kelp, 143. 



Phosphuretted hydrogen gas, 313. 



Physical construction of solids and li- 

 quids, HI. 



Piazzi, biographical notice of, 161 ; his 

 catalogue of stars, errors in, 19. 



