462 



INDEX. 



Hot-blast, on the supposed influence 

 of the, in augmenting the quantity 

 of phosphorus in pig-iion, 423. 



Hughes's Reading Lessons, reviewed, 

 437. 



Hvdrogen, on the inflammability of, 

 '231.^ 



Hygrometer, on anew dew-point, 293. 



Icebergs, on scratches produced by, 

 96. 



Indican, on the properties and com- 

 position of, 84. 



Indigo-blue, on the formation of, 73. 



Indihumine, on the preparation and 

 properties of, 87- 



Indiretine, on the preparation and 

 properties of, 87. 



Indirubine, on the prepai-ation and 

 properties of, 85. 



Inductionapparatus,onthe,l, 119, 199. 



Induction sparks, on the thermal efiect 

 of, 199. 



Infusoria, on the green matter con- 

 tained in green, 309. 



Iodine and strychnine, on the com- 

 pounds of, 454. 



Iron, on the supposed influence of the 

 hot-blast in augmenting the quan- 

 tity of phosphorus in, 423. 



Iron ships, on the magnetism of, 306. 



Jago (J.) on ocular spectres and struc- 

 tures as mutual exponents, 55. 



Jasonilla, on the anatomy of, 142. 



Jennings (F. M.) on the potash and 

 soda felspars of the Dublin moun- 

 tains, 365. 



Johnson (R.) on alloys, 240. 



Knoblauch (Prof. H.) on the relation 

 of the transmission of radiant heat 

 through crystals in the direction of 

 transmission, 16. 



Kryolite, on the preparation of alumi- 

 nium from, 364. 



Langberg (Prof.) on the action of the 

 sun on the magnetism of the earth, 

 388. 

 Leidenfrost, on the experiment of, 



350. 

 Leyden battery, on the currents of 



the, 226. 

 Lime, on the determination of, 70. 

 Liquid diffusion, on, 30. 

 Lunnite, analysis of, 39. 

 hycoperdon proteus, on the anaesthetic 



principle of the, &7 . 

 Macdonald (J. D.)on the anatomy of 



Nautilus umbilicatus, compared with 

 that of Nautilus Pompilius, 44 ; on 

 the anatomy and affinities of the 

 PhyUirrho'e bucephala, 138 ; on the 

 anatomy of a new genus of pelagic 

 Gasteropoda, 142. 



Magnet, on the nature of the force by 

 which bodies are repelled from the 

 poles of a, 153, 257 ; on the heat 

 produced by the influence of the, 

 upon bodies in motion, 457. 



Magnetic medium, on the existence 

 of a, 442. 



• variation, on, 335 ; on the pre- 

 paration of charts of the, 379. 



Magnetism of iron ships, on the, 306; 

 of the earth, on the action of the 

 Sim on the, 388. 



Manganese, on the acetate of, 391. 



Meteoric iron, on a new, containing 

 native lead, 12. 



stones, on a remarkable fall of, 



150. 



Meteorite, on a supposed, 381. 



Meteorological observations, 71 > 151, 

 231,311,391,459. 



, marine, report on, 366. 



Mineralogy, notes on, 118, 253. 



Mitchell (J.) on the influence of local 

 altitude on the burning of the fuses 

 of shells, 48. 



Molecular currents, observations on 

 Ampere's theoiy of, 274. 



induction, on recij)rocal, 422. 



— — influences, experiments on, 153, 

 257. 



vortices, on the hypothesis of, 



354,411. 



Moseley (Rev. H.) on the descent of 

 glaciers, 60. 



Murchison (Sir R. I.) on a supposed 

 aerolite or meteorite, 381. 



Muscular contraction, on the force 

 evolved during, 189. 



Nautilus umbilicatus, on the anatomy 

 of, 44. 



Nicholson (E. C.) on the supposed 

 influence of the hot-blast in aug- 

 menting the quantity of phosphorus 

 in pig-iron, 423. 



Nickel, on the acetate of, 391. 



Noble (A.) on aniline, azobenzole, 

 and benzidine, 452. 



Northcote (A. B.) on the function of 

 salt in agriculture, 179. 



Numbers, on the partition of, 148. 



