550 



INDEX. 



dilating, 68; on the measurement 

 of, by the barometer, 401 . 

 Heptagon, on Rober's construction 

 of the, 124; on fractional values 

 for the, 281. 

 Herschel (A. S.) on the state of me- 

 teoric science, 479. 

 Herschel (Sir J. F. W.) on the theory 



of the motion of glaciers, 539. 

 Hicks (J.) on an improved mercurial 



barometer, 386. 

 Hlasiwetz (M.) onhydroberberine,l 14. 

 Hiibner (M.) on cyanide of phospho- 

 rus, 497. 

 Huggins (W.) on the spectra of some 



of the chemical elements, 541. 

 Hunt (J. S.) on the earth's climate in 



palaeozoic times, 236. 

 Hydroberberine, researches on, 114. 

 Ice, on some properties of, 192. 

 Indium, researches on the new metal, 



199. 

 Iron, cast, on the nature of the pro- 

 ducts formed on dissolving, 498. 

 Jochmann (E.) on the electric cur- 

 rents induced by a magnet in a ro- 

 tating conductor, 506. 

 Johnston (Prof. J.) on the electrical 

 properties of pyroxyline-paper and 

 gun-cotton, 240. 

 Knoblauch (Prof. H.) on the passage 

 of radiant heat through rock-salt, 

 396. 

 Lakes, on the origin of the Swiss, 481. 

 Laplace's correction for the velocity 



of sound, on, 1, 41, 104. 

 Lea (M. C.) on the yellow coloration 

 of faded photographic prints, 546. 

 Le Conte (Prof. J.) on the velocity 



of sound in air and gases, 1 . 

 Light, on the absorption of, 44 ; on 



the dispersion of, 452. 

 Lippmann (M.) on the combination 

 of chlorocarbonic acid with olefiant 

 gas, 506. 

 Liquid, on the magnitude of a drop 

 of, formed under different circum- 

 stances, 176. 



expansion, observations on, 348. 



Lowe (E. J.) on ozone, 229. 

 Magnetic disturbance of Dec. 14, 

 1862, on the, 471. 



force, on the variation of, with 



the temperature, 398. 



needle, on the deflection of the, 



313. 



Magnetism, on the diurnal inequali- 

 ties of terrestrial, 234. 

 Magnus (Prof. G.) on the condensa- 

 tion of vapours on the surfaces of 

 solid bodies, 241 ; on the influence 

 of condensation in experiments 

 upon diathermancy, 249; on the 

 constitution of the sun, 376. 

 Malone (T. A.) on Grove's gas bat- 

 tery and its theory, 54. 

 Mars, on deducing the parallax of, 



and thence that of the sun, 50. 

 Mascart (M.) on the rays of the ultra- 

 violet solar spectrum, 159. 

 Maskelyne (Prof.) on a new British 



mineral, 316. 

 Matter, on the constitution of, 81. 

 Matthiessen (Prof. H.) on the electric 



conducting-power of alloys, 467. 

 Mauritius (M.) on the variation of 

 magnetic force with the tempera- 

 ture, 398. 

 Maxwell (Prof. J. C.) on reciprocal 

 figures and diagrams of forces, 250 ; 

 on the calculation of the equilibrium 

 and stiffness of frames, 294. 

 Melilotic acid, on the preparation and 



constitution of, 108. 

 Mercury, on the temperature of the 



freezing-point of, 475. 

 Metals, on the electrical conductivity 

 of, 77 ; on the optical properties of 

 the, 161 ; on the refractive index 

 of the, 432 ; on the electrical rela- 

 tions of, 446. 

 Meteoric science, on the state of, 479. 

 Mineral, on a new British, 316. 

 Mitchell (Capt. J.) on the duration of 



the combustion of fuses, 379. 

 Monosulpholactic acid, on the prepa- 

 ration of, 505. 

 Napier (J.) on the dynamics of the 



galvanic battery, 52. 

 Neale (E. V.) on the traces of a spiral 

 structure in the solar system, 190. 

 Nitrogen, on the determination of, 



537. 

 Nodal curve, note on a, 437. 

 Northcote (A. B.) on parathionic acid, 



218. 

 Norton (H.) on fractional values for 



the heptagon and circle, 281. 

 Odling (Prof.) on the hexatomicity of 

 ferricum and aluminium, 115; on 

 chemical notation, 119. 

 Organic bodies, on the discrimina- 



