558 



ND EX. 



in chemistry, 1.5 ; on ozone, nitrous 

 acid, and nitrogen, 248. 



Hyponitric acid, on changes produced 

 in the position of the fixed lines of 

 the spectrum of, 80. 



Induced current, on the changes in 

 the, by the employment of dif- 

 ferent resistances, 522. 



Iodoform, on the action of sodium- 

 alcohol on, 302. 



Jenkin (F.) on the true and false dis- 

 charge of a coiled electric cable, 

 202. 



Jevons (W. S.) on the deficiency 

 of rain in an elevated rain-gauge, 

 421. 



Joule (Dr.) on the surface-condensa- 

 tion of steam, 397 ; experiments on 

 some amalgams, 554. 



Kalle (M.) on the action of zinc- 

 ethyle on chloride of sulphon- 

 benzyle, 303. 



Kekule (Prof.) on fumaric acid, 306. 



Kessler (M.) on the equivalent of 

 antimony, 307. 



Kirchhoff (G.) on chemical analysis 

 by spectrum-observations, 329, 498. 



Klaprothine of North Carolina, on 

 the, 81,247. 



Kolbe (Dr.) on the conversion of 

 carbonic into formic acid, 299 ; on 

 the reduction of sulphuric acid by 

 nascent hydrogen, 521. 



Lactic acid, researches on, 300. 



Lamont (Dr.) on the most advan- 

 tageous form of magnets, 369. 



Lapschin (M.) on the electrolysis of 

 some organic bodies, 308. 



Laurence (J. Z.) on the sensibility 

 of the eye to colour, 220. 



Leaves, on the production of the 

 green matter of, 327. 



Light, on the action of uncrystallized 

 films upon common and polarized, 

 269 ; on a newly discovered action 

 of, 405 ; on the changes of colour 

 of electric, 528. 



Line, on the cubic centres of a, 433. 



Lippert (M.) on the nature of the 

 deposit in Rein'sch's test for arsenic, 

 328. 



Liquids, on the boiling of, 167; on 

 the cohesion-figures of, 249; on 

 the expansion of, 529. 



Lithium spectrum, on the blue band 

 of the, 472. 



Lloyd (Rev. H.) on earth -currents, 

 and their connexion with the phe- 

 nomena of terrestrial magnetism, 

 437. 



Lourenco (M.) on glycol and glyce- 

 rine, 135. 



Lunar radiation, observations on, 470, 

 486. 



Lustre, on Dove's theory of, 38. 



Magnetic declination, on the lunar- 

 diurnal variation of the, 479. 



storms, on the effects of, 



310. 



Magnetism, terrestrial, on earth-cur- 

 rents, and their connexion with the 

 phenomena of, 437. 



Magnets, on the most advantageous 

 form of, 369. 



Magnus (G.) on the propagation of 

 heat in gases, 1, 85 ; on the changes 

 in the induced current by the em- 

 ployment of different resistances, 

 522. 



Mangon (H.) on the influence of the 

 electric light on plants, 327. 



Maps, on a projection by balance of 

 errors for, 409. 



Mariguac (Prof.) on some new de- 

 terminations of the atomic weights, 

 142. * 



Matteueci (Prof.) on the electric func- 

 tion of the torpedo, 68. 



Matthiessen (Dr.) on standards of 

 electrical resistance, 195; on nar- 

 cotine and its products of decom- 

 position, 398 ; on the electric con- 

 ducting power of copper and its 

 alloys, 545. 



Mendelejeff (M.) on the expansion of 

 liquids, 520. 



Merrifield (C. W.) on the hexahedron 

 inscribed in a sphere, 382. 



Metals, on the influence of tempera- 

 ture on the resistance of, 195. 



Meteoric stones, on new falls of, 

 107; on the phenomena attending 

 the fall of, 349. 



Meteorological charts, on the con- 

 struction of, 34. 



Mills (E. T.) on bromphenylamine 

 and chlorphenylamine, 73. 



Minerals, on the artificial production 

 of some, 56, 515. 



Moon, on the direct magnetic effect 

 of the, on instruments at the earth's 

 surface, 29-1. 



