INDEX. 



557 



magnetism and diamagnetism of, 

 168; on the specific heat of, for 

 equal volumes under constant pres- 

 sure, 205. 



Gaugain (J. M.) on the polarization 

 of the electrodes, 553. 



Geological Society, proceedings of 

 the, 67, 317, 396, 479, 546. 



Gerlach (Dr.) on the mechanical the- 

 ory of the electrical current, 382. 



Glass, on the action of sunlight on, 

 514. 



Glass tears, observations on, 166. 



Gold, analyses of British, 338. 



Graham (J.) on the occlusion of hy- 

 drogen by meteoric iron, 239. 



Gravitation, on certain hypothetical 

 elements in the theory of, 449. 



Gravity in relation to centripetal ve- 

 locity, on the intensity of, 55. 



Grimaux (M.) on chloride of benzyle, 

 509. 



Gum, on the diffusion of, in water, 

 32. 



Haemoglobine; researches on, 226. 



Harbord (Rev. J. B.) on the conic 

 theory of heat, 106, 185. 



Harrison (J. P.) on the moon's influ- 

 ence over cloud, 143. 



Heat, experiments on the absorption 

 of, 72, 327 ; on the variation in the 

 dispersion of liquids under the in- 

 fluence of, 79; on the conic theory 

 of, 106, 185 ; on the mechanical 

 theory of, 205 ; on the laws which 

 govern the general distribution of, 

 over the earth, 244 ; on the influ- 

 ence of, on the mechanical force of 

 frogs' muscle, 403. 



, radiant, on the interference- co- 

 lours of, 487. 



Hennessey (J. H. N.) on a supposed 

 connexion between the amount of 

 rainfall and the changes of the 

 moon, 544. 



Hofmann (Dr.) on methylic aldehyde, 

 540. 



Hoppe-Seyler (M.) on the diffusion 

 of cane-sugar, albumen, and gum 

 in water, 32 ; on the occurrence of 

 indium in Wolfram, 33. 



Hosseus (M.) on the nutrition of 

 plants, 225. 



Huggins (W.) on the spectrum of 

 Mars, and on the colour of that 

 planet, 74. 



Hydrocarbons, synthetical researches 

 on the, 506. 



Hydrogen, on the occlusion of, by 

 meteoric iron, 239 ; on the tempe- 

 rature of the flame of, 489. 



Indium, on the occurrence of, 33. 



Integrals, on the conversion of, 442. 



Iodine, on chloride of, 220. 



Isoperimetric regular polygons, on, 

 365. 



Isophthalic acid, 508. 



Keely (G. W.) on the resultant of 

 two pressures on a fixed point, 354. 



Kekule (Prof.) on the conversion of 

 the aromatic hydrocarbons into their 

 corresponding phenoles, 512. 



Kindt (Dr.) on phosphorescent light, 

 484. 



Knoblauch (Prof. H.) on the inter- 

 ference-colours of radiant heat, 487. 



Konig (M.) on ethylbenzoic acid, 507. 



Kuhne (M.) on haemoglobine, 226. 



Ladenburg (M.) on zincethyle, 508. 



Laughton (J. K.) on the theory of 

 the circulation of the atmosphere, 

 359 ; on the natural forces that 

 produce the permanent and perio- 

 dic winds, 443. 



Lauth (M.) on chloride of benzyle, 

 509. 



Lechartier (M.) on the preparation of 

 a group of minerals isomorphous 

 w r ith the apatite and Wagnerite 

 group, 224. 



Lielegg (Prof.) on the spectrum of 

 the Bessemer-flame, 302. 



Light, on the identity of the vibra- 

 tions of, with electrical currents, 

 287 ; on phosphorescent, 484. 



Liquid films, on the tension of, 192. 



Liquids, on the variation in the dis- 

 persion of, under the influence of 

 heat, 79. 



Lommel (Dr. E.) on the theory of 

 the evening-glow and analogous 

 phenomena, 275. 



Lorenz (L.) on the identity of the 

 vibrations of light with electrical 

 currents, 287. 



Lossen (M.) on the products of oxi- 

 dation of naphthaline, 513. 



Magnetism, experimental researches 

 in, 81. 



Mars, on the spectrum of, 74. 



Masia (M.) on a method of blood- 

 analysis, 227. 



