INDEX. 



513 



Glaisher (J. W. L.) , on definite integrals 

 involving elliptic functions, 331. 



values of the theta and zeta func- 

 tions for certain values of the argu- 

 ment, 351. 



Glazebrook (R. T.), double refraction 

 and dispersion in Iceland spar. An 

 experimental investigation with a 

 comparison with Huyghens' construc- 

 tion for the extraordinary wave, 202. 



Gore (G.), thermo-electric behaviour of 

 aqueous solutions with mercurial 

 electrodes, 472. 



Government Fund of £4,000, account of 

 appropriations from the, 442. 



Government Grant, account of the ap- 

 propriation of, 440. 



Grants from the Donation Fund in 1878- 

 79, account of, 440. 



Hannay (J. B.) and J. Hogarth on the 

 solubility of solids in gases, 324. 



Hartley (W. N.) and A. K. Huntington, 

 researches on the action of organic 

 substances on the ultra-violet rays of 

 the spectrum : Part III. On exami- 

 nation of essential oils, 290. 



Heat, conduction of, in ellipsoids of 

 revolution (Niven), 98. 



Heath, Baron John Benjamin, obituary 

 notice of, vi. 



Hennessey (J. B. N.), further particu- 

 lars of the transit of Venus across the 

 sun, December 9th, 1874 ; observed on 

 the Himalaya Mountains, Mussoorie, 

 at Mary-Villa Station, Lat. 30° 28' N., 

 Long. 78° 3' E., height above sea, 

 6,765 feet, with the Royal Society's 

 5-inch equatoreal : Note III, 297. 



Hicks (W. M.), the motion of two 

 spheres in a fluid, 162. 



High power definition, microscopical 

 researches in (Royston-Piggott), 164. . 



Hogarth (J.) and J. B. Hannay on the 

 solubility of solids in gases, 324. 



Hughes (D. E.) on an induction- 

 currents balance, and experimental 

 researches made therewith, 56. 



new instrument for the mea- 

 surement of hearing, researches with 

 (Richardson), 65 



Huntington (A. K.) and W. N. Hartley, 

 researches on the action of organic 

 substances on the ultra-violet rays of 

 the spectrum : Part III. On examina- 

 tion of essential oils, 290. 



Hydrocyanic acid, on the formation of, 

 in the electric arc (Dewar), 188. 



Iceland spar, double refraction and dis- 

 persion in (Glazebrook), 202. 

 Induction-currents balance, and experi- 



mental researches made therewith 

 (Hughes), 56. 



Jets, capillary phenomena of (Rayleigh) 

 71. 



Jones (C. H.) on the effects of chloro- 

 form and ether on the radial tracing, 

 197. 



Kelland (Rev. P.), obituary notice of, 

 vii. 



Kew Committee, report of the, 445. 



King (W.) and T. H. Rowney on 

 the origin of the mineral, structural, 

 and chemical characters of ophites and 

 related rocks, 214. 



Langley (J. N.) on the structure of 

 serous glands in rest and activity, 377. 



and H. Sewall on the changes in 



pepsin-forming glands during secre- 

 tion, 383. 



Lai"com, Sir Thomas, obituary notice of, 

 x. 



Law of the geometric mean, the 

 (Mc Mister), 367. 



Lawes (J. B.) and J. H. Gilbert, agri- 

 cultural, botanical, and chemical re- 

 sults of experiments on the mixed 

 herbage of permanent meadow, con- 

 ducted for more than twenty years in 

 succession on the same land, 230. 



Lewis (B.) on the comparative structure 

 of the cortex cerebri, 234. 



Liebreich's protagon in the brain, on the 

 existence of (Gamgee and Blanken- 

 horn), 151. 



Limite ultraviolette du spectre solaire 

 (Cornu), 47. 



Lines of metallic vapours, on the re- 

 versal of the : No. VII (Liveing and 

 Dewar), 402. 



Liquid acetylene, the phvsical properties 

 of (Ansdell), 209. 



Liveing (G. D.), elected, 150 ; admitted, 

 150. 



and Dewar (Messrs.), note on a 



recent communication by (Lockver), 

 45. 



(G. D.) and J. Dewar, note on 



spectroscopic papers, 166. 

 on the reversal of the lines of 



metallic vapours : No. VII, 402. 

 on the spectra of sodium and 



potassium, 398. 

 quantitative spectroscopic 



experiments, 482. 

 Lochaber, origin of the parallel roads of 



(Prestwich), 6. 

 Lockyer (J. N.), note on a recent com- 

 munication by Messrs. Liveing and 



Dewar, 45. 



