516 



INDEX. 



Serous glands, on the structure of, in rest 



and activity (Langley) , 377. 

 Sewall (H.) and J. N. Langley on the 



changes in pepsin-forming glands 



during secretion, 383. 

 Shaw-Lefevre (Sir J. G.) , obituary notice 



of, xr. 



Shettle (R. C.) on a new method of 

 investigating the magnetic lines of 

 force in magnets, demonstrating the 

 obliquity of the equator and axis of 

 bar magnets, 102. 



Short periods common to solar and 

 terrestrial phenomena, preliminary re- 

 port on the evidence in favour of the 

 existence of (Stewart and Dodgson), 

 303. 



Single and double the ta -functions, a me- 

 moir on the (Cay ley), 397. 



Smith (J. J.) and E. J. Mills, researches 

 in chemical equivalence : Part III. 

 Nickelous and cabaltous sulphates, 

 181. 



Solid nuclei, action of (Tomlinson) , 24. 



Solidification, sudden, of supersaturated 

 solutions of Glauber's salts, on the 

 action of nuclei in producing (Tom- 

 linson), 326. 



Solubility of solids in gases (Hannay 

 and Hogarth), 324. 



■Spectra, coloured, on the production of 

 (Abney), 190. 



Spectra of sodium and potassium, on 

 the (Liveing and Dewar), 398. 



Spectre solaire, limite ultraviolette du 

 (Cornu), 47. 



Spectroscopic experiments, quantitative 

 (Liveing and Dewar) , 482. 



Spectroscopic papers, note on (Liveing 

 and Dewar) , 166. 



Spectrum, action of organic substances 

 on the ultra-violet rays of : III. Essen- 

 tial oils (Hartley and Huntington), 

 290. 



Spectrum of sodium, note on (Lockyer), 

 140. 



Sphygmophone, the (Richardson), 70. 

 Spots and prominences, report on the 



basic lines common to (Lockyer), 



247. 



Spottiswoode (W.) and S. F. Moulton 

 on the sensitive state of electrical 

 discharges through rarefied gases, 21. 



Stewart (B.) and W. Dodgson, prelim- 

 inary report to the Committee on 

 Solar Physics on a method of detecting 

 the unknown inequalities of a series 

 of observations, 106. 



, preliminary report to the 



Committee on Solar Physics on the 

 evidence in favour of the existence of 

 certain short periods common to solar 

 and terrestrial phenomena, 303. 



Sugar, volumetric estimation of, by an 

 ammoniated cupric test (Pavy), 272. 



Survey, magnetic, of the fortieth parallel 

 in North America (Thorpe), 1. 



Telephone, note on the invention of a 

 method for making the movements of 

 the pulse audible by the (Richardson), 

 70. 



Telescopes at Birr Castle, on some recent 



improvements made in the mountings 



of (Rosse), 157. 

 Thermo-electric behaviour of aqueous 



solutions with mercurial electrodes 



(Gore), 472. 

 Theta function, value of (Glaisher), 



351. 



Thorpe (T. E.), a magnetic survey of 

 the fortieth parallel in North America 

 between the Atlantic Ocean and the 

 Great Salt Lake, Utah, 1. 



Tidal friction, determination of the secu- 

 lar effects of, by a graphical method 

 (Darwin), 168. 



Tide-predicter, prehminary note on a 

 new (Roberts), 198. 



Tomlinson (C.) on the action of solid 

 nuclei, 24. 



on the action of nuclei in 



producing the sudden solidification of 

 supersaturated solutions of Glauber's 

 salts, 326. 



Transit of Venus across the sun, observed 

 on the Himalaya Mountains, Mussooi'ie, 

 further particulars of : Note III (Hen- 

 nessey), 297. 



Trust funds, 436. 



Tweeddale (Marquis of) , obituary notice, 



XXV. 



Ultra-violet rays of the spectrum, re- 

 searches on the action of organic sub- 

 stances on the : Part III. Essential 

 oils (Hartley and Huntington), 290. 



Unknown inequalities of a series of 

 observations, preliminary report to the 

 Committee on Solar Physics on a 

 method of detecting the (Stewart and 

 Dodgson), 106. 



Values of the theta and zeta functions 

 for certain values of the argument 

 (Glaisher), 351. 



Vapour densities of potassium and 

 sodium (Dewar and Scott), 206. 



— — , further experiments on (Dewar 

 and Scott), 490. 



Vice-Presidents appointed, 472. 



Vincent (C. W.) and Lord Elphinstone, 

 preliminary note on magnetic circuits 

 in dynamo- and magneto -electric ma- 

 chines, 292. 



