INDEX. 



869 



Dixon (H. B.) on electrolysis in its phy- 

 sical and chemical bearings, 308 ; on 

 the preservation of gases over mercury, 

 583. 



Domestic motor, the, by H. Davey, 806. 



Douglass (Sir J. N.) on standards of 

 light, 39 ; Address to the Mechanical 

 Section by, 786 ; on the erosion of the 

 sea-coasts of England and Wales, 847. 



Dragon sacrifices at the vernal equinox, 

 by G. St. Clair, 838. 



Drainage of the South Staffordshire 

 mines, 824. 



Drake (B.) and J. M. Gorham, the recent 

 progress in secondary batteries, 813. 



Draper memorial photographs of stellar 

 spectra exhibiting bright lines, bj- Prof. 

 E. C. Pickering, 553. 



*Dredging off the South-west of Ireland, 

 notes on, by Prof. Haddon, 696. 



* Drinking-water, the action of, on lead. 

 Dr. C. M. Tidy on, 583. 



♦ , micro-organisms in, by Professor 



Odling, 583. 



*Dutch in South Africa, Miss F, S, Alliott 

 on the, 834. 



♦Dynamical theory of the tides of long 

 period. Prof. G. H. Darwin on the, 541. 



Dynamos for electro-metallurgy, by Prof. 

 G. Forbes, 815. 



Earthquake, the recent, in the United 

 States, note on, by W. Topley, with tele- 

 graphic dispatch from Major Powell, 

 656. 



Easton (E.) on the erosion of the sea- 

 coasts of England and Wales, 847. 



Economic Science and Statistics, Address 

 by J. B. Martin to the Section of, 737. 



Economic value of art in manufactures, 

 the, by E. E. Taylor, 751. 



Economics, P. Geddes on the application 

 of physical science to, 783. 



Edgeworth (F. Y.), the mathematical 

 theory of banking, 777. 



Egg-membranes of osseous fishes, some 

 remarks on the, by Dr. E. Scharfl, 698. 



Ehrhardt (E. P.) on the relative stability 

 of the cam23hene hydrochlorides 

 C,„H,, CI obtained from turpentine and 

 camphene respectively, 591. 



Elasticity of wires, secular experiments 

 in Glasgow on the, J. T. Bottomley on, 

 537. 



Electric conduction, continuity of. Dr. J. 

 Hopkinson on, 309. 



*Electric current, a divided, an experi- 

 ment showing that it may be greater 

 in both branches than in the mains. 

 Lord Eayleigh on, 527. 



Electric illumination of lighthouses, by 

 Dr. J. Hopkinson, 811. 



Electric induction between wires and 

 wires, W. H. Preece on, 546. 



Electric lamp, a portable, by W. H. 

 Preece, 812. 



Electric lighting at Cannock Chase col- 

 lieries, by A. Sopwith, 814. 



Electric motor phenomenon, W. M. 

 Mordey on an, 544. 



Electric resistance, the, of magnetite. 

 Prof. S. P. Thompson on, 314. 



of metals at high temperatures, 



description of experiments for deter- 

 mining, by J. T. Bottomley, 548. 



Electric safety lamps, J. W. Swan on 

 improvements in, 496. 



♦Electric tramway, the Blackpool, M. H. 

 Smith on, 810. 



Electrical action varies inversely as the 

 square of the distance, the proof that, 

 by Cavendish's method, Prof. J. H. 

 Poynting on, 523. 



Electrical control for uniform motion 

 clocks, a new system of, H. Grubb on, 

 552. 



Electrical measurements, report of the 

 Committee for constructing and issuing 

 practical standards for use in, 145. 



Electricity, on distributing, by trans- 

 formers, by C. Zipernowsky, 816. 



, the influence of the silent discharge 



of, on oxygen and other gases, pro- 

 visional report on, 213. 



Electrochemical thermodynamics, by 

 Prof. J. W. Gibbs, 388. 



Electrodes, sur la polarisation des, et sur 

 la conductibilite des liquides, par E. 

 Bouty, 348. 



Electrolysis, Dr. S. Arrhenius on, 310. 



, Faraday's law of, with reference to 



silver and copper, W. N. Shaw on the 

 verification of, 318. 



in its physical and chemical bear- 



ings, report on, 308. 



-, mechanical and thermal effects 



accompanying, M. Bouty on, 357. 



of silver and copper, the, and its 



application to the standardising of 

 electric-current and potential meters, 

 T. Gray on. 524. 



* , ozone formed in. Prof. McLeod on, 



308. 



Electrolyte in iiusserst verdiinter was- 

 seriger losnng. Prof. F. Kohlrausch 

 ueber das leitungsvermogen einiger, 

 334. 



Electrolytes, recberches sur la conducti- 

 bilite galvanique des, par S. Arrhenius, 

 357. 



, the accuracy of Ohm's law in. Prof. 



G. F. Fitzgerald and Mr. Trouton on, 

 312. 



, theorie chimique des, par Dr. S. Arr- 

 henius, 362. 



, the conductivity of, T. C. Fitz- 



patrick on the application of alternating 

 currents to the determination of, 328. 



