INDEX. 



881 



bearings, 308 ; on the verification of 

 Faraday's law of electrolysis with re- 

 ference to silver and copper, 318. 



Shelford (W.) and A. H. Shield on some 

 points for the consideration of English 

 engineers with reference to the design 

 of girder bridges, 472. 



Khenstone ( W. A.) on the influence of the 

 silent discharge of electricity on oxy- 

 gen and other gases, 213. 



and J. T. Cundall on the prepara- 

 tion and storage of oxygen gas in a 

 pure state, 213. 



Shield (A. H.) and W. Shelford on some 

 points for the consideration of English 

 engineers with reference to the design 

 of girder bridges, 472. 



Shipbuilding in H.M. dockyards, the cost 

 of, by F. P. Fellows, 779. 



Shoolbred (J. N.) on reducing and tabu- 

 lating tidal observations in the English 

 Channel, made with the Dover tide- 

 gauge, and connecting them with obser- 

 vations made on the French coast, 151. 



Shore (T. W.), traces of ancient sun 

 worship in Hampshire and Wiltshire, 

 843. 



Shropshire, Western, the mineral district 

 of, C. J. Woodward on, 665. 



Sidgwick (Prof.) on the regulation of 

 wages by means of sliding scales, 282 ; 

 on the economic exceptions to laisser 

 faire, 764. 



Silica in an igneous rock, an accurate 

 and rapid method of estimating the, 

 by J. H. Player, 471. 



Silicon, the influence of, on the properties 

 of iron and steel, by T. Turner, 597. 



Silicon in cast iron, by T. Turner, 595. 



Silurian rocks of North Wales, Prof. T. 

 McK. Hughes on the, 663. 



Silver, the causes afEecting the reduction 

 in the cost of producing, by Hyde 

 Clarke, 767. 



Sine-galvanometer, a new standard, T. 

 Gray on, 549. 



Slack barrels, the manufacture of by 

 machinery on the English and Ameri- 

 can systems, by A. Kansome, 817. 



Sladen (P.) on the occupation of a table 

 at the zoological station at Naples, 

 254. 



Sliding scales, the regulation of wages by 

 means of, report on, 282. 



Sliding scales and hours of labour in 

 the Northumberland coal industry, by 

 K. Young, 775. 



Small holdings and allotments, by F. 

 Impey, 755. 



*.•^mell, the sense of. Prof. Haycraft on, 

 711. 



*Smith (M. H.) on the Blackpool electric 

 tramway, 810. 



Solar radiation, third report on the best 

 1886. 



methods of recording the direct inten- 

 sity of. 63. 



*Sollas (Prof.) on a sponge possessing 

 tetragonal symmetry, with observations 

 on the minute structure of the tetrac- 

 tinellidae, 710. 



Solly (Rev. H.), technical education, 

 751. 



Solution, second report on the investi- 

 gation of certain physical constants 

 of, especially the expansion of saline 

 solutions, 207. 



; the nature of. Prof. S. U. Pickering 



on, 581. 

 -, the phenomena and theories of. 



Prof. W. A. Tilden on, 444. 



South Staffordshire coalfield, the, the 

 Halesowen district of, W^ Mathews on, 

 625. 



, the extension and probable dura- 

 tion of, H. Johnson on, 636. 



South Staffordshire mines drainage : 

 (1) surface works, by E. B. Marten, 

 824; (2) the drainage of the Tipton 

 district, by E. Terr}-, ih. ; (3) the 

 drainage of the Old Hill district, by 

 W. B. Collis, 825. 



*Southern Congo basin, recent explora- 

 tions in the, by Lieut. E. Kund, 736. 



Sopwith (A.), electric lighting at Can- 

 nock Chase colleries, 814. 



Spain, the resources and progress of, 

 during the last fifty years of repre- 

 sentative government in connection 

 with the British Empire, by Don 

 A. de Marcoartu, 784. 



Spectra of the elements, report on the 

 preparation of a new series of wave- 

 length tables of the, 167. 



Sphere and roller mechanism for trans- 

 mitting power, the, by Prof. Hele 

 Shaw and E. Shaw, 484. 



Sponge possessing tetragonal symmetry, 

 Prof. Sollas on a, 710. 



Sponges, the nervous system of, by Dr. 

 E. Von Lendenfeld, 710. 



Sporting guns and their accessories, 

 S. B. AUport on recent improvements 

 in, 820. 



Square root of a number, the rule for 

 contracting the process of finding the. 

 Prof. M. J. M. Hill on, 538. 



Star photography, I. Roberts on, 555. 



Stationary waves in flowing water. Sir 

 W. Thomson on, 546. 



Statistics, Economic Science and. Address 

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



Steel, the estimation of carbon in, T. 

 Turner on, 597. 



, the influence of silicon on the 



properties of, by T. Turner, 597. 



, soft, the production of, in a new 



type of fixed converter, G. Hatton on, 

 593. 



3l 



