884 



INDEX. 



Turner (T.), an apparatus for determining 

 the hardness of metals, 554 ; the in- 

 fluence of remelting on the properties 

 of cast iron, 594 ; silicon in cast iron, 

 595 ; the influence of silicon on the 

 properties of iron and steel, 597 ; on 

 the estimation of carbon in iron and 

 steel, ib. 



Tylden- Wright (Mr.) on the circulation 

 of underground waters, 235. 



Tylor (Dr. E. B.) on the North-western 

 tribes of the dominion of Canada, 285. 



*' Type system,' the value of the, in the 

 teaching of botany, Prof. B. Balfour 

 on, 685. 



Underground waters in the permeable 

 formations of England and Wales, 

 the circulation of, and the quantity 

 and character of the water supplied 

 to various towns and districts from 

 these formations, twelfth report on, 

 235. 



♦Universal time: a system of notation 

 for the twentieth century, by S. F. 

 Fleming, 735. 



Unwin (Prof. W. C), on the endurance 

 of metals under repeated and varying 

 stresses, and the proper working stresses 

 on railway bridges, &c., 284 



Upward (A. K.), primary batteries, 813. 



Uranium salts, the absorption spectra of, 

 W. J. Russell and W. Lapraik on, 576. 



Urine, the mechanism of the secretion 

 of, report on, 250. 



Ussher (W. A. E.), the relations of the 

 middle and lower Devonian in West 

 Somerset, 649 ; the culm measures of 

 Devonshire, 676. 



Valentine (J. S.) on the erosion of the 

 sea-coasts of England and Wales, 847. 



Vapour pressures and refractive indices 

 of salt solutions, second report on, 

 204. 



Variable velocity, a new system of 

 mechanism for imparting and record- 

 ing, W. W. Beaumont on, 818. 



Variation in plants, P. Geddes on the 

 nature and causes of, 695. 



Verney (Lady), peasant properties and 

 protection, 755. 



Vesuvius and its neighbourhood, the 

 volcanic phenomena of, report on, 226. 



Viscosity and conductivity, by Dr. S. 

 Arrhenius, 387. 



Volcanic eruption, the recent, in New 

 Zealand, note accompanying a series 

 of photographs prepared by J. Martin, 

 Esq., illustrating the scene of, by Prof. 

 J. W. Judd, 644. 



Volcanic phenomena of Japan, sixth 

 report on the, 413. 



Volcanic phenomena of Vesuvius and its 

 neighbourhood, report on the, 226. 



Wadi M6ileh, further explorations in the, 

 by C. Whitehouse, 730. 



Wages, the regulation of, by means of 

 sliding scales, report on, 282. 



Wailes (J. W.) on the treatment of 

 phosphoric crude iron in open-hearth 

 furnaces, 592. 



Walker (Gen. J. T.), on the work of the 

 Differential Gravity Meter Committee, 

 141 ; on the depth of the permanently 

 frozen soil in the Polar regions, 271 ; 

 on the combination of the Ordnance 

 and Admiralty surveys, and the pro- 

 duction of a bathy-hypsographical map 

 of the British Isles, 277; on the de- 

 sirability of further research in the 

 Antarctic regions, ib. 



Waller (T. H.) on the petrography of the 

 volcanic and associated rocks of Nun- 

 eaton, 623. 



*Ward (Prof. M.) on the germination of 

 the spores of j)7ii/tojjhthora. i7ifestans, 

 700. 



Warington (R.) on the distribution of the 

 nitrifying organism in the soil, 582. 



Warwickshire coalfield, the, the rocks 

 surrounding, A. Strahan on, and on 

 the base of the coal-measures, 624. 



, the igneous rocks of the neigh- 

 bourhood surrounding, F. Rutley on, 

 625. 



Water of crystallisation, by Dr. Nicol, 

 578. 



, observations on, by Dr. W. H. 



Perkin, 579. 



Water-colours, the fading of, Prof. W. N. 

 Hartley on, 581. 



*Water supply of Birmingham, the, by 

 C. E. Mathews, 817. 



Watts (Dr. M.) on wave-length tables of 

 the spectra of the elements, 167. 



Watts (W. W.), the Corndon laccolites, 

 670. 



■*Wave-groups, deep sea, graphical illus- 

 trations of, by Sir W. Thomson, 547. 



Wave-length tables of the spectra of the 

 elements, report on the preparation of 

 a new series of, 167. 



♦Wealth, the definition of, by H. D. 



■ McLeod, 779. 



Webster (R. G.), imperial federation, or 

 Greater Britain united, 752. 



Welsbach system of gas-lighting by in- 

 candescence, the, by C. W. Cooke, 823. 



Westgarth (W.), the insufficient earnings 

 of London industry, and specially of 

 female labour, 781 ; London recon- 

 struction and re-housing, 782. 



Wethered (E.) on the circulation of un- 

 derground waters, 235. 



Wharton (Capt. W. J. L.) on the erosion 



