688 
INDEX. 
Rayleigh (Lord). On the Circulation of Air in Kundt’s Tubes, and on some Allied Acoustical 
Phenomena, 1. 
Rayleigh (Lord) and Sidgwick (Mrs. H.). On the Electro-chemical Equivalent of Silver, and on the 
Absolute Electromotive Force of Clare Cells, 411.—Resulting number for electro-chemical equiva¬ 
lent, 439; electromotive force of Clark (and other) cells, 440; final number for a Clark cell, 452; 
examination of possible effect of temperature upon the amount of deposited silver, 457; comparison 
of the H.M.F. of Clark cells with the numbers obtained by others, 460. 
S. 
Sceparnodon, description of teeth of, 245. 
Schuster (A.) and Abney (W. de W.) (see Abney). 
Siienstone (W. A.) and Tilden (W. A.) (see Tilden). 
Sidgwick (Mrs. H.) and Rayleigh (Lord) (see Rayleigh). 
Silver, electro-chemical equivalent of, 411 (see Rayleigh). 
Solubility of salts in water at high temperatures , 23. 
Spectrum photography, application of, to quantitative chemical analysis, 49, 325. 
Sulphate of sodium, anomalies in the solubility of, in water considered, 23. 
T. 
Taylor (S.), colour jihenomena observed by him on liquid films considered, 2. 
Tlieta-functions, double, application of, 317. 
Tilden (W. A.) and Shenstone (W. A.). On the Solubility of Salts in Water at High Temperatures, 23. 
Tore, motion of a rigid, in irrotationally moving liquid, 172 (see Hicks). 
V. 
Vapour-pressure, influence on, of a change from the solid to the liquid state of the substance partly 
evaporated, 461. 
Volatilization of solids, influence of pressure on the temperature of, 37. 
Vortex, motion of a hollow, 179 (see Hicks). 
W. 
Wave-lengths, measurements of, 63 (see Hartley). 
Water, vapour pressure of, in contact with liquid water or with ice, 470. 
Y. 
Vi &PR 1885 
Yeo (G. F.) and Ferrier (D.) (see Ferrier). 
Young (S.) and Ramsay (W.) (see Ramsay). 
