850 
INDEX. 
S. 
Schuster (A.). On the Spectra of Metalloids—Spectrum of Oxygen, 37. 
Sensitive state of molecular discharges, 165 (see Spottiswoode). 
Shadows, molecular, 147. 
Shull, structure and development of, in the Lacerfcilia, 595 (see Parker). 
Specific inductive capacities, 417 (see Gordon). 
Spectra of oxygen, 37. 
Spectrum of negative pole in electric discharge in oxygen, temporary retention of, in other parts of the 
tube, 41. 
Spherical harmonics, 379 (see Niven). 
Spheroid, viscous, tides of and upon, 1, 22 (see Darwin). 
Spottiswoode (W.) and Moulton (J. E.). On the Sensitive State of Electrical Discharges through 
Rarefied Gases, 165 (for contents see p. 165). 
Stratification of electrical discharges, 199 (see Spottiswoode). 
T. 
Thermal transpiration, 255, 727. 
Thomson (Sir TV.). Electrodynamic Qualities of Metals.—PartYII. Effects of Stress on the Magnetiza¬ 
tion of Iron, Nickel, and Cobalt, 55.—Effect of a longitudinal pull on the magnetization of soft iron 
wire, 56; of transverse stress on the magnetization of an iron tube, 64; of longitudinal stress on the 
magnetization of nickel and cobalt, 74; experiment by a direct method on the effects of longitudinal 
stress on the magnetization of iron wire, 84. 
Tides of a viscous spheroid, 447, 539 (see Darwin). 
Tides of viscous spheroids, 1; upon a yielding nucleus, 22; fortnightly, 31 (see Darwin). 
Transpiration, of liquids, 275; thermal, of gases, 255, 727. 
V. 
Villari, notice of a discovery by, as to the effect of a pull on the magnetization of an iron wire, 55. 
W. 
Wiedemann, notice of a discovery by, 73. 
LONDON: 
FEINTED BY HARRISON AND SONS, ST. MARTIN’S LANE. 
