INDEX. 



1141 



Linear vector function, on a graphi- 

 cal synthesis of the, 545. 



Liquids, on the probability of spon- 

 taneous crystallization of super- 

 cooled, 78. 



Loeb (Dr. L. B.) on the relative 

 affinity of gas molecules for elec- 

 trons, 229. 



Lough (V.) on the beating tones of 

 overblown organ pipes, 72. 



McLeod (A. R.) on the lags of 

 thermometers, 49. 



Magnesium, on the spectra of, 851. 



Magnet, on the intrinsic field of a, 

 401. 



Magnetically coupled oscillating 

 circuits, on a mechanical illustra- 

 tion of, 575. 



Mallik (Prof. D. N.) on certaiu types 

 of electric discharge, 216 ; on the 

 mutual induction between two 

 circular currents, 604. 



Manley (J. J.) on the insulation of 

 wires in platinum resistance 

 thermometers, 95. 



Mass-spectrograph, on the, 514. 



Maxwell's capacity bridge, on a 

 development of, 1107. 



Meggers (Dr. W. F.) on an excep- 

 tion to the principle of selection, 

 659. 



Mercury, on the separation of the 

 isotopes of, 31. 



vapour, on the effect of, on 



contact difference of potential, 162. 



Merton (Dr. T. P.) on an attempt 

 to separate the isotopes of chlo- 

 rine, 430. 



Metallic reflexion, on the phase 

 difference from, 471. 



Metals, on the effect of gases on the 

 contact difference of potential be- 

 tween, 162 ; on the kinetic theorv 

 of, 672, 683. 



Microbalance, on the Steele-Grant, 

 1056. 



Micrometer, on the application of 

 the ultra-, to the measurement of 

 small increments of temperature, 

 223. 



Microscope objectives, on a relation- 

 ship between the focal length of, 

 and number of fringes, 766. 



Microseismograms, on the analysis 

 of, 463. 



Mohler (Dr. F. L.) on an exception 

 to the principle of selection, 659. 



Molecular thermodynamics, on, 606. 



Molecules, on atoms and, 886, 1025; 

 on restricted movements of, at low 

 pressures, 1047. 



Morgan (J. D.) on the temperature 

 wave spreading by conduction 

 from point and spherical sources, 

 359. 



Morton (Prof. W. B.) on Hertz's 

 theory of the contact of elastic 

 bodies, 320. 



Mosharrafa (A. 3VL) on unsymmetri- 

 cal components in the Stark effect, 

 943. 



Multilayer coils, on the effective 

 capacity of, 963. 



Murnaghan (Prof. F. D.) on sym- 

 metrical gravitational fields, 19 ; 

 on the deflexion of a ra} r of light 

 in the solar gravitational field, 

 580. 



Narayan (Prof. A. L.) on coupled 

 vibrations by a double pendulum, 

 567 ; on a mechanical illustration 

 of three magnetically coupled os- 

 cillating circuits, 575 ; on a double 

 slit spectrophotometer, 662; on the 

 surface tension of soap solutions, 

 663. 



Neon atom, on the frequency of the 

 electrons in the, 339. 



Newgass (Gr. A.) on a physical inter- 

 pretation of Lewis and Adams' 

 relationship between h, c, and e, 

 698. 



Newman (Prof. F. H.) on active 

 modifications of hydrogen and 

 nitrogen produced by alpha rays, 

 455. 



Nicholson (Dr. J. W.) on zonal har- 

 monics of the second type, 1 ; on 

 products of Legendre functions, 

 768. 



Nickel, on the magnetic field of, 401. 



Nitrogen, on the relative affinity of 

 molecules of, for electrons, 229 ; on 

 active modifications of, produced 

 by alpha rays, 455. 



Optical property of biaxial crystals, 

 on a new, 510. 



and thermodynamic fields of 



radiation, on the connexion be- 

 tween the, 641. 



Orbits in the field of a doublet, on 

 the, 993. 



Organ pipes, on the beating tones 

 of, 72. 



