CONTENTS OF VOL. XLIV. FIFTH SERIES. V 



Page 



Dr. J. E. Myers and Prof. F. Braun on the Decomposition 

 of Silver Salts by Pressure 172 



Dr. J. P. Kuenen on the Condensation and Critical Pheno- 

 mena of some Substances and Mixtures 174 



Lord Eayleigh on the Propagation of Electric Waves along 

 Cylindrical Conductors of any Section 199 



M. Tito Martini on Heat produced by Moistening Pulverized 

 Bodies 205 



Dr. Gr. Johnstone Stoney on Proofs of a Theorem in Wave- 

 motion £06 



Some Observations on a Nickel Stress Telephone, by F. J. 

 Jervis-Smith 211 



On the Interference, and the Electrostatic Deflexion of 

 Kathode Pays, by Prof. Jaumann 211 



On the Measurement of the Brightness of Daylight, by H. 

 W. Vogel 212 



NUMBER CCLXVIII.— SEPTEMBEE. 



Dr. David K. Morris on the Magnetic Properties and Elec- 

 trical Eesistance of Iron as dependent upon Temperature 

 (Plates II. & HI.) 213 



Dr. P. Zeeman on Doublets and Triplets in the Spectrum 

 produced by External Magnetic Forces. — (II.) 255 



Prof. John Trowbridge on the Oscillatory Discharge of a 

 Large Accumulator 259 



Dr. J. A. Fleming on a Method of determining Magnetic 

 Hysteresis loss in Straight Iron Strips. (Plate V.) 262 



Lord Eayleigh on an Optical Device for the Intensification 

 of Photographic Pictures 282 



Prof. J. Trowbridge on Electrical Discharges in Air 285 



M. Gustav A. Hemsalech on some New Lines in the Spark- 

 Spectrum of Aluminium 289 



Observations on Latimer Clark's Standard Cell when Closed, 

 by Theodor Wulf 29 L 



Specific Heat of Difficultly Fusible Metals, by H. Mache 292 



Determination of the Coefficient of Magnetization of Liquids 

 and their Dependence on Temperature, by Prof. Dr. Gustav 

 Jager and Dr. Stefan Meyer 292 



