viii 



Page 



On the Change of Absorption produced by Fluorescence. By John 

 Burke, B.A. (Dub.), Berkeley Fellow of the Owens College, Man- 

 chester. Communicated by Professor Arthur Schuster, F.B.S 485 



On the Theory of the Magneto-Optic Phenomena of Iron, Nickel, and 

 Cobalt. By J. G. Leathern, B.A., Fellow of St. John's College, Cam- 

 bridge. Communicated by Sir Robert S. Ball, F.R.S 487 



Magnetic Properties of Iron at High Temperatures. By J. Hopkinson, 

 D.Sc, F.R.S 490 



On the Distribution of Frequency (Variation and Correlation) of the 

 Barometric Height at Diverse Stations. By Karl Pearson, M.A., 

 F.R.S., University College, London, and Miss Alice Lee, Bedford 

 College 491 



Obituary Notices : — 



Sir John Eric Erichsen i 



Samuel James Augustus Salter iii 



George Harley v 



Augustus Wollaston Franks x 



Index xiii 



Erratum xx 



