PROCEEDINGS OF 

 THE ROTAL SOCIETY. 



CONTENTS. 



March 5, 1896. 



PAGE 



List of Candidates 300 



I. Contributions to the Mathematical Theory of Evolution. Note or Repro- 



ductive Selection. By Karl Peaesox, University College, London 301 



II. On the Diurnal Periodicity of Earthquakes. By Charles D avisos, 

 M.A., F.G-.S., Mathematical Master at King Edward's High School, 

 Birmingham . . . . . . . . • • 305 



List of Presents 307 



March 12, 1896. 



Ceoonian Lecttjee. — Observations on Isolated Nerve. Electrical Changes 

 a Measure of Physico-chemical Change. By Augustus D. Wallee, 

 M.D., F.R.S 308 



List of Presents 312 



March 19, 1896. 



I. The Photographic Values of Moonlight and Starlight compared with 

 the Light of a Standard Candle. By Captain W. de W. Abney, 

 C.B., R.E., E.R.S 314 



II. Helium, a Gaseous Constituent of certain Minerals. Part II— Density. 



By William Ramsay, E.E.S., Professor of Chemistry in University 



College, London 325 



III. On the Reflection of Rontgen Light from Polished Speculum-Metal 



Mirrors. By Loed Blythswood 330 



For continuation of Contents see 2nd page of Wrapper. 



Price Two Shillings. 



Jone 18, 1896. 



