INTERNATIONAL COUNCIL. 



Prop. H. E. ARMSTRONG (United Kingdom). 



Dn. W. T. BLANFORD (Isdia). 



Prof. De. A. von BOHM (AnsTEiA). 



De. J. BRDNCHORST (Norway). 



De. E. W. DAHLGREN (Sweden). 



Prof. A. FAMINTZIN (Rdssia). 



Prof. Dr. J. H. GRAF (Switzerland). 



Prof. J. W. GREGORY (Victoria). 



Dr. M. KNUDSEN (Denmark). 



Prof. D. J. KORTEWEG (Holl.4Nd). 



Peof. H. lamb (S. Adstealia). 



Peof. S. p. LANGLEY (United States). 



Peof. A. LIVERSIDGE (New Sooth Wales). 



MoNS. D. MflTAXAS (Greece). 



Prof. R. NASINI (It.vly). 



Don F. del PASO Y TRONOOSO (Mexico). 



Peof. H. POINOARfi (France). 



Peof. GUSTAV RADOS (Hdngaey). 



Prof. J. SAKUEAI (Japan). 



R. TRIMEN, Esq. (Cape Colony). 



Pkof. Dr. 0. UHLWORM (Germany). 



EXECUTIVE COMMITTEE. 



Dr. CYRUS ADLER. 

 Prop. H. E. ARMSTRONG. 

 Prof. A. FAMINTZIN. 

 Dr. J. LARMOR, See. R.S. 

 Dr. L. MOND. 

 Peof. R. NASINI. 

 Prof. H. POINCARli;. 

 Peof. T. E. THORPE. 

 Prof. Dr. 0. UHLWORM. 



DIRECTOR. 



Dr. H. FORSTER MORLEY. 



REFEREE FOR THIS VOLUME. 



B. DAYDON JACKSON. 



