216 RECORD OF THE ROYAL SOCIETY 



Darwin Medallists 

 1890. Alfred Russel Wallace. 



1892. Sir Joseph Dalton Hooker. 

 1894. Thomas Henry Huxley. 

 1896. Giovanni Battista Grassi. 

 1898. Karl Pearson. 

 1900. Ernst Haeckel. 



1902. Francis Galton. 

 1904. William Bateson. 

 1906. Hugo de Vries. 

 1908. August Weismann. 

 1910. Roland Trimen. 



The Buchanan Medal, 



which is accompanied by a grant of the balance of the Buchanan Medal Fund 

 which may have accumulated since the last award, is awarded every five years 

 in respect of distinguished services to Hygienic Science or Practice in the 

 direction either of original research or of professional, administrative, or 

 constructive work, without limit of nationality or sex. (See p. 175.) 



Buchanan Medallists 



1897. Sir John Simon. 1902. Sydney A. Monckton Copeman. 



1907. William Henry Power. 



The Sylvester Medal, 



which is accompanied by a grant of the balance of the income of the Sylvester 

 Medal Fund, is awarded triennially for the encouragement of Mathematical 

 Research, irrespective of nationality. (See p. 185.) 



Sylvester Medallists 



1901. Henri Poincare. 

 1904. Georg Cantor. 



1907. Wilhelm Wirtinger. 

 1910. Henry Frederick Baker. 



Hughes Medal. 



A Gold Medal, bearing a bust of the late Professor D. E. Hughes, F.R.S., is 

 awarded annually, together with the balance of the income of the Fund, to such 

 person as the President and Council may consider the most worthy recipient, 

 without restriction of sex or nationality, as the reward of original discovery in the 

 Physical Sciences, particularly electricity and magnetism or their applications, 

 such discovery or applications having been published not less than one year 

 before the award. If in any year the Council do not see fit to award the 

 medal, owing to no one being deemed sufficiently worthy of it, the income for 

 that year is invested and added to the principal of the Fund. (See p. 181.) 



1902. Joseph John Thomson. 



1903. Wilhelm Hittorf. 



1904. Sir Joseph Wilson Swan. 



1905. Augusto Righi. 



1906. Mrs. Hertha Ayrton. 



Hughes Medallists 



1907. Ernest Howard Griffiths. 



1908. Eugen Goldstein. 



1909. Richard Tetley Glazebrook. 



1910. John Ambrose Fleming. 



1911. Charles Thomson Rees Wilson. 



