Photo: Elliott & Fry. 



SIR ERNEST RUTHERFORD 



One of our most eminent physicists who has succeeded Sir 

 J. J. Thomson as Cavendish Professor of Physics at the Uni- 

 versity of Cambridge. The modern theory of the structure of 

 the atom is largely due to him. 



Photo: Rischgilz Collection. 



J. CLERK-MAXWELL 



One of the greatest scientific men who have ever lived. He revo- 

 lutionised physics with his electro-magnetic theory of light, and 

 practically all modern researches have had their origin, direct 

 direct, in his work. Together with Faraday he constitutes one of the 

 main scientific glories of the nmfteenth century-. 



