LIST OF PORTRAITS 



SIR ISAAC NEWTON - Frontispiece 



From an engraving of a painting by Kneller, in the posses- 

 sion of Lord Portsmouth. 



JOHN DALTON - Facing p. 16 



From a painting by R. R. Faulkner, in the possession of the 

 Royal Society. 



MICHAEL FARADAY - Facing p. 32 



From a painting by A. Blakeley, in the possession of the 

 Royal Society. 



THE HON. ROBERT BOYLE - - Facing p. 72 



From a painting by F. Kerseboom, in the possession of the 

 Royal Society. 



JOHN CLERK MAXWELL - Facing p. 86 



From an engraving in " Nature " by G. J. Stodart of a photo- 

 graph by Fergus, of Glasgow. 



SIR HUMPHRY DAVY - - Facing p. 112 



From a painting by Sir Thomas Lawrence, in the possession 

 of the Royal Society. 



SIR GEORGE GABRIEL STOKES - - Facing p. 124 



From a photograph by Fradelle & Young. 



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