LIST OF ILLUSTRATIONS 



PORTRAITS 

 SIR WM. CROOKES Frontispiece 



PAGE 



SIR J. J THOMSON . facing 118 



D MENDELEEFF ,,130 



LORD RAYLEIGH 134 



SIR WM. RAMSAY ... ,,138 



MADAME CURIE .......... 144 



T. W. RICHARDS ,,158 



SVANTE ARRHENIUS ........... 186 



SIR W. H. PERKIN ... . . 312 



MARCELLIN BERTHELOT 334 



EMIL FISCHER . . . . . . . . ,, 420 



SUBJECTS 

 no. 



1. Imperial College of Science and Technology, London : Depart- 



ments of Chemistry and Physics ..... facing 20 



2. Imperial College of Science and Technology, London : Base- 



ment ,,21 



3. Imperial College of Science and Technology, London : Ground 



Floor . . . 22 



4. Imperial College of Science and Technology, London : First 



Floor ,23 



5. Imperial College of Science and Technology, London : Chemical 



Lecture Room ......... 24 



6. Imperial College of Science and Technology, London : Main 



Chemical Laboratory ....... M 25 



7. Imperial College of Science and Technology, London : Advanced 



Chemical Laboratory . . . . . . 20 



8. Imperial College of Science and Technology, London : Refrac- 



tory Materials' Department . . . . . 27 



9. Imperial College of Science and Technology, London : Fuel 



Department, Research Laboratory, showing gas and air 

 compressing plant and Knight's Experimental Furnace . ,, 28 



10. Imperial. College of Science and Technology, London : Fuel 



Department. Experimental Mond Gas Producer Plant . 29 



11. Harvard University : A Plan of the Buildings for the Division 



of Chemistry ...... on 31 



12. Harvard University : Gibbs Memorial Laboratory . . facing 32 



13. Harvard University : Coolidge Laboratory . 32 



14. Harvard University : Elementary Chemistry . . 33 



15. Illinois University : Chemical Laboratories, 1901 . . 38 



16. Illinois University : New Chemical Laboratories , ,, 39, 



xiii 



