Contents ix 



CHAPTER PAGES 



Lloyd, McCullagh, Jellett, Salmon, Haughton Fitz- 

 gerald, Johnstone Stoney Andrews on ozone and 

 liquefaction of gases Science at Oxford : Henry Smith, 

 Odling, Vernon Harcourt, Pritchard. 



V, PHYSICAL SCIENCE THE HERITAGE OF THE 



NINETEENTH CENTURY (continued)- - 143-186 



Foundation of University of London University Col 

 lege and King's College De Morgan Graham's re- 

 searches on gases Discovery of palladium and rhodium 

 by Wollaston Chemical work of Williamson Electrical 

 researches of Wheatstone Owens College and Man- 

 chester University Chemical school of Frankland and 

 Roscoe Osborne Reynolds and scientific engineering 

 Balfour Stewart on radiation and absorption History 

 of spectrum analysis Discovery of thallium by Crookes 

 Riicker's researches on thin films, his magnetic sur- 

 veys Poynting and energy paths Radiation pressure 

 Distinguished work of amateurs : Baily, Gassiot, 

 Grove, Spottiswoode, Schunck, Sorby Waterston's 

 neglected investigations on theory of gases Progress in 

 astronomy : John Herschel, Gill, Rosse, Lassell, Nas- 

 myth Application of photography to astronomy : de 

 la Rue, Common, Roberts Application of spectrum 

 analysis to astronomy : Lockyer, Huggins Newall's 

 large telescope Early history of photography : Wol- 

 laston, Wedgwood, Herschel, Fox Talbot Dry plates 

 and gelatine emulsions Abney's work on theory of 

 photography Colour photography : Rayleigh, Joly 

 Geophysical work of Kater, Sabine, Clarke Meteoro- 

 logical work of Wells, Howard, Apjohn, Glaisher, 

 Archibald, Buchan, Aitken George Darwin and cos- 

 mical evolution Foundation of seismology by Milne 

 Recent advances in physics Rayleigh's discovery of 

 argon Researches of Ramsay Discovery of helium 

 Crookes' radiometer His improvement of air pumps 

 J. J. Thomson and electric discharge through gases 

 Electric constitution of matter Larmor Discovery of 

 radio-activity Rutherford's discovery of emanation 

 Theory of radio-activity Moseley's brilliant researches 

 and early death. 



VI. PHYSICAL SCIENCE SOME INDUSTRIAL APPLI- 

 CATIONS - - - - 187-202 



Manufacture of steel The electric telegraph : Ronalds, 

 Cooke, Wheatstone Submarine cables : Kelvin, Newall, 

 Hancock Vulcanization of rubber The microphone 



