THE BAKERIAN LECTURE 281 



1888. J. Norman Lockyer. 



Suggestions on the Classification of the various Species of Heavenly Bodies. 

 A Report to the Solar Physics Committee.' Proceedings, vol. 44. 



1889. Arthur William Rucker and Thomas Edward Thorpe. 



' A Magnetic Survey of the British Isles for the Epoch January 1, 1886.' 



Phil. Trans., A, vol. 181. 



1890. Arthur Schuster. 



' The Discharge of Electricity through Gases. Preliminary Communication.' 



Proceedings, vol. 47. 



1891. George Howard Darwin. 



' On Tidal Prediction.' Phil. Trans., A, vol. 182. 



1892. James Thomson. 



'On the Grand Currents of Atmospheric Circulation.' 



Phil. Trans., A, vol. 183. 



1893. Harold B. Dixon. 



' The Rate of Explosion in Gases.' Phil. Trans., A, vol. 184. 



1894. Thomas Edward Thorpe and J. W. Rodger. 



* On the Relations between the Viscosity (internal friction) of Liquids and 

 their Chemical Nature.' Phil. Trans., A, vol. 186. 



1895. A. G. Vernon Harcourt and William Esson. 



' On the Laws of Connexion between the Conditions of a Chemical Change 

 and its Amount. III. Further Researches on the Reaction of Hydrogen 

 Dioxide and Hydrogen Iodide.' Phil. Trans., A, 1895. 



1896. William Chandler Roberts- Austen. 



' On the Diffusion of Metals.' Phil. Trans., A, 1896. 



1897. Osborne Reynolds and W. H. Moorby. 



' On the Mechanical Equivalent of Heat.' Phil. Trans., A, vol. 190. 



1898. William James Russell. 



' Further Experiments on the Action exerted by certain Metals and other 

 Bodies on a Photographic Plate.' Proceedings, vol. 63. 



1899. James Alfred Ewing and W. Rosenhain. 



'The Crystalline Structure of Metals.' Phil. Trans., A, vol. 193. 



1900. William Augustus Tilden. 



' On the Specific Heat of Metals and the Relation of Specific Heat to Atomic 

 Weight.' Phil. Trans., A, vol. 194. 



1901. James Dewar. 



'The Nadir of Temperature and Allied Problems.' 



Proceedings, vol. 68 (Abstract). 



1902. Lord Rayleigh. 



' On the Law of the Pressure of Gases between 75 and 150 Millimetres of 

 Mercury.' Phil. Trans., A, vol. 198. 



1903. C. T. Heycock and F. H. Neville. 



' On the Constitution of the Copper-tin Series of Alloys.' 



Phil. Trans., A, vol. 202. 



