PLATES. 



I. & II. Illustrative of Mr. E. H. Griffiths's Paper on the Influence of 

 Temperature on the Specific Heat of Aniline. 



III. Illustrative of Mr. E. F. Northrup's Paper on a Method for 

 Comparing the Values of the Specific Inductive Capacity of a Substance 

 under Slowly and Rapidly Changing Fields. 



IV. Illustrative of Prof. A. Smithells's Paper on the Luminosity of 

 Gases. 



V. & VI. Illustrative of Prof. A. Schuster's Paper on the Scale- Value 

 of the late Dr. Joule's Thermometers. 



VIT. Illustrative of Mr. J. Evershed's Paper on the Radiation of 

 Heated Gases. 



ERRATUM. 



Page 168, line 23 from top, insert 15°. 



ERRATA IN VOLUME XXXVIII. 



Page 232, line 5 from bottom, for no electrification read comparatively 



little electrification. 

 „ 234, „ 10 from top, for 6x10-5 read 6x10- "j and for 4*8 per 



cent, read 4*8 X 10-8. 

 „ „ Delete first paragraph of § 14. 

 „ „ line 11 from bottom, for Even read But. 

 „ „ „ 9 from bottom, for sufficient read insufficient. 



