PLATES. 



I. & II. Illustrative of Mr. A. A. Michelson's Paper on the Application 

 of Interference Methods to Astronomical Measurements. 



III. & IV. Illustrative of Mr. H. Tomlinson's Paper on the Effect of 

 Change of Temperature on the Villari Critical Point of lion. 



V. Illustrative of Messrs. Maclean and Makita Goto's Paper on some 

 Electrical Properties of Flames. 



VI. Illustrative of Prof. C. V. Bovs's Paper on Photographs of Rapidly 

 Moving Objects, and on the Oscillating Electric Spark. 



VII. & VIII. Illustrative of Mr. S. U. Pickering's Paper on the Ex- 

 pansion of Water and other Liquids. 



IX. -XL Illustrative of Mr. Carl Barus's Paper on the Isometrics of 

 Liquid Matter. 



XII. Illustrative of Messrs. H. E. J. G. du Bois and H. Rubens's Paper 

 on Refraction and Dispersion in certain Metals. 



