INDEX. 



xxni 



mental determination of the volume- 

 extensibility of ethyl alcohol, 423. 

 Wright (C. K. A.) on certain ternary 

 alloys. Part Y. Determination of 

 various critical curves, and their tie- 

 lines and limiting points, 372. 



Yeo (G. F.) and E. F. Herroun,note on 

 the audibility of single sound waves, 

 and the number of variations neces- 

 sary to produce a tone, 318. 



Young (S.) and W. Ramsay, on some 

 of the properties of water and of 

 steam, 254. 



END OF FIFTIETH VOLUME. 



H.KTKBS U-OB^BT TO H.B KA^STT, ST. 



