458 



NATURE 



[August 8, 1918 



bar lies almost under the fourth string, while the 

 sound-post stands near that foot of the bridge which 



T. F. Ebblewhite, and W. B. Kilby. A number of 

 vibration-curves obtained for the violin were shown 



I'lG. 4. — Monochord vibration curves. 



G. 5. — Violin vibration curves. 



is under the first string. In the work on the violin 

 assistance was received from Messrs. T. J. Richmond, 

 NO. 2545, VOL. lOl] 



on the screen. Fig. 5 gives one set of these, showing 

 the vibrations of each string as indicated by the letters 



