HEARING. 319 



one sound that makes sweeter music than the most gifted of 

 feathered songsters, surpassing all the instruments of man's 

 device, even the violin, with its almost human flexibility and 

 range of expression ? 



What sound communicates to us the most of thought and 

 sympathy ? 



What sound was it Robinson Crusoe, in his dreary soli- 

 tude, most longed to hear? 



READING. Physiology of the Special Senses , M'Kendrick and 

 Snodgrass ; The Senses of Man, Bernstein. 



