CENTURY III. 125 



naturally they are more delighted with them, and 

 practise them more, as appeareth in their singing. 

 We see also that those that teach birds to sing, 

 do keep them waking to increase their attention. 

 We see also that cock birds amongst singing birds 

 are ever the better singers ; which may be because 

 they are more lively and listen more. 



240. Labour and intention to imitate voices, 

 doth conduce much to imitation : and therefore we 

 see that there be certain &quot; pantomimi,&quot; that will 

 represent the voices of players of interludes so to 

 life, as if you see them not you would think they 

 were those players themselves ; and so the voices of 

 other men that they hear. 



241 . There have been some that could counter 

 feit the distance of voices, which is a secondary 

 object of hearing, in such sort, as when they stand 

 fast by you, you would think the speech came from 

 afar off, in a fearful manner. How this is done may 

 be further inquired. But I see no great use of it 

 but for imposture, in counterfeiting ghosts or spirits. 



Experiments in consort touching the reflexion of 

 sounds. 



There be three kinds of reflexions of sounds ; a 

 reflexion concurrent, a reflexion iterant, which we 

 call echo ; and a super-reflexion, or an echo of an 

 echo ; whereof the first hath been handled in the 

 title of magnitude of sounds : the latter two we will 

 now speak of. 



242. The reflexion of species visible by mirrors 

 you may command ; because passing in right lines 



