﻿Lnd 
  middlej 
  

  

  )wed 
  at 
  Y6' 
  

  

  IBRA 
  

  

  Phil. 
  Mag. 
  Ser. 
  6, 
  Vol. 
  18. 
  PL 
  VI 
  

  

  24 
  

  

  string 
  plucked 
  at 
  f 
  and 
  tuned 
  to 
  

   59 
  30 
  

  

  34 
  

  

  ig 
  and 
  (/ 
  strin 
  

   concert 
  pitch 
  

  

  9 
  

  

  40 
  

  

  6fl 
  

  

  plucked 
  at 
  f 
  ^ 
  H,^„ 
  gj^j^g 
  ^^ove 
  notes. 
  

  

  