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be played ? if so, write down in notation or in letters the 
tones emitted by the slabs. 17. Have they drums with cords, 
or some other contrivance, by means of which the parchment 
can be tightened or slackened at pleasure ? 18. Have they 
drums with definite tones (like our kettle-drums) 1 and if so, 
what are the tones in which they are tuned when two or 
more are played together ? 19. ( a ) Any open hand-drums 
with one parchment only, like our tambourine, or (6) are any 
drums provided with a membrane at both ends ? 20. Are 
the drums beaten with sticks or with the hands 1 21. What 
wind-instruments (trumpets, flutes. &c.) have they ? 22. Any 
trumpets with sliding-tubes (like the trombone) ? 23. How 
are the flutes sounded ? is there a plug in the mouth-hole 1 
24. Any nose-flutes 1 25. What is the number and the 
position of the finger-holes on the flutes ? 26. What tones 
do the flutes yield if the finger-holes are closed in regular 
succession upwards or downwards ? 27. If the people have 
the syrinx (or Pandean pipe), ascertain the series of musical 
intervals yielded by the tubes, and whether the intervals are 
the same in several examples. 28. Ho the people construct 
wind-instruments with a vibrating reed, or some similar con¬ 
trivance, inserted in the mouth-hole ? 29. If they have a 
reed wind-instrument, observe whether the reed is single 
(like that of the clarionet) or double (like that of the oboe). 
30. Have they a kind of bagpipe ? 31. What musical 
instruments have they which are not used by them in musical 
performances, but merely for conveying signals, and for such 
like purposes ? 32. Have they stringed instruments the 
strings of which are sounded (a) by being twanged with the 
fingers, ( b ) twanged with a plectrum, (c) beaten with sticks 
or hammers (like the dulcimer), or (d) played with a bow ? 
33. If there are stringed instruments with frets on the neck 
fas is the case with our guitar), note down the intervals pro¬ 
duced by the frets in regular succession. 34. What are the 
strings made of (gut, wire, &c.) ? 35. Is there any particular 
contrivance on some of the instruments in the arrangement 
and situation of the strings ? 36. Are there stringed instru¬ 
ments with sympathetic strings (i\e., strings placed under 
