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all the side holes are covered or if the two lower ones are uncovered; itis 
raised if all three side holes are uncovered. These two notes would never 
be used in ordinary playing. 
This particular koawau has been selected for examination because ‹ 
its undoubted age and genuineness, The dimensions and notes of more - 
modern koauau are given for comparison :— 
2. Koauau belonging to Ven, Archdeacon H. W. Williams. 
Length, 146 mm. ; bore—top 22 mm., bottom 16 mm. 
Distance from Hole 
above. 
3. Koauau in Otago University Museum, No. D 21/58. 
Length, 151 mm. ; bore—top 17 mm., bottom 16 mm. 
Distance from Hole 
(Trial) . .. .. 27mm. above. 
E “+ .. 32mm. à 
(Trial) 52 mm. 
: x .. 58mm. 26 mm. 
(Trial) + .. 65mm. 
S Š .. 94mm. 36 mm. 
(Trial), .. 100mm. 
These two are of particular interest because they have plugged 
holes, showing that the 
intervals, after the repeated trials shown by the plugged holes, appro 
j scale. No diameters are given for these two, 
they are torpedo-shaped. 
One of the koauau in the British Museum, (Plate 85, fig. 1) shows two- 
plugged trial-holes, : 
