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Ethnology of Manihiki and Rakahanga
Figure 10. Roof sheet needle (tuiau) : a, upper view, needle pointed at both ends, left end of type needle (B. P. Bishop Museum, C. 2811) slightly blunter than other; b, side view, upper surface slightly concave longitudinally; c, cross-sections with upper surface to right, upper surface slightly flatter than other, side edges rounded off. Total length, 10 inches; middle width, 0.9 inch; middle thickness, 0.4 inch; section about halfway between middle and points, 0.8 inch wide and 0.3 inch thic…
Figure 10. Roof sheet needle (tuiau) : a, upper view, needle pointed at both ends, left end of type needle (B. P. Bishop Museum, C. 2811) slightly blunter than other; b, side view, upper surface slightly concave longitudinally; c, cross-sections with upper surface to right, upper surface slightly flatter than other, side edges rounded off. Total length, 10 inches; middle width, 0.9 inch; middle thickness, 0.4 inch; section about halfway between middle and points, 0.8 inch wide and 0.3 inch thick.