Figure 162.—Rarotongan slit gongs (Bishop Mus., a, b: C8865; c, d: C8864). a, side view: total length, 500 mm.; 1, main slit, 340 mm. long, 32 mm. wide; 2, 2, end septums, 45 mm. long; 3, 3, end slits, 37 and 39 mm. long, same width as main slit; 4, beating stick (C8866): length, 341 mm.; middle diameter, 21 mm.; pointed at both ends, b, end view: height, 105 mm.; greatest width, 103 mm.; end slits roughly cut out below upper opening, c, side view: total length, 388 mm.; 1, single slit, 310 mm. long; width, 30 mm. but worn under in middle from beating; 2, 2, end septums or walls, 41 and 43 mm. long; no end slits; 3, beating sticks (C8867): length, 330 mm.; middle diameter, 14 mm. d, end view: height, 111 mm.; greatest width, 109 mm.