| It was based on polar coordinates whereas earlier instruments were based on cartesian coordinates. |
| Among the principal musical instruments are tam-tams, pottery drums, goat-horn whistles and flutes, and gourd-cala-bash horns. |
| Many handmade instruments include whistles, drums, rattles, and stringed instruments. |
| Other instruments used included rattles, whistles, flutes, mouth harps, and stringed-instruments constructed with a bow and resonator. |
| The instruments are also more distinctive, black figures on white background and very clear too. |
| Traditional musical instruments included rattles, which were prominent in ceremonies. |
