Viola da Terceira
Appearance
The Viola Terceira is a stringed musical instrument from the Portuguese islands of the Azores. It has 15 strings in 6 courses. The strings are made of steel. It is tuned E3 E3 E2, A3 A3 A2, D3 D3 D2, G3 G2, B3 B3, E3 E3.
References