Harp topic

The harp is a stringed instrument which has the plane of its strings positioned perpendicular to the soundboard. All harps have a neck, resonator and strings. Some, known as frame harps, also have a forepillar; those lacking the forepillar are referred to as open harps. Depending on its size (which varies considerably), a harp may be played while held in the lap or while stood on the floor. Harp strings can be made of nylon (sometimes wound around copper), gut (more commonly used than nylon),... full article at wikipedia