Harp
A string instrument of very ancient origin, probably first suggested by the bow.
The earliest forms of Egyptian harps resemble that weapon, the front bar or support being wanting. The modern harp, by means of contrivances for altering the tension of the strings, controlled by pedals, has the complete chromatic scale. The harp is extensively used in the modern orchestra; its clear, "glassy" tones form a striking and effective contrast to the rest of the orchestra.
It is most effective when used to give "arpeggios," or broken chords, particularly in soft passages. Scales are ineffective on the harp, and the chromatic scale is impossible.
The compass of the modern harp extends from the second Ch below the bass staff to