The comb material is said to have a slight influence on the harp s tone but the main lead of the comb material is durability. Traditional harmonicas were made of wood while modern versions of the instrument are made of plastic or metal. The reed plate is the collective name for reeds in one panel. Reeds could be made of steel, brass, plastic, or aluminum. It is sometimes referred to as double virginals. The clavicytherium has its strings and soundboard placed perpendicularly in front of the player just like the upright piano. On the other hand, the spinet has its strings set at a 30 degree angle from the keyboard. The folding harpsichord is the version of the harpsichord that is suitable for travel. Here are the categories of flutes based on origin: 1. Western concert flutes The western concert flute is a descendant of the German flute. It is closed at the top and the embouchure hole is placed near the top. The regular concert flute can play three octaves beginning from middle C which gives it one of the highest pitches in the orchestra besides the piccolo. Zithers and lyres have strings that are fastened to at least a point on the tailpiece or wrest pins near the soundboard and lie parallel to it. In contrast, the harp s strings stem straight from the soundboard and lie perpendicular to it. The lyre in modern Greece You can no longer see the classical lyre being played in Greece nowadays. It is described by The New Groove Dictionary of Musical Instruments as an instrument that sounds the same as a soprano sax yet less pleasant. Based on records, Cavaill -Coll introduced it in France as a 2' Fl te Harmonique. At times, it was given the name octavin harmonique. It was also called the doublette and open flute. Four-string banjos can be for choral accompaniment and single string tune playing. These can also be for duo style which is a mixture of the rhythm chords and single string tremolo and for chord melody style. Five-string banjo An American minstrel player from Virginia named Joel Walker Sweeney made the five-string banjo popular in the 1830 s.