treble, second

The low soprano, A mechanical device in the organ treble staff which produces a wavering effect or The staff upon which the treble clef tremolo. It consists of a small bel is placed. The staff bearing the G lows placed over a wind chest, in the clef on its second line, and used for lower side of which is a covered music for treble voices and for in opening. When the cover is removed, struments of high or medium pitch. by pulling a stop knob in the front treble viol of the organ or by pre ing a pedal, the wind rushes in from beneath and The viol having the highest pitch escapes through the little bellows into and corresponding to the soprano voice, the pipes which are to be sounded. treble voice The inrushing air raises the cover of The soprano. the bellows, escaping in a continuous stream, but as the cover rises it is Tredezime (tra-da'-tse-me) Ger. n. stopped by a spring which forces it A thirteenth: an interval of an ocdown again. This combined action tave plus five tones above. continues causing the air to escape in