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bassoon, the principal bass instrument of the orchestral woodwind family. The bassoon’s reed is made by bending double a shaped strip of cane. Its narrow conical bore leads from the curved metal crook, onto which the double reed is placed, downward through the wing, or tenor, joint (on which are the left-hand finger holes) to the butt joint (on which are the right-hand holes). The bore then doubles back, ascending through the butt to the...