Related Clues:

• Choral part
• Deep voice
• Yo-Yo Ma's prop
• Low range
• Drum type
• Sport fish
• Paul Robeson, for one
• Low-pitched
• Fiddle's kin
• McCartney played it in the Beatles
• Type of clef
• Stereo knob
• Part for five Beethoven sonatas
• Largemouth fish
• Angler's catch, perhaps