Related Clues:

• Native peace-maker
• Holmes prop
• Plumber's piece
• Prop for Sherlock
• Line that has a tap on it?
• Organ component
• Peace offering, once
• Certain peace symbol
• Plumber's concern
• Hookah
• Leak site
• Meerschaum, for one
• Popeye's prop
• Magritte subject
• Sound from Big Ben