Related Clues:

• Signal that replaced 'CQD'
• Sinking ship signal
• Ship emergency letters
• ''Help wanted''
• Letters for help
• Scouring pad brand
• 1975 ABBA hit
• Give backup
• Servants (with "the")
• Help leaders stuck on Sugarloaf
• Salt's 'Help!'
• "Emergency!"
• Help-seeking letters
• ... --- …, decoded
• ... --- …, decoded