Related Clues:

• See 46-Down
• Dele countermand
• He was in old Rome
• Let it be
• The "E" in QED
• QED part
• Going back in Time?
• Proofreader's 'leave it'
• For this reason
• 'It follows that ...'
• 'Keep this'
• It follows a premise
• "Leave this in"
• Galley notation
• Editor's overruling