Related Clues:

• Noted Downing Street address
• Beauty mark?
• Word signaling the end of a match
• Target number in baccarat
• See 52-Down
• Opening time, maybe
• Coffee break time, perhaps
• Jack's inferior
• Diamond figure
• Routine perfection?
• Muse count
• Supreme Court, e.g.
• British P.M.'s house number
• See 41-Across
• Bridges