Related Clues:

• Louvre's closed and season's not finished
• Louvre's quiet state
• Tell nobody -- say 'Keep things dark'
• Keep light out and call for quietness, say
• 'Blind' is not a word to say
• It's said to eliminate noise, say, in camera component
• Call for peace, say, that controls exposure when shooting occurs
• Louvre's quiet, say
• Keep mum, say, closer
• Hinged window blind
• Quiet voice that provides cover