Related Clues:

• Antiques-store item
• Evidence of ancient times
• Antique
• Piece of history
• Revered remnant
• See 18-Across
• Museum piece
• Excavation find
• Historical object
• Souvenir of the past
• Period piece?
• Archaeologist's prize
• Piece of the past
• Its appeal is in creasing
• Archaeologist's find