Possible Clues:

• Antique from ancient city, one with firm casing
• Something unusual about United with Ferdinand at back
• Copper street fighting, not entirely an uncommon thing
• Bric-à-brac at the Illyrian court
• Flea market pickup
• It's an oddity, masculinised papal court?
• Bygone revelry cut short after appearance of copper
• Intriguing object worth collecting
• Old city in Channel Islands gets nothing from antique shop
• Knick-knack