Related Clues:

• Something unusual, perhaps collectable
• Something very scarce and often valuable
• Something very scarce, probably valuable
• An unusual person, or bird
• An unusual bird
• 'Something unusual, perhaps collectable (6)'
• An unusual person or bird
• Not the usual way one might be flying to Rome
• It's two artists, a six is, and that's unusual
• Seems there's a 2 down of this in the air of Rome
• It's seldom that I try to follow the Academician
• That's what's unusual in the air of Rome
• That's the Academician I try to make unusual
• Scarcely might one find this
• Couple of artists and a further five is flying from Rome, but not usually