Related Clues:

• See 17-Across
• Jackie's 'O'
• Kennedy follower
• Jackie's #2
• Olympic Airways founder
• Jackie's Ari
• Onetime lover of Callas
• Tycoon of the past
• Latter-day Aristotle
• Callas's love
• Noted Greek Aristotle
• Onetime Olympic Airways owner
• Noted Greek groom of 1968
• Greek tycoon Aristotle
• Aristotle of Greece