Related Clues:

• Sister of Calliope
• Award for Saatchi & Saatchi
• A Muse
• Ad writer's award
• Muse of history
• Advertising award
• Sister of Urania
• Madison Avenue award
• Sister of 44-Across
• One of the Muses
• History Muse
• Madison Avenue honor
• Award in the ad biz
• Thalia's sister
• Sister of Erato