Related Clues:

• Piano-playing Dame
• Shell competitor
• Spandau's last prisoner
• Big name in oil
• Pianist Myra
• Big oil company
• Big name in petroleum
• Shell alternative
• Infamous Rudolf
• Dame Myra
• Pianist Dame Myra
• Amerada ___ (petroleum giant)
• Big name in little trucks
• Infamous Spandau prison inmate
• Shell rival