Related Clues:

• Outland penguin
• ''Outland'' character
• Musical creation
• Literary work
• Impressive work
• -- Dei
• Singular opera?
• Magnum __: great work
• Numbered music
• ___ Dei ("The Da Vinci Code" group)
• Musical work with a number
• Catalogued work
• Magnum ___
• Numbered work of a composer
• Masterpiece