Possible Clues:

• Big name in wax museums
• Madame of wax museums
• Wax modeller needing uniform as dust resettles
• 'Madame' of wax
• Marie -, wax-modeller
• Madame -, French wax modeller
• Madame —, French wax modeller
• Madame ..., wax modeller with London exhibition
• Celebrity Madame?
• Wax museum founder Marie