Related Clues:

• Monet works
• Treats, as squeaks
• De-squeaks the Tin Man
• Lois becomes a medium
• Well-produced paintings?
• Paints for Pissarro
• Portraitists' buys
• Picasso medium
• Olive and canola
• Adds lubrication
• Adds lubrication to
• Works in a studio, say
• Overlays with bacon
• Works at the National Gallery
• 10W-40 and 20W-50