Related Clues:

• Bottom of a ring
• Medium for 59-Across
• Atelier item
• Sailcloth
• Sail material
• Painter's target
• What inept boxers hit
• Wrestling surface
• Painting
• 9-Down material
• Wood work
• Painting base
• Painter's backdrop
• John Trumbull's 'Declaration of Independence,' e.g.
• Wall, to a muralist