Related Clues:

• Afternoon hour
• King Cole's fiddlers, e.g.
• See 15-Across
• Rig
• Perpetual time on the clock at Independence Hall
• Small number
• Two quarters
• Not many
• Top Four matchup
• Tractor-trailer
• Big rig
• Prefix with conductor
• Formal introduction?
• See 41-Down
• III