Related Clues:

• Tiny amount
• Tiny payment
• Pound part
• Stopping point?
• Trifle
• Flying eagle, e.g.
• ___-a-minute (call rate)
• Copper
• Turning point?
• Bygone phone call cost
• Cost of a minute call, maybe
• Brass component
• Onetime phone call cost
• Symbol of thinness
• See 42-Across