Related Clues:

• Second-highest pinochle cards
• Column in an addition problem
• Rightmost column, perhaps
• Uno, un, eins, etc.
• Smallest greenbacks
• Some greenbacks
• You get five for a fiver
• Yellow Monopoly bills
• Wallet stuffers, perhaps
• Bills depicting pyramids
• A good deal of binary code
• Second place?
• Bills featuring the Treasury
• Some currency
• Hamiltons