Related Clues:
- Terrible age?
- Sawbucks
- Cash-drawer section
- Hamilton bills
- Hamilton commemoratives
- 'Terrible' ages
- Column in math
- Treasury bills?
- Redesigned U.S. currency in 2006
- Uncommon dice rolls
- Easy-to-count groupings
- Theme of the puzzle, in part
- Cash-register compartment
- Counting intervals, perhaps
- Register section