Related Clues:
- A number of perfect people?
- Two hours before noon
- The base of our system
- Trumpet selection
- Fifth-grader's typical age
- Low card in a royal flush
- How old Jonesin' Crosswords recently turned
- Flow controllers
- Down-for-the-count count
- A, in the hexadecimal number system
- Perfection, in some sports
- Lights-out signaler
- Boxing count
- Referee's last number
- Base of the decimal system