Related Clues:
- Two plus eleven minus one, amazingly
- The Guardian joining line in the box with electronic figure
- Noon - midnight
- One dozen
- 12 o'clock
- Six twos
- Twelve during daylight
- Basis of duodecimal system
- Twelve during the day
- Common lunch hour
- It's between eleven and one
- High time for a palindrome?
- Time for both hands to be up
- Morning ender
- When a factory whistle may blow