Related Clues:
- Hour after midnight
- Night owl's time
- Graveyard shift time
- A time in the wee hours ...
- Wee hr.
- Time after retiring?
- It may be indicated by a stroke
- When 59-Across ends, in NYC
- Two bells, in the Navy
- Witching hour follower
- Graveyard shift hr.
- Early morning hr.
- Early feeding time
- Midnight follower
- Late-night time