Related Clues:
- Letters before 10-Across
- Touchdown data
- Schedule guesses briefly,
- Some Greek vowels
- Passengers' concerns, briefly
- H H H, to Greeks
- LAX guesstimates
- Letters from Athens
- In-flight announcements, for short
- Airport guesses, for short
- Letters that look like H
- HHH, in Athens
- LAX list
- Guesstimates at J.F.K.
- Electric flux symbols