Related Clues:
- Denver-Chicago dir.
- Pilot's dir.
- Atlanta-to-St. Pete dir.
- Seattle-to-Vegas dir.
- Nantes-to-Paris dir.
- Elmira-to-Syracuse dir.
- Greenwich Village to Chinatown dir.
- WSW opposite
- Fuel suffix
- 157.5° from N
- SFO-to-LAX heading
- Melbourne-to-Brisbane dir.
- Helm heading, perhaps
- Houston-to-St. Louis dir.
- Nautical hdg.