Challenging puzzle for experienced crossword solvers
Forgotten Flags and Phantom Signals
Moderate difficulty suitable for most players
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Across
- 1. Signal flare color indicating distress or danger
- 4. A port where lost messages might have originated or ended
- 6. Use of flares or fireworks for signaling at sea
- 8. Method to encode or decode secret maritime messages
- 12. Code used for secret maritime communications
Down
- 2. Dot-and-dash system once vital for maritime messaging
- 3. Ancient manuscript or collection of signals and codes
- 5. Brilliant flash sometimes used metaphorically for signal bursts
- 7. A light source guiding ships or marking locations
- 9. Term for hidden or lost signals buried in noise or waves
- 10. Visual signaling using flags on poles
- 11. Audible signal used by ships in fog and low visibility
- 13. Spiral signal pattern sometimes used in radio transmissions
- 14. Common tool for ship-to-ship messaging
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