A crossword exploring rare and unusual instruments used throughout history for communication.
Ancient and Obscure Communication Devices
Explore a crossword featuring rare and unusual instruments used throughout history for sending messages and communication.
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Across
- 1. Early electrical message sender using Morse code
- 2. Visual signaling with flags or arms
- 3. Instrument signaling alerts or calls across distances
- 5. Rapid writing method to quickly capture speech
- 8. Bird used historically for message delivery
- 10. Instrument used in African cultures for long-distance signals
Down
- 4. Bright signal used for emergencies or communication
- 6. Device sending signals using sunlight reflections
- 7. Method to encode secret messages
- 9. Reflective tool used for signaling at a distance
- 11. Signal method using visual plumes from fire
- 12. Stone landmark used by Inuit to communicate directions
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