Perfect for beginners with simple, common vocabulary
Timeless Relics of Communication
Explore the forgotten methods that once connected the world in this crossword featuring obsolete communication tools and techniques.
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Across
- 1. Visual signaling system using flags or lights
- 3. Code used with telegraph systems, combining dots and dashes
- 4. Light source used to send signals over distances at night
- 5. Early device that recorded and played back sound, now outdated
- 8. Early communication tool transmitting messages through rhythmic beats
- 11. Machine that transmitted typed messages over wires
- 13. General term for a form of communication conveying information
- 14. Adjective describing pigeons trained to return home
Down
- 2. Machine that scanned and sent documents over telephone lines
- 6. Animal used in express mail delivery before modern transport
- 7. Device using mirrors to send messages via flashes of sunlight
- 9. Method of communication using symbols on paper or surfaces
- 10. Early system sending messages over wires using Morse code
- 12. Type of pigeon used to transport messages
- 15. Bird used historically to carry written messages
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