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Forgotten Signals of Early Messaging is a medium crossword puzzle with 15 clues covering . Play it online for free below, or create your own crossword with our free crossword maker.

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Forgotten Signals of Early Messaging
Moderate difficulty suitable for most players
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Across
  • 1. Device sending coded pulses over wires in the 19th century
  • 2. System of sending messages with rotating arms or flags
  • 3. Machine sending typed messages over wires before emails
  • 6. Handheld flames used as signaling devices in wars or hunting
  • 8. Instrument used in Africa and Asia to send messages over distances
  • 10. Inventor associated with early wireless telegraphy
  • 11. Type of pigeon historically used to carry messages
Down
  • 4. Device reflecting sunlight to send coded signals
  • 5. Sound signal often used in rail and naval communication
  • 7. Dot-and-dash code invented by Samuel to transmit messages
  • 9. Visual signaling using colored flags by ships or railways
  • 12. Method used to encrypt messages in secret writing
  • 13. Person who beats drums to communicate signals
  • 14. Signal created by controlled fires often used by indigenous peoples
  • 15. Bird used in ancient and wartime communication
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